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New active analogues of vitamin D with low calcemic activity. In conclusion, a number vitamin D analogues have been developed that have very low calcemic activity but retain several other properties of 1,25-(OH)2D3, including the ability to differentiate leukemia and skin cells, to enhance the immune response, and to s...
neoplasms
Analgesic use: a study of treatments used by patients for migraine prior to attending the City of London Migraine Clinic. Eighty-three unselected patients attending the City of London Migraine Clinic for the first time were asked about their drug intake and use of alternative treatment. Thirty-one of those questioned t...
nervous system diseases
Bacterial meningitis in adults. Bacterial meningitis continues to be an important cause of morbidity and mortality despite the availability of effective bactericidal antibiotics. Penicillin or ampicillin remains the drug of choice for meningitis caused by Streptococcus pneumoniae and Neisseria meningitidis. The third g...
nervous system diseases
Spitz nevi in black children. Four black children with Spitz nevi are presented. The initial clinical diagnosis was pyogenic granuloma for three patients. One child had two Spitz nevi. Histologic examination revealed melanocytic dendritic hyperplasia in all cases.
neoplasms
The interspinous method of posterior atlantoaxial arthrodesis. Thirty-six patients underwent C1-2 posterior wiring and fusion procedures over a 5-year period for unstable C-2 fractures (eight cases), unstable atlas-axis combination fractures (six cases), rheumatoid C1-2 instability (14 cases), os odontoideum (four case...
general pathological conditions
Sweet's syndrome: a clinicopathologic review of twenty-nine cases. Twenty-nine patients with Sweet's syndrome were studied. Not all of Sweet's original criteria were necessarily present and diagnosis was dependent on the recognition of the typical, acute, tender, erythematous plaques and the characteristic histologic f...
general pathological conditions
Effect of oxygen-free radical scavengers on survival in sepsis. Sepsis remains a leading cause of death in the surgical intensive care unit (SICU) patient following major surgery or trauma. Recent work has demonstrated that oxygen-free radicals (OFR) generated during sepsis contribute to the pathogenesis of this syndro...
digestive system diseases
Might free arterial grafts fail due to spasm? The rat femoral artery was used as a free graft and was studied after 2, 7, 14, 30, and 60 days. The patency of the grafts was 100% (2 days, n = 6), 78% (7 days, n = 9), 63% (14 days, n = 8), 33% (30 days, n = 12), and 18% (60 days, n = 11). Histology showed an intimal thic...
general pathological conditions
Natural death as viewed by the medical examiner: a review of 1000 consecutive autopsies of individuals dying of natural disease. A study of 1000 consecutive autopsies of individuals dying of natural disease was conducted. Cardiovascular disease was responsible for 60.9% of all deaths with coronary artery disease--not o...
general pathological conditions
A case-control study of risk factors for intraoperative suprachoroidal expulsive hemorrhage. The authors performed a case-control study of risk factors for suprachoroidal expulsive hemorrhage (SEH); the study involved 68 SEH cases at their institution from 1981 to 1986. The authors examined 113 variables in the study g...
general pathological conditions
Pseudomonas aeruginosa bacteremia in patients undergoing liver transplantation: an emerging problem. In our institution, Pseudomonas aeruginosa bacteremia appeared to occur with increasing frequency in patients undergoing liver transplantation. We thus conducted a prospective study to define risk factors and outcome in...
general pathological conditions
Salt blocks the renal benefits of ramipril in diabetic hypertensive rats. To establish if the benefit of angiotensin converting enzyme inhibitor therapy in retarding progressive diabetic renal injury is due to a specific intrarenal effect of the systemic hypotensive effect, we studied the effect of long-term ramipril t...
cardiovascular diseases
The community hospital-based stroke programs in North Carolina, Oregon and New York--V. Stroke diagnosis: factors influencing the diagnostic evaluation of patients following acute stroke. Among the 4129 patients of the Community Hospital-based Stroke Program, 30% had an unspecified stroke diagnosis. Since specific diag...
nervous system diseases
Bacterial or viral meningitis? Measuring lactate in CSF can help you know quickly. Measurement of cerebrospinal fluid (CSF) lactate is a useful test when properly applied to the appropriate clinical situation and can offer information other CSF parameters cannot provide. Except for Gram's stain of CSF, lactate level is...
nervous system diseases
Ischemic colitis in a crack abuser. We report a case of acute colitis temporally associated with smoking crack. Colonoscopy revealed a patchy left-sided hemorrhagic inflammation from the rectosigmoid colon to the splenic flexure. Biopsy specimens were consistent with resolving ischemic colitis. This entity should be co...
digestive system diseases
An epidemiologic study of abuse of analgesic drugs. Effects of phenacetin and salicylate on mortality and cardiovascular morbidity (1968 to 1987) BACKGROUND. Phenacetin abuse is known to produce kidney disease; salicylate use is supposed to prevent cardiovascular disease. We conducted a prospective, longitudinal epidem...
cardiovascular diseases
Palliative repair of aortic atresia associated with tricuspid atresia and transposition of the great arteries. Successful palliative repair of aortic atresia and hypoplastic aortic arch associated with tricuspid atresia in a neonate is described. The repair consisted of reconstruction of the hypoplastic aortic arch wit...
cardiovascular diseases
Effects of long-term verapamil therapy on serum lipids and other metabolic parameters. Calcium antagonists have been used successfully in the management of hypertension for more than a decade, but less is known about their long-term metabolic effects. To define the impact of one calcium antagonist, verapamil, on serum ...
cardiovascular diseases
Ovarian neoplasms and the risk of adnexal torsion. Previous reports examining adnexal torsion suggested that benign ovarian neoplasms are more likely to undergo torsion than malignant ovarian neoplasms. To our knowledge, this clinical observation has not been quantified. To examine this hypothesis, we reviewed our expe...
neoplasms
Prospective, randomized comparison of ringed and nonringed polytetrafluoroethylene femoropopliteal bypass grafts: a preliminary report. Kinking and compression with knee flexion are thought to be one cause of failure of below-knee polytetrafluoroethylene femoropopliteal bypass. To prevent this problem polytetrafluoroet...
general pathological conditions
Can clinical judgment detect children with speech-language problems? Pediatricians often rely on clinical judgment derived from observation or parental concern to identify children with developmental problems. The less popular but recommended alternative is to repeatedly administer standardized screening tests. Such te...
nervous system diseases
Dietary salt and blood pressure. A perspective. Although dietary salt restriction is often valuable as sole or adjunctive therapy of hypertensive disorders, it is abundantly clear that hypertensive patients comprise a heterogeneous group with regard to salt sensitivity of blood pressure. This is apparent despite the ma...
cardiovascular diseases
Tilt test for diagnosis of unexplained syncope in pediatric patients. Thirty-five teenage patients with a history of presyncope or syncope underwent a passive head-up tilting to reproduce symptoms of syncope. If tilting alone did not induce syncope, isoproterenol infusion was given to increase heart rate to 150 to 160 ...
nervous system diseases
Low incidence of asymptomatic brain metastases in patients with renal cell carcinoma. Brain metastases from renal cell carcinoma are uncommon. The present study was undertaken to determine the value of routine computerized tomographic (CT) scanning of the brain in patients with renal cell carcinoma. A review of 106 pat...
neoplasms
'Locked-in syndrome' for 27 years following a viral illness: clinical and pathologic findings. We describe a man who, after a presumed encephalitic illness, was "locked-in" for 27 years. His CT and autopsy findings showed atrophy of the brainstem and a cystic lesion at the base of the pons. He survived longer than most...
general pathological conditions
Cholangiocarcinoma in association with multiple biliary microhamartomas. The rarity of cholangiocarcinoma occurring in von Meyenburg complexes is well appreciated. We describe the case of a 35-year-old man found to have cholangiocarcinoma in association with multiple biliary microhamartomas of the liver. Areas of ducta...
digestive system diseases
Pathologic involvement of the left ventricle in chronic cor pulmonale. To determine whether or not the left ventricle is pathologically involved in patients with chronic cor pulmonale, right and left ventricular weights, wall thickness, myocyte diameters, and percentage of fibrosis in 18 autopsied hearts were examined ...
cardiovascular diseases
Clinical and positron emission tomographic studies in the 'extrapyramidal syndrome' of dementia of the Alzheimer type. Extrapyramidal signs, particularly rigidity and tremor, have been reported in a proportion of patients with dementia of the Alzheimer type. To test the hypothesis that these extrapyramidal signs are si...
general pathological conditions
Epidurography in premature infants. A caudal epidural catheter was inserted in 20 premature, high risk infants for abdominal or thoracic surgery under combined caudal epidural and general anaesthesia. Epidurography was used to confirm the position of the catheter which was found to be misplaced in three patients. The c...
general pathological conditions
Partial gastric corpectomy results in hypergastrinemia and development of gastric enterochromaffinlike-cell carcinoids in the rat. Studies in the rat have shown that partial gastric corpectomy, in which about 75% of the acid-producing oxyntic mucosa was removed, leads to markedly reduced acid secretion and a feedback i...
neoplasms
Respiratory epithelium in a cystic choristoma of the limbus. A female newborn had a cystic, whitish gray mass at the inferotemporal limbus of the left eye. At age 3 weeks, the newborn underwent excision of the tumor, corneal patch grafting, and superior sector optical iridectomy. Histopathologic and electron microscopi...
neoplasms
An autosomal recessive gene that delays expression of lupus in BXSB mice. We report the generation and serologic, cellular, histologic, and genetic characteristics of a BXSB/MpJScr substrain, termed BXSB/MpJScr-ll/ll, that has lost early-life male lupus disease. Classic genetic analysis suggested that delayed disease e...
general pathological conditions
Pulmonary vascular steal in chronic thromboembolic pulmonary hypertension. After pulmonary thromboendarterectomy, performed for relief of chronic thromboembolic pulmonary hypertension, perfusion lung scans have frequently disclosed new perfusion defects in segments served by undissected pulmonary arteries. Our hypothes...
cardiovascular diseases
Synchronous carcinoma of the colon and rectum. Reports on the incidence of synchronous carcinoma of the colon and rectum have varied from 2 to 11 per cent. The variability is a result of a lack of uniformity in criteria of diagnosis, differences in the population studied and differences in time period used. In this stu...
digestive system diseases
Risk for colon adenomas in patients with rectosigmoid hyperplastic polyps OBJECTIVE: To determine whether hyperplastic polyps found in the rectosigmoid area of the colon are associated with proximal adenomas, and to judge whether patients with distal hyperplastic polyps found during sigmoidoscopy might benefit from ful...
neoplasms
Osteonecrosis of the knee after arthroscopic surgery: diagnosis with MR imaging. Spontaneous osteonecrosis about the knee typically is a disease of the elderly characterized by an acute onset of pain. The exact cause of this condition has long been debated, although a causative relationship between meniscal tears and s...
general pathological conditions
Immune response of peripheral blood mononuclear cells to HBx-antigen of hepatitis B virus. The hepatitis B virus genome encodes a transcriptional transactivator protein designated HBxAg. We have investigated whether this antigen is a target structure for human T-lymphocytes. Using recombinant HBxAg protein, we found HB...
digestive system diseases
Long term survival and severe rebleeding after variceal sclerotherapy. Of 197 consecutive patients with cirrhosis admitted because of bleeding from esophageal varices, 133 were included in a prospective study of elective sclerotherapy. We evaluated the incidence of extensive rebleeding and mortality rate. The period of...
digestive system diseases
Chromosomal analysis of unfertilized oocytes and morphologically abnormal preimplantation embryos from an in vitro fertilization program. In vitro fertilization cycles yield a low percentage of pregnancies. Eighty-five to ninety percent of the transferred embryos do not implant, and the abortion rate approaches 30%. An...
general pathological conditions
The effect of surgical stress on the in vitro metabolism of thyroxine by rat liver, kidney, and brain. In man, acute stress, like extensive surgery, leads to a rapid and prolonged decrease in serum T3 concentrations. The present study was carried out to investigate the mechanisms that underly the abrupt decrease in T3-...
general pathological conditions
Anaphylactoid reactions during hemodialysis on AN69 membranes in patients receiving ACE inhibitors. We report five life-threatening anaphylactoid reactions occurring within the very first minutes of hemodialysis on polyacrylonitrile (AN69) capillary dialyzers in three patients receiving ACE inhibitors. Such reactions w...
cardiovascular diseases
Spectral analysis of heart rate in diabetic autonomic neuropathy. A comparison with standard tests of autonomic function. Power spectral analysis of the heart rate was compared with standard tests of autonomic function performed on 15 insulin-dependent diabetic patients with symptoms of autonomic dysfunction. The high-...
nervous system diseases
Large cystic optic glioma. A 5 1/2-year-old boy developed a huge cyst in his chiasmal glioma 4 years after radiation therapy. The cyst produced obtundation but was successfully treated.
neoplasms
Neurologic complications of alcoholism. Neurologic and myopathic complications of alcoholism are multiple and diverse, affecting both the central and peripheral nervous systems. In the ED, initial concern is for diagnosing readily reversible causes and ruling out possible life- or limb-threatening etiologies. A rapid a...
nervous system diseases
Acute osteomyelitis in children. Although relatively uncommon, osteomyelitis is an important disease because of the potential for chronicity or permanent sequelae. Diagnostic methods, the spectrum of the disease, and clinical situations that merit special consideration are reviewed in this article.
general pathological conditions
Sexually transmitted arthritis syndromes. Sexually transmitted infections may provoke a wide variety of rheumatic lesions. Disseminated N. gonorrhoeae infection leads to septic arthritis, which may be rapidly destructive but which responds promptly to appropriate antibiotic therapy. In contrast, both gonococcal and non...
digestive system diseases
Vagal schwannoma associated with syncopal attacks and postural hypotension: a case report. A case of vagal schwannoma in the cerebellomedullary angle is reported. Preoperatively, the patient had paroxysmal episodes of postural hypotension with syncope. After total removal of the vagal tumor, her systemic blood pressure...
nervous system diseases
Optimal wound closure after tethered cord correction. Technical note. A technique of wound closure following tethered cord correction is presented that significantly reduces the incidence of cerebrospinal fluid collections in the subcutaneous space. In over 60 cases, the described method of fascia and skin closure has ...
general pathological conditions
Pulmonary artery counterpulsation with a skeletal muscle power source. We evaluated the feasibility of using skeletal muscle (SM) to provide pulmonary artery (PA) counterpulsation in an acute pulmonary hypertension (PHT) model. PA counterpulsation was achieved in six dogs with a dual chambered pump powered by the latis...
cardiovascular diseases
Radiation-induced cranial nerve palsy: hypoglossal nerve and vocal cord palsies. Cranial nerve palsies are an unexpected complication of radiotherapy for head and neck tumours. We present a case of this radiation-induced cranial palsy. An 18-year-old female with nasopharyngeal carcinoma developed a right hypoglossal ne...
nervous system diseases
Primary peritoneal sarcoidosis. A 14-year-old male was admitted for the evaluation of tense exudative ascites. Despite thorough evaluation, the diagnosis remained cryptic until peritoneoscopy revealed diffuse studding of the entire visualized peritoneum with multiple miliary nodules, and peritoneal biopsy demonstrated ...
general pathological conditions
Circus movement atrial flutter in the canine sterile pericarditis model. Differential effects of procainamide on the components of the reentrant pathway. To evaluate the mechanisms of action of procainamide on the components of the reentrant pathway, drug-induced changes in activation patterns, effective refractory per...
general pathological conditions
Cutaneous vasculitis associated with pheochromocytoma. We describe a patient who presented with constitutional symptoms, severe hypertension, and purpuric lesions over the knees, thighs, and penis. The patient was eventually diagnosed as having multiple endocrine neoplasia type II, with cutaneous leukocytoclastic vascu...
neoplasms
Aerobic and anaerobic microbiology of acute suppurative parotitis. Aspirates of pus from acute suppurative parotitis were studied for aerobic and anaerobic bacteria. Bacterial growth was present in 23 specimens. A total of 36 bacterial isolates (20 anaerobic and 16 aerobic and facultative) were recovered, accounting fo...
general pathological conditions
Cholecystectomy and right colon cancer in Puerto Rico. A case-control study was undertaken to evaluate the possible relationship between cholecystectomy and right colon cancer. Two hundred patients with adenocarcinoma of the cecum or ascending colon (diagnosed between 1984 and 1989) were compared with 200 matched neigh...
neoplasms
Acute and chronic stress in duodenal ulcer disease. Acute and chronic life event stressors were objectively assessed in a sample of duodenal ulcer patients and community controls. Stress was assessed on two dimensions, "personal threat" and "goal frustration." Chronic stressors (those of 6 months' duration or more) inv...
general pathological conditions
Partial duplication of the face: case report and review. Complete or partial facial duplication is a rare congenital malformation. A spectrum of structural abnormalities varying in degrees of severity has been described in affected individuals. We present discordance for facial duplication between monozygotic twins in ...
neoplasms
Receptors for epidermal growth factor and steroid hormones in primary laryngeal tumors. The authors investigated the presence of epidermal growth factor (EGF-R), estrogen (ER), progesterone (PR), and androgen (AR) receptors in 42 laryngeal squamous cell carcinomas and 20 normal laryngeal mucosa specimens. EGF-R were ex...
neoplasms
Variables influencing tumor uptake of anti-melanoma monoclonal antibodies radioiodinated using para-iodobenzoyl (PIB) conjugate Tumor uptake was examined with respect to antigen expression, time-dependent biodistribution, dose of Mab injected, tumor size, and tumor site (i.e., subcutaneous versus lung or liver metastas...
neoplasms
Reconstruction of the chronically insufficient anterior cruciate ligament with the central third of the patellar ligament. The results of reconstruction of the anterior cruciate ligament with the central third of the patellar ligament as a free, autogenous, non-vascularized graft were retrospectively reviewed at our in...
general pathological conditions
Use of H2-receptor antagonists in children. H2-receptor antagonists (H2RAs) have evolved into the mainstay of anti-acid therapy for pediatric patients, replacing antacids and other modes of therapy. Much of the experience and data used for therapeutic decisions in children, however, have been extrapolated from adult st...
general pathological conditions
A randomized, double-blind trial of nystatin therapy for the candidiasis hypersensitivity syndrome BACKGROUND. Candida albicans infection has been proposed to cause a chronic hypersensitivity syndrome characterized by fatigue, premenstrual tension, gastrointestinal symptoms, and depression. Long-term antifungal therapy...
general pathological conditions
Late complications in pediatric cardiac transplant recipients. Late complications occurring more than 3 months after cardiac transplantation were analyzed in 29 pediatric patients in whom 31 cardiac transplantations were performed. Age at transplantation ranged from 3 months to 18 years (mean, 11.3 years) with follow-u...
cardiovascular diseases
Oral contraceptives and myocardial infarction. The risk of myocardial infarction in contraceptive users is limited to women over 35 years of age who smoke. The cause of myocardial infarction in oral contraceptive users is thrombotic and not atherosclerotic. Minor lipid changes have no clinical relevance to myocardial i...
cardiovascular diseases
Perirectal abscess in Crohn's disease. Drainage and outcome. The role of surgical intervention in the treatment of patients with anorectal Crohn's disease is controversial. To clarify the success of aggressive drainage and the subsequent clinical course of patients with Crohn's disease and perirectal abscesses, the aut...
general pathological conditions
Six years' audit of laboratory workload and rates of referral for colposcopy in a cervical screening programme in three districts OBJECTIVE--To determine laboratory workload and rates of referral for colposcopy in a three district cervical screening programme during 1983-9 to assess the feasibility of accommodating cal...
neoplasms
Bone marrow necrosis in leukemic-phase follicular lymphoma. Bone marrow necrosis has been regarded as a rare entity in specimens obtained from living patients and has been associated with a poor prognosis. It is most commonly found in patients with neoplastic disorders, severe infections, and sickle cell anemia. We pre...
neoplasms
Retrograde transurethral balloon dilation of prostate: innovative management of abacterial chronic prostatitis and prostatodynia. Retrograde transurethral balloon dilatation (RTBD) of the prostate recently has been suggested as alternative therapy for patients with benign prostatic hyperplasia (BPH). Seven patients wit...
general pathological conditions
Immune competent cells of regional lymph nodes in colorectal cancer patients: I. Flow cytometric analysis of lymphocyte subpopulation. Lymphocyte subpopulations of the regional lymph nodes in 20 colorectal cancer patients were measured by flow cytometry to analyze nodal lymphocytes phenotypically. Eleven patients with ...
digestive system diseases
Clinical and electrographic effects of acute anticonvulsant withdrawal in epileptic patients. We retrospectively investigated the effects of acute antiepileptic drug (AED) withdrawal on seizure symptomatology--including frequency, clinical features, and electrical onset--by studying 35 patients during evaluation for ep...
general pathological conditions
Ductal carcinoma in situ with microinvasion. A curable entity using surgery alone without need for adjuvant therapy. Of 408 negative axillary node (NAN) patients surgically treated at Roswell Park Cancer Institute (Buffalo, NY, 1976 through 1987), 36 (8.8%) presented with ductal carcinoma in situ with microinvasion (DC...
neoplasms
Allergen-induced increase in airway responsiveness and inflammation in mild asthma. The relationship between airway responsiveness to methacholine and inflammatory cells in bronchoalveolar lavage (BAL) was determined in patients with history of rhinitis and/or mild bronchial asthma either at baseline (10 patients) or 3...
general pathological conditions
The effect of pH buffering on reducing the pain associated with subcutaneous infiltration of bupivicaine [published erratum appears in Am J Emerg Med 1991 Jul;9(4):410] The authors propose that pH buffering of bupivicaine with sodium bicarbonate reduces the pain associated with its local subcutaneous infiltration. In a...
nervous system diseases
Reversed lateralization of cognitive functions in right handers. Exceptions to classical aphasiology. Most current and past research on the cerebral organization of cognitive functions has presupposed certain specialized hemisphere operations. At least for right handers, language and praxis are to be organized in the l...
nervous system diseases
Effect of a leukocyte-platelet removal filter on ischemia induced reperfusion injury. The effect of leukocyte and platelet depletion on reperfusion injury using a leukocyte-platelet removal filter (LRF) in intracoronary thrombolysis is reported. To better define the usefulness of LRF in evaluating the effectiveness of ...
general pathological conditions
Management of subglottic stenosis in the adult. Twenty-one adult patients were surgically treated for severe subglottic stenosis refractory to endoscopic treatment. Patients were treated by anterior or anterior and posterior cricoid division with costal cartilage grafting. Seventy-six percent of the patients were succe...
neoplasms
A randomized controlled trial of allopurinol in coronary bypass surgery. A plethora of experimental evidence indicates that allopurinol reduces the formation of cytotoxic free radicals during myocardial ischemia and reperfusion. The purpose of this study was to evaluate the effect of allopurinol on cardiac performance ...
cardiovascular diseases
Endoscopic comparison of cimetidine and sucralfate for prevention of naproxen-induced acute gastroduodenal injury. Effect of scoring method. Nonsteroidal antiinflammatory drug-induced gastroduodenal mucosal damage observed endoscopically is usually categorized as hemorrhages, erosions, or ulcerations. We undertook this...
digestive system diseases
Chondrolipoangioma. A cartilage-containing benign mesenchymoma of soft tissue. The clinical and pathologic features of four cases of benign mesenchymoma in which mature cartilage represented the predominant component are reported. The distinctive histologic feature in all four cases was a lobular proliferation of carti...
neoplasms
Mechanisms of gas-exchange impairment in idiopathic pulmonary fibrosis. To investigate the mechanisms of pulmonary gas-exchange impairment in idiopathic pulmonary fibrosis (IPF) and to evaluate their potential relationship to the CO diffusing capacity (DLCO), we studied 15 patients with IPF (mean DLCO, 52% of predicted...
general pathological conditions
Sinistral (left-sided) portal hypertension. Between 1953 and 1988, 21 patients with splenic vein thrombosis (SVT), 12 of whom had sinistral portal hypertension (SPH) were treated at our institution. SVT was identified at autopsy in nine patients. Twelve additional patients presented with SPH: bleeding esophageal varice...
cardiovascular diseases
The endophthalmitis vitrectomy study [editorial] Endophthalmitis after cataract surgery can be a disastrous complication that may result in functional loss of an eye. All patients with this problem should receive direct injection of intravitreal antibiotics. The roles of initial vitrectomy and of intravenous antibiotic...
general pathological conditions
Gallstone clearance: a randomized study of extracorporeal shock wave lithotripsy and chemical dissolution Following extracorporeal shock wave lithotripsy it is not known whether gallstone fragments are cleared from the gallbladder without the use of oral dissolution therapy. To assess the efficacy of lithotripsy and di...
digestive system diseases
General assay for phosphoproteins in cerebrospinal fluid: a candidate marker for paraneoplastic cerebellar degeneration. The components of protein phosphorylation systems (protein kinases, protein phosphatases, and their phosphoprotein substrates) are highly enriched in neuronal cells compared with other cell types. We...
neoplasms
Magnetic resonance imaging white matter lesions and cognitive impairment in hypertensive individuals. To search for a morphologic basis of cognitive impairment possibly associated with essential hypertension, we studied 35 otherwise asymptomatic hypertensive individuals (mean age, 38.7 years; range, 22 to 49 years) and...
cardiovascular diseases
Chest infection following head and neck surgery: a pilot study. This paper reports the results of a pilot study which examined factors associated with chest infection following head and neck surgery. The overall rate of chest infection was 11%, but was 20% in those patients having a tracheotomy. No infection developed ...
general pathological conditions
Incarceration of colonoscope in an inguinal hernia. "Pulley" technique of removal. Because of its relative safety, colonoscopy has become an accepted diagnostic and therapeutic procedure in the evaluation of patients with colorectal disorders. Many unusual complications of colonoscopy have been described, but only anec...
digestive system diseases
Evaluation of the fine needle aspiration biopsy in the preoperative selection of cold thyroid nodules. From 1980 to 1988 the authors examined by fine needle aspiration biopsy (FNAB) 4609 patients with solitary thyroid nodules or multinodular goiters. A total of 5605 "cold" thyroid nodules were evaluated and classified,...
neoplasms
Dystonia in Parkinson's disease, multiple system atrophy, and progressive supranuclear palsy. Adult-onset dystonia-parkinsonism is a syndrome in search of a pathology. We therefore reviewed the literature on dystonic manifestations in autopsy-proven cases of multiple system atrophy (MSA), progressive supranuclear palsy...
nervous system diseases
Determination of ventricular fluid outflow resistance in patients with ventriculomegaly. Resorption of the ventricular fluid was studied by measuring ventricular fluid outflow resistance during steady state 1.5 and 5.0 ml/min infusions in 26 patients with substantial enlargement of the supratentorial ventricular system...
general pathological conditions
Insulin-like growth factors are mitogenic for human keratinocytes and a squamous cell carcinoma. Normal adult human keratinocytes in monolayer culture and SCL-1, a skin-derived squamous-cell carcinoma cell line, were investigated for the expression of receptors for insulin-like growth factors (IGF) and insulin. As demo...
neoplasms
Pain experiences of intensive care unit patients. The purpose of this study was to describe various dimensions of the pain experiences of intensive care unit (ICU) patients. A purposive, primarily surgical sample of 24 ICU patients from two hospitals was interviewed after transfer from ICU. All but one patient remember...
nervous system diseases
Cholinergic deficiency and frontal dysfunction in Parkinson's disease. To investigate the influence of central cholinergic deficit on cognitive function in Parkinson's disease (PD), we compared the neuropsychological performance of a group of 20 patients who were treated with anticholinergic drugs (mean daily dose, 10....
nervous system diseases
Long-term follow-up comparing subclavian flap angioplasty to resection with modified oblique end-to-end anastomosis The definitive surgical procedure for correction of aortic coarctation remains controversial. Therefore, we retrospectively reviewed a total of 56 children under 4 years of age with coarctation repair bet...
cardiovascular diseases
Hyperglycemia presenting with occipital seizures. Seizures are common in hyperglycemia and are often the first manifestation, particularly in nonketotic hyperglycemia (NKH). Published reports emphasize partial motor seizures almost exclusively. In a 3-year period, we observed three patients in whom occipital seizures, ...
nervous system diseases
Propafenone treatment of symptomatic paroxysmal supraventricular arrhythmias. A randomized, placebo-controlled, crossover trial in patients tolerating oral therapy. OBJECTIVE: To test the hypothesis that propafenone, administered orally, prevents symptomatic paroxysmal supraventricular arrhythmias. DESIGN: a 6-month, o...
general pathological conditions
The effect of spine fusion on respiratory function in Duchenne muscular dystrophy. Serial measures of respiratory function were made in 17 patients with Duchenne muscular dystrophy who underwent segmental spine fusion and in 22 patients who did not. No significant differences were observed between the 2 groups (operate...
general pathological conditions
Common headaches: type, duration, frequency and implications. Questionnaires completed by 327 preclinical medical and dental students showed that 97.9% had experienced headaches, most frequently attributed to insufficient sleep (38.8%), mental stress (38.8%), alcohol (38.5%), excess heat (36.7%), reading (31.5%), exces...
nervous system diseases
Prognosis and prognostic factors of retinal infarction: a prospective cohort study. OBJECTIVE--To determine the prognosis and adverse prognostic factors in patients with retinal infarction due to presumed atheromatous thromboembolism or cardiogenic embolism. DESIGN--Prospective cohort study. SETTING--University hospita...
nervous system diseases
Non-vesicular release of glutamate from glial cells by reversed electrogenic glutamate uptake. Glutamate uptake into nerve and glial cells usually functions to keep the extracellular glutamate concentration low in the central nervous system. But one component of glutamate release from neurons is calcium-independent, su...
nervous system diseases