| { |
| "schema_version": "1.0", |
| "level": "species", |
| "genus": "Anaerococcus", |
| "species": "vaginalis", |
|
|
| "overview": { |
| "short": "Anaerococcus vaginalis is a Gram-positive anaerobic coccus associated primarily with the female genitourinary tract.", |
| "clinical_context": "Most frequently isolated from vaginal and pelvic infections, often as part of mixed anaerobic flora." |
| }, |
|
|
| "expected_fields": { |
| "Gram Stain": "Positive", |
| "Shape": "Cocci", |
| "Motility": "Negative", |
| "Capsule": "Variable", |
| "Spore Formation": "Negative", |
| "Haemolysis": "Variable", |
| "Haemolysis Type": "Variable", |
| "Media Grown On": [ |
| "Blood Agar", |
| "Anaerobic Blood Agar" |
| ], |
| "Colony Morphology": [ |
| "Small", |
| "Grey", |
| "Smooth" |
| ], |
| "Oxygen Requirement": "Anaerobic", |
| "Growth Temperature": "35//37", |
| "Catalase": "Negative", |
| "Oxidase": "Negative", |
| "Indole": "Variable", |
| "Urease": "Negative", |
| "Citrate": "Negative", |
| "Methyl Red": "Unknown", |
| "VP": "Unknown", |
| "H2S": "Negative", |
| "DNase": "Negative", |
| "ONPG": "Negative", |
| "Coagulase": "Negative", |
| "Gelatin Hydrolysis": "Variable", |
| "Esculin Hydrolysis": "Negative", |
| "Nitrate Reduction": "Variable", |
| "NaCl Tolerant (>=6%)": "Negative", |
| "Lipase Test": "Negative", |
| "Lysine Decarboxylase": "Negative", |
| "Ornithine Decarboxylase": "Negative", |
| "Ornitihine Decarboxylase": "Negative", |
| "Arginine dihydrolase": "Negative", |
| "Glucose Fermentation": "Positive", |
| "Lactose Fermentation": "Variable", |
| "Sucrose Fermentation": "Variable", |
| "Maltose Fermentation": "Variable", |
| "Mannitol Fermentation": "Negative", |
| "Sorbitol Fermentation": "Negative", |
| "Xylose Fermentation": "Negative", |
| "Rhamnose Fermentation": "Negative", |
| "Arabinose Fermentation": "Negative", |
| "Raffinose Fermentation": "Negative", |
| "Trehalose Fermentation": "Variable", |
| "Inositol Fermentation": "Negative", |
| "Gas Production": "Variable", |
| "TSI Pattern": "Unknown", |
| "Colony Pattern": "Unknown", |
| "Pigment": "None", |
| "Motility Type": "Unknown" |
| }, |
|
|
| "species_markers": [ |
| { |
| "field": "Clinical Source", |
| "value": "Genitourinary tract", |
| "importance": "medium", |
| "notes": "Isolation from vaginal specimens supports A. vaginalis." |
| } |
| ], |
|
|
| "common_confusions": [ |
| { |
| "species": "Anaerococcus prevotii", |
| "reason": "Very similar biochemical behavior; clinical context often required." |
| } |
| ], |
|
|
| "when_to_question_identification": [ |
| "Indole consistently negative isolates may fit better with A. prevotii.", |
| "Aerobic growth argues against Anaerococcus." |
| ], |
|
|
| "recommended_next_tests": [ |
| { |
| "test": "MALDI-TOF MS", |
| "reason": "Preferred method for accurate species-level identification." |
| }, |
| { |
| "test": "16S rRNA sequencing", |
| "reason": "Useful in ambiguous anaerobic coccal identifications." |
| } |
| ] |
| } |
