{
  "id": "sma",
  "full_name": "Spinal Muscular Atrophy",
  "synonyms": ["SMA", "spinal muscular atrophy", "SMA type 1", "SMA type 2", "SMA type 3"],
  "benchmarks": [
    {
      "key": "HFMS",
      "label": "HFMS",
      "range": "0-40",
      "guidance": "HFMS (Hammersmith Functional Motor Scale) assesses motor function. Ask the patient for their most recent score if they know it."
    },
    {
      "key": "SMA type",
      "label": "SMA type",
      "range": null,
      "guidance": "SMA type affects trial eligibility. Type 1 (never sat), Type 2 (sits but never walked), Type 3 (walked independently, onset after 18 months). Ask the patient which type they have."
    }
  ]
}