{
  "ptid_time": "002_S_4213_2013-09-17",
  "img_path": "/data/qiuhui/data/adni/images/002_S_4213/2013-09-17/t1.nii.gz",
  "img_finding": "Image findings: hippocampal volume measures 6,067 mm³, 6.6% below the reference mean. With a Z-score of -0.53 (29.9th percentile), this represents normal volume . ",
  "text_data": "Age is 80.0 years. Gender is Female. Education: 14 years. MMSE: 29.0. MoCA: 29.0. Logical Memory: 12.0. APOEε4 alleles: 0.0. Biomarker levels: Florbetapir (AV45): 1.02 SUVR (normal ); Total tau: 222.70 pg/mL (normal ); Phosphorylated tau: 19.06 pg/mL (normal ). ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The hippocampal volume is slightly below the reference mean but still within normal range (Z-score -0.53, 29.9th percentile). Cognitive scores (MMSE 29, MoCA 29) are intact, and biomarkers (T-tau, P-tau, AV45) are normal, with no APOE4 risk allele.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-25T20:21:18.727296"
}