{
  "ptid_time": "037_S_4308_2014-04-09",
  "img_path": "/data/qiuhui/data/adni/images/037_S_4308/2014-04-09/t1.nii.gz",
  "img_finding": "Image findings: hippocampal volume measures 7,911 mm³, 4.7% above the reference mean. With a Z-score of 0.45 (67.5th percentile), this represents normal volume . ",
  "text_data": "Age is 76.0 years. Gender is Male. Education: 16 years. MMSE: 28.0. MoCA: 25.0. Logical Memory: 14.0. APOEε4 alleles: 0.0. Biomarker levels: Total tau: 252.50 pg/mL (normal ); Phosphorylated tau: 21.72 pg/mL (normal ). ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The hippocampal volume is within normal range (Z-score 0.45, 67.5th percentile), cognitive scores (MMSE 28, MoCA 25) are above typical impairment thresholds, and biomarkers (T-tau, P-tau) are normal. No significant cognitive or structural abnormalities are present.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T06:44:51.949048"
}