{
  "ptid_time": "109_S_4380_2015-02-09",
  "img_path": "/data/qiuhui/data/adni/images/109_S_4380/2015-02-09/t1.nii.gz",
  "img_finding": "Image findings: hippocampal volume measures 8,595 mm³, 13.7% above the reference mean. With a Z-score of 1.34 (90.9th percentile), this represents mild enlargement. ",
  "text_data": "Age is 74.8 years. Gender is Male. Education: 17 years. MMSE: 30.0. MoCA: 28.0. Logical Memory: 11.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The hippocampal volume is mildly enlarged (13.7% above mean, Z-score 1.34), which is atypical for Alzheimer's but not necessarily pathological. Cognitive scores (MMSE 30, MoCA 28) are normal, and there is no APOE4 risk allele.  \nDiagnosis: **CN (Cognitively Normal)**  \nConfidence: **High**",
  "timestamp": "2025-07-26T11:33:05.563250"
}