{
  "ptid_time": "029_S_4307_2013-02-14",
  "img_path": "/data/qiuhui/data/adni/images/029_S_4307/2013-02-14/t1.nii.gz",
  "img_finding": "Image findings: hippocampal volume measures 3,912 mm³, 48.2% below the reference mean. With a Z-score of -4.71 (0.0th percentile), this represents profound atrophy. ",
  "text_data": "Age is 79.5 years. Gender is Male. Education: 16 years. MMSE: 18.0. MoCA: 14.0. Logical Memory: 0.0. APOEε4 alleles: 1.0. ",
  "true_diagnosis": "Diagnosis: AD.",
  "gpt_diagnosis": "Reasoning: The hippocampal volume is severely reduced (Z-score -4.71, 0.0th percentile), indicating profound atrophy. Combined with low MMSE (18) and MoCA (14) scores, this strongly suggests significant cognitive impairment.  \nDiagnosis: Dementia (likely Alzheimer’s disease given hippocampal atrophy and APOE4 carrier status)  \nConfidence: High",
  "timestamp": "2025-07-26T04:28:07.642389"
}