{
  "ptid_time": "027_S_4966_2013-10-19",
  "img_path": "/data/qiuhui/data/adni/images/027_S_4966/2013-10-19/t1.nii.gz",
  "img_finding": "Image findings: hippocampal volume measures 9,040 mm³, 12.6% above the reference mean. With a Z-score of 1.26 (89.6th percentile), this represents mild enlargement. ",
  "text_data": "Age is 62.7 years. Gender is Male. Education: 16 years. MMSE: 30.0. MoCA: 29.0. Logical Memory: 12.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The hippocampal volume is mildly enlarged (12.6% above mean, Z-score 1.26), which is atypical for Alzheimer's but not concerning. Cognitive scores (MMSE 30, MoCA 29) are normal, and the absence of APOE4 further reduces Alzheimer's risk.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T04:05:55.828216"
}