{
  "ptid_time": "100_S_4469_2013-04-11",
  "img_path": "/data/qiuhui/data/adni/images/100_S_4469/2013-04-11/t1.nii.gz",
  "img_finding": "Image findings: hippocampal volume measures 8,220 mm³, 2.4% above the reference mean. With a Z-score of 0.24 (59.5th percentile), this represents normal volume . ",
  "text_data": "Age is 67.1 years. Gender is Male. Education: 19 years. MMSE: 30.0. MoCA: 29.0. Logical Memory: 19.0. APOEε4 alleles: 1.0. ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The hippocampal volume is within normal range (above the reference mean), cognitive scores (MMSE and MoCA) are intact, and there are no reported clinical symptoms of cognitive decline. The presence of one APOE4 allele increases risk but does not indicate current impairment.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T11:24:51.900868"
}