{
  "ptid_time": "137_S_0973_2009-12-04",
  "img_path": "/data/qiuhui/data/adni/images/137_S_0973/2009-12-04/t1.nii.gz",
  "img_finding": "",
  "text_data": "Age is 79.8 years. Gender is Male. Education: 20 years. MMSE: 23.0. Logical Memory: 3.0. APOEε4 alleles: 0.0. Biomarker levels: Pittsburgh compound B: 1.50 SUVR (normal ). ",
  "true_diagnosis": "Diagnosis: AD.",
  "gpt_diagnosis": "Reasoning: The MMSE score of 23 is slightly below the normal range (typically 24-30), suggesting mild cognitive impairment. The absence of APOE4 reduces genetic risk for Alzheimer's, but age is a significant factor.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T16:22:05.862269"
}