{
  "ptid_time": "021_S_4744_2017-07-13",
  "img_path": "/data/qiuhui/data/adni/images/021_S_4744/2017-07-13/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 18,246 mm³, 35.0% below the reference mean. With a Z-score of -0.80 (21.1th percentile), this represents normal volume ; whole brain volume measures 862,206 mm³, 11.5% below the reference mean. With a Z-score of -1.45 (7.3th percentile), this represents mild atrophy. ",
  "text_data": "Age is 77.3 years. Gender is Female. Education: 12 years. MMSE: 27.0. MoCA: 22.0. Logical Memory: 4.0. APOEε4 alleles: 2.0. Biomarker levels: Florbetapir (AV45): 1.25 SUVR (mild elevated). ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The patient shows mild whole brain atrophy (Z-score -1.45) but normal ventricular volume. Cognitive testing (MMSE 27, MoCA 22) suggests mild cognitive impairment, supported by APOE4 homozygosity and mild amyloid burden (AV45).  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T01:51:51.255547"
}