{
  "ptid_time": "014_S_0169_2012-02-09",
  "img_path": "/data/qiuhui/data/adni/images/014_S_0169/2012-02-09/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 50,613 mm³, 80.3% above the reference mean. With a Z-score of 1.84 (96.7th percentile), this represents moderate enlargement; whole brain volume measures 931,073 mm³, 4.5% below the reference mean. With a Z-score of -0.56 (28.7th percentile), this represents normal volume . ",
  "text_data": "Age is 77.9 years. Gender is Female. Education: 16 years. Handedness: Right. Race: White. Medical history: Neurologic; Head, Eyes, Ears, Nose and Throat; Musculoskeletal; Gastrointestinal; Major Surgical Procedures. MMSE: 28.0. MoCA: 22.0. Logical Memory: 9.0. APOEε4 alleles: 1.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The ventricular volume is moderately enlarged (Z-score 1.84), which can indicate atrophy, while whole brain volume is within normal limits (Z-score -0.56). The MMSE is normal (28/30), but the MoCA (22/30) suggests mild cognitive impairment, possibly due to the APOE4 carrier status.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-25T23:39:24.956631"
}