{
  "ptid_time": "035_S_0997_2008-01-24",
  "img_path": "/data/qiuhui/data/adni/images/035_S_0997/2008-01-24/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 24,304 mm³, 34.3% below the reference mean. With a Z-score of -0.92 (17.8th percentile), this represents normal volume ; whole brain volume measures 760,927 mm³, 18.0% below the reference mean. With a Z-score of -2.16 (1.5th percentile), this represents significant atrophy. ",
  "text_data": "Age is 81.4 years. Gender is Female. Education: 20 years. MMSE: 24.0. Logical Memory: 1.0. APOEε4 alleles: 0.0. Biomarker levels: Amyloid beta: 1020.00 pg/mL (normal ); Total tau: 448.40 pg/mL (significant elevated); Phosphorylated tau: 43.48 pg/mL (significant elevated). ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The patient shows significant whole brain atrophy (Z-score -2.16, 1.5th percentile) but normal ventricular volume. Biomarkers indicate normal Aβ but elevated T-tau and P-tau, suggestive of tauopathy. The MMSE score of 24 is borderline, consistent with mild cognitive impairment.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T05:49:11.579641"
}