{
  "ptid_time": "137_S_1414_2010-08-18",
  "img_path": "/data/qiuhui/data/adni/images/137_S_1414/2010-08-18/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 26,625 mm³, 30.9% below the reference mean. With a Z-score of -0.74 (23.0th percentile), this represents normal volume ; whole brain volume measures 1,011,880 mm³, 6.3% below the reference mean. With a Z-score of -0.81 (20.8th percentile), this represents normal volume . ",
  "text_data": "Age is 77.3 years. Gender is Male. Education: 18 years. Handedness: Right. Race: White. Medical history: Head, Eyes, Ears, Nose and Throat; Cardiovascular; Respiratory; Gastrointestinal; Renal-Genitourinary; Smoking; Malignancy. MMSE: 27.0. MoCA: 22.0. Logical Memory: 9.0. APOEε4 alleles: 1.0. Biomarker levels: Florbetapir (AV45): 1.13 SUVR (normal ); Amyloid beta: 1106.00 pg/mL (normal ); Total tau: 234.50 pg/mL (normal ); Phosphorylated tau: 19.73 pg/mL (normal ). ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The patient shows normal brain volumes with no significant atrophy, and all biomarkers (Aβ, T-tau, P-tau, AV45) are within normal ranges. However, the MoCA score of 22 suggests mild cognitive impairment, while the MMSE of 27 is borderline normal.  \nDiagnosis: **MCI**  \nConfidence: **Medium** (due to conflicting cognitive test results despite normal biomarkers and imaging)",
  "timestamp": "2025-07-26T16:26:48.146287"
}