{
  "ptid_time": "126_S_2405_2011-09-29",
  "img_path": "/data/qiuhui/data/adni/images/126_S_2405/2011-09-29/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 25,077 mm³, 10.7% below the reference mean. With a Z-score of -0.24 (40.4th percentile), this represents normal volume ; hippocampal volume measures 7,229 mm³, 1.6% above the reference mean. With a Z-score of 0.15 (55.9th percentile), this represents normal volume ; whole brain volume measures 973,280 mm³, 0.1% below the reference mean. With a Z-score of -0.02 (49.3th percentile), this represents normal volume ; entorhinal cortex volume measures 3,313 mm³, 9.8% below the reference mean. With a Z-score of -0.60 (27.4th percentile), this represents normal volume ; fusiform gyrus volume measures 20,435 mm³, 20.1% above the reference mean. With a Z-score of 1.83 (96.6th percentile), this represents moderate enlargement; middle temporal gyrus volume measures 19,526 mm³, 1.9% above the reference mean. With a Z-score of 0.16 (56.4th percentile), this represents normal volume . ",
  "text_data": "Age is 71.6 years. Gender is Female. Education: 13 years. Handedness: Right. Race: Asian. Medical history: Cardiovascular; Musculoskeletal; Major Surgical Procedures. MMSE: 27.0. MoCA: 22.0. Logical Memory: 5.0. Laboratory findings: Vitamin B12: 946.00 (significant elevated); Serum Glucose: 164.00 (profound elevated); Triglycerides (GPO): 240.00 (significant elevated); AST (SGOT): 39.00 (profound elevated); Urea Nitrogen: 9.00 (significant reduced). APOEε4 alleles: 0.0. Biomarker levels: Florbetapir (AV45): 1.01 SUVR (normal ); Total tau: 259.90 pg/mL (normal ); Phosphorylated tau: 23.02 pg/mL (normal ). ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The brain volume measures are largely within normal ranges, with only the fusiform gyrus showing moderate enlargement (Z-score 1.83, 96.6th percentile). The MMSE score of 27 is normal, but the MoCA score of 22 suggests mild cognitive impairment (MCI). Biomarkers (T-tau, P-tau, AV45) are normal, and there is no APOE4 risk allele.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T12:44:03.093739"
}