{
  "ptid_time": "029_S_0824_2006-08-22",
  "img_path": "/data/qiuhui/data/adni/images/029_S_0824/2006-08-22/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 19,556 mm³, 30.3% below the reference mean. With a Z-score of -0.69 (24.4th percentile), this represents normal volume ; whole brain volume measures 977,953 mm³, 0.3% above the reference mean. With a Z-score of 0.04 (51.7th percentile), this represents normal volume . ",
  "text_data": "Age is 76.2 years. Gender is Female. Education: 13 years. Handedness: Right. Race: White. Medical history: Psychiatric; Head, Eyes, Ears, Nose and Throat; Cardiovascular; Dermatologic-Connective Tissue; Musculoskeletal; Endocrine-Metabolic; Gastrointestinal; Renal-Genitourinary; Allergies or Drug Sensitivities; Major Surgical Procedures. MMSE: 30.0. Logical Memory: 15.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The ventricular and whole brain volumes are within normal ranges, and the MMSE score of 30/30 indicates no cognitive impairment. The absence of APOE4 further reduces Alzheimer's risk.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T04:15:15.519656"
}