{
  "ptid_time": "073_S_0386_2010-06-02",
  "img_path": "/data/qiuhui/data/adni/images/073_S_0386/2010-06-02/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 21,236 mm³, 24.3% below the reference mean. With a Z-score of -0.56 (28.9th percentile), this represents normal volume ; whole brain volume measures 1,010,270 mm³, 3.7% above the reference mean. With a Z-score of 0.46 (67.7th percentile), this represents normal volume . ",
  "text_data": "Age is 76.3 years. Gender is Female. Education: 13 years. MMSE: 30.0. Logical Memory: 12.0. APOEε4 alleles: 1.0. ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The brain volumes (ventricular and whole brain) are within normal ranges, and the MMSE score of 30 indicates no cognitive impairment. The presence of one APOE4 allele increases Alzheimer's risk but does not currently manifest as cognitive decline.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T09:30:48.338959"
}