{
  "ptid_time": "036_S_0869_2007-11-20",
  "img_path": "/data/qiuhui/data/adni/images/036_S_0869/2007-11-20/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 37,780 mm³, 2.2% above the reference mean. With a Z-score of 0.06 (52.4th percentile), this represents normal volume ; whole brain volume measures 799,904 mm³, 13.8% below the reference mean. With a Z-score of -1.66 (4.9th percentile), this represents moderate atrophy. ",
  "text_data": "Age is 83.9 years. Gender is Female. Education: 16 years. MMSE: 23.0. Logical Memory: 2.0. APOEε4 alleles: 1.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The patient shows moderate whole brain atrophy (Z-score -1.66, 4.9th percentile) with normal ventricular volume, consistent with age-related neurodegeneration. The MMSE score of 23.0 suggests mild cognitive impairment, and the presence of one APOE4 allele increases Alzheimer's risk.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T06:06:19.854678"
}