{
  "ptid_time": "052_S_1054_2008-12-05",
  "img_path": "/data/qiuhui/data/adni/images/052_S_1054/2008-12-05/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 83,538 mm³, 116.9% above the reference mean. With a Z-score of 2.80 (99.7th percentile), this represents significant enlargement; whole brain volume measures 899,131 mm³, 16.7% below the reference mean. With a Z-score of -2.17 (1.5th percentile), this represents significant atrophy. ",
  "text_data": "Age is 71.9 years. Gender is Male. Education: 10 years. MMSE: 24.0. Logical Memory: 0.0. APOEε4 alleles: 1.0. ",
  "true_diagnosis": "Diagnosis: AD.",
  "gpt_diagnosis": "Reasoning: The data shows significant ventricular enlargement (Z-score 2.80) and whole brain atrophy (Z-score -2.17), both indicative of neurodegenerative changes. The MMSE score of 24.0 suggests mild cognitive impairment, and the presence of one APOE4 allele increases Alzheimer's risk.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T07:43:39.035832"
}