{
  "ptid_time": "023_S_0030_2007-11-13",
  "img_path": "/data/qiuhui/data/adni/images/023_S_0030/2007-11-13/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 26,966 mm³, 27.0% below the reference mean. With a Z-score of -0.73 (23.3th percentile), this represents normal volume ; whole brain volume measures 997,536 mm³, 7.5% above the reference mean. With a Z-score of 0.90 (81.5th percentile), this represents normal volume . ",
  "text_data": "Age is 82.0 years. Gender is Female. Education: 19 years. MMSE: 22.0. Logical Memory: 0.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: AD.",
  "gpt_diagnosis": "Reasoning: The ventricular volume and whole brain volume are within normal ranges, suggesting no significant atrophy. However, the MMSE score of 22 in an 82-year-old female indicates mild cognitive impairment, despite the absence of APOE4 risk allele.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T02:26:10.483181"
}