{
  "ptid_time": "941_S_4376_2019-09-10",
  "img_path": "/data/qiuhui/data/adni/images/941_S_4376/2019-09-10/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 40,423 mm³, 9.4% above the reference mean. With a Z-score of 0.25 (60.0th percentile), this represents normal volume ; whole brain volume measures 917,577 mm³, 1.1% below the reference mean. With a Z-score of -0.14 (44.5th percentile), this represents normal volume . ",
  "text_data": "Age is 84.0 years. Gender is Female. Education: 16 years. MMSE: 28.0. MoCA: 25.0. Logical Memory: 18.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The ventricular and whole brain volumes are within normal ranges, and cognitive scores (MMSE 28, MoCA 25) are above typical cutoffs for impairment. No APOE4 allele is present, further reducing Alzheimer's risk.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T17:41:39.649476"
}