{
  "ptid_time": "126_S_0784_2007-04-12",
  "img_path": "/data/qiuhui/data/adni/images/126_S_0784/2007-04-12/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 24,873 mm³, 11.4% below the reference mean. With a Z-score of -0.26 (39.7th percentile), this represents normal volume ; whole brain volume measures 902,145 mm³, 7.4% below the reference mean. With a Z-score of -0.94 (17.5th percentile), this represents normal volume . ",
  "text_data": "Age is 76.3 years. Gender is Female. Education: 16 years. MMSE: 28.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: AD.",
  "gpt_diagnosis": "Reasoning: The ventricular and whole brain volumes are within normal ranges, and the MMSE score of 28 is within the normal range (≥26). There are no significant cognitive impairments or structural brain abnormalities suggestive of MCI or dementia.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T12:40:13.299263"
}