{
  "ptid_time": "073_S_2182_2012-02-07",
  "img_path": "/data/qiuhui/data/adni/images/073_S_2182/2012-02-07/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 18,782 mm³, 37.4% below the reference mean. With a Z-score of -0.89 (18.7th percentile), this represents normal volume ; whole brain volume measures 1,147,500 mm³, 1.1% above the reference mean. With a Z-score of 0.16 (56.4th percentile), this represents normal volume ; entorhinal cortex volume measures 4,513 mm³, 5.9% above the reference mean. With a Z-score of 0.41 (65.8th percentile), this represents normal volume ; fusiform gyrus volume measures 21,274 mm³, 6.9% above the reference mean. With a Z-score of 0.57 (71.6th percentile), this represents normal volume ; middle temporal gyrus volume measures 24,155 mm³, 7.8% above the reference mean. With a Z-score of 0.64 (73.9th percentile), this represents normal volume . ",
  "text_data": "Age is 66.0 years. Gender is Male. Education: 20 years. MMSE: 30.0. MoCA: 28.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: All brain volume measures (ventricular, whole brain, entorhinal cortex, fusiform gyrus, middle temporal gyrus) are within normal ranges, with Z-scores close to or above the mean. Cognitive assessments (MMSE 30, MoCA 28) are also normal, and there is no APOE4 genetic risk factor.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T09:36:40.350234"
}