{
  "ptid_time": "094_S_1241_2008-03-06",
  "img_path": "/data/qiuhui/data/adni/images/094_S_1241/2008-03-06/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 33,335 mm³, 13.5% below the reference mean. With a Z-score of -0.32 (37.4th percentile), this represents normal volume ; hippocampal volume measures 7,220 mm³, 4.5% below the reference mean. With a Z-score of -0.44 (33.1th percentile), this represents normal volume ; whole brain volume measures 1,119,800 mm³, 3.7% above the reference mean. With a Z-score of 0.49 (68.6th percentile), this represents normal volume ; entorhinal cortex volume measures 4,462 mm³, 8.8% above the reference mean. With a Z-score of 0.60 (72.5th percentile), this represents normal volume ; fusiform gyrus volume measures 16,486 mm³, 12.5% below the reference mean. With a Z-score of -1.06 (14.4th percentile), this represents mild atrophy; middle temporal gyrus volume measures 19,849 mm³, 7.0% below the reference mean. With a Z-score of -0.63 (26.5th percentile), this represents normal volume . ",
  "text_data": "Age is 73.1 years. Gender is Male. Education: 20 years. MMSE: 30.0. Logical Memory: 5.0. Laboratory findings: GGT: 72.00 (profound elevated). APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: All brain volumes (ventricular, hippocampal, whole brain, entorhinal cortex, and middle temporal gyrus) are within normal ranges except for mild atrophy in the fusiform gyrus. The MMSE score of 30 is intact, and there is no APOE4 genetic risk factor.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T10:17:19.682646"
}