{
  "ptid_time": "133_S_0433_2008-05-09",
  "img_path": "/data/qiuhui/data/adni/images/133_S_0433/2008-05-09/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 22,688 mm³, 38.6% below the reference mean. With a Z-score of -1.04 (14.9th percentile), this represents mild atrophy; hippocampal volume measures 6,886 mm³, 6.0% above the reference mean. With a Z-score of 0.48 (68.5th percentile), this represents normal volume ; whole brain volume measures 859,914 mm³, 7.4% below the reference mean. With a Z-score of -0.88 (18.9th percentile), this represents normal volume ; entorhinal cortex volume measures 2,375 mm³, 31.4% below the reference mean. With a Z-score of -1.70 (4.5th percentile), this represents moderate atrophy; fusiform gyrus volume measures 12,390 mm³, 23.1% below the reference mean. With a Z-score of -1.74 (4.1th percentile), this represents moderate atrophy; middle temporal gyrus volume measures 16,807 mm³, 6.8% below the reference mean. With a Z-score of -0.60 (27.3th percentile), this represents normal volume . ",
  "text_data": "Age is 87.5 years. Gender is Female. Education: 14 years. MMSE: 26.0. Logical Memory: 16.0. Laboratory findings: MCH: 22.00 (profound reduced); RBC: 5.50 (significant elevated). APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The data shows mild to moderate atrophy in ventricular volume and entorhinal cortex, with normal hippocampal and whole brain volumes. The MMSE score of 26 is within the normal range for age, and the absence of APOE4 reduces genetic predisposition. However, the entorhinal cortex and fusiform gyrus atrophy are concerning for early neurodegenerative changes.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T15:16:19.983931"
}