{
  "ptid_time": "014_S_6437_2020-10-06",
  "img_path": "/data/qiuhui/data/adni/images/014_S_6437/2020-10-06/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 26,514 mm³, 31.2% below the reference mean. With a Z-score of -0.75 (22.8th percentile), this represents normal volume ; hippocampal volume measures 7,410 mm³, 2.0% below the reference mean. With a Z-score of -0.19 (42.4th percentile), this represents normal volume ; whole brain volume measures 1,013,310 mm³, 6.1% below the reference mean. With a Z-score of -0.79 (21.3th percentile), this represents normal volume ; entorhinal cortex volume measures 3,989 mm³, 2.7% below the reference mean. With a Z-score of -0.18 (42.7th percentile), this represents normal volume ; fusiform gyrus volume measures 19,712 mm³, 4.6% above the reference mean. With a Z-score of 0.39 (65.4th percentile), this represents normal volume ; middle temporal gyrus volume measures 21,089 mm³, 1.2% below the reference mean. With a Z-score of -0.11 (45.8th percentile), this represents normal volume . ",
  "text_data": "Age is 78.3 years. Gender is Male. Education: 16 years. MMSE: 29.0. MoCA: 23.0. Logical Memory: 14.0. APOEε4 alleles: 0.0. Biomarker levels: Flobetaben (FBB): 1.07 SUVR (normal ). ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: All brain volumes (ventricular, hippocampal, whole brain, entorhinal cortex, fusiform gyrus, middle temporal gyrus) are within normal ranges based on Z-scores and percentiles. The MMSE score of 29 is normal, but the MoCA score of 23 suggests mild cognitive impairment (MCI). No APOE4 alleles further reduce Alzheimer's risk.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-25T23:59:46.780621"
}