{
  "ptid_time": "127_S_6330_2018-05-25",
  "img_path": "/data/qiuhui/data/adni/images/127_S_6330/2018-05-25/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 37,456 mm³, 2.8% below the reference mean. With a Z-score of -0.07 (47.4th percentile), this represents normal volume ; hippocampal volume measures 7,977 mm³, 5.5% above the reference mean. With a Z-score of 0.54 (70.5th percentile), this represents normal volume ; whole brain volume measures 1,014,750 mm³, 6.0% below the reference mean. With a Z-score of -0.78 (21.8th percentile), this represents normal volume ; entorhinal cortex volume measures 4,670 mm³, 13.9% above the reference mean. With a Z-score of 0.94 (82.7th percentile), this represents normal volume ; fusiform gyrus volume measures 18,658 mm³, 1.0% below the reference mean. With a Z-score of -0.08 (46.7th percentile), this represents normal volume ; middle temporal gyrus volume measures 19,722 mm³, 7.6% below the reference mean. With a Z-score of -0.68 (24.8th percentile), this represents normal volume . ",
  "text_data": "Age is 70.2 years. Gender is Male. Education: 16 years. Handedness: Right. Race: White. MMSE: 28.0. MoCA: 24.0. Logical Memory: 14.0. APOEε4 alleles: 1.0. Biomarker levels: Flobetaben (FBB): 1.46 SUVR (profound elevated). ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The brain volume measures (ventricular, hippocampal, whole brain, entorhinal cortex, fusiform gyrus, and middle temporal gyrus) all fall within normal ranges based on Z-scores and percentiles. The MMSE score of 28 is within the normal range, while the MoCA score of 24 is slightly below the typical cutoff of 26, suggesting possible mild cognitive impairment (MCI). However, the absence of significant atrophy or biomarker abnormalities reduces the likelihood of dementia.  \nDiagnosis: MCI (Mild Cognitive Impairment)  \nConfidence: Medium",
  "timestamp": "2025-07-26T13:31:16.795220"
}