{
  "ptid_time": "053_S_0919_2008-05-28",
  "img_path": "/data/qiuhui/data/adni/images/053_S_0919/2008-05-28/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 30,477 mm³, 1.5% above the reference mean. With a Z-score of 0.04 (51.4th percentile), this represents normal volume ; hippocampal volume measures 8,543 mm³, 6.4% above the reference mean. With a Z-score of 0.64 (74.0th percentile), this represents normal volume ; whole brain volume measures 1,163,320 mm³, 2.5% above the reference mean. With a Z-score of 0.36 (64.0th percentile), this represents normal volume ; entorhinal cortex volume measures 3,744 mm³, 12.2% below the reference mean. With a Z-score of -0.84 (20.0th percentile), this represents normal volume ; fusiform gyrus volume measures 18,337 mm³, 7.9% below the reference mean. With a Z-score of -0.66 (25.6th percentile), this represents normal volume ; middle temporal gyrus volume measures 21,216 mm³, 5.3% below the reference mean. With a Z-score of -0.44 (33.0th percentile), this represents normal volume . ",
  "text_data": "Age is 63.9 years. Gender is Male. Education: 18 years. MMSE: 30.0. Laboratory findings: MCH: 26.00 (significant reduced); GGT: 55.00 (profound elevated); ALT (SGPT): 45.00 (profound elevated); AST (SGOT): 41.00 (profound elevated). APOEε4 alleles: 1.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "**Reasoning:** The brain volume measurements are largely within normal ranges, with only mild deviations (e.g., entorhinal cortex and fusiform gyrus slightly below mean but still within normal Z-score limits). The MMSE score of 30 is optimal, and there are no significant structural deficits suggestive of neurodegeneration.  \n**Diagnosis:** CN (Cognitively Normal)  \n**Confidence:** High",
  "timestamp": "2025-07-26T07:55:55.979576"
}