{
  "ptid_time": "041_S_1420_2008-04-15",
  "img_path": "/data/qiuhui/data/adni/images/041_S_1420/2008-04-15/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 48,792 mm³, 32.0% above the reference mean. With a Z-score of 0.86 (80.6th percentile), this represents normal volume ; hippocampal volume measures 5,700 mm³, 12.2% below the reference mean. With a Z-score of -0.98 (16.3th percentile), this represents normal volume ; whole brain volume measures 885,805 mm³, 4.6% below the reference mean. With a Z-score of -0.55 (29.2th percentile), this represents normal volume ; entorhinal cortex volume measures 2,979 mm³, 14.0% below the reference mean. With a Z-score of -0.75 (22.5th percentile), this represents normal volume ; fusiform gyrus volume measures 15,370 mm³, 4.6% below the reference mean. With a Z-score of -0.35 (36.5th percentile), this represents normal volume ; middle temporal gyrus volume measures 19,941 mm³, 10.6% above the reference mean. With a Z-score of 0.94 (82.7th percentile), this represents normal volume . ",
  "text_data": "Age is 81.8 years. Gender is Female. Education: 16 years. MMSE: 30.0. Laboratory findings: Neutrophils: 79.40 (significant elevated); Cholesterol (High Performance): 292.00 (significant elevated). APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "**Reasoning:** All brain volume measures, including hippocampal and entorhinal cortex volumes, fall within the normal range (Z-scores between -0.98 and 0.94). The MMSE score of 30 is intact, and there is no APOE4 risk allele. No significant atrophy or cognitive impairment is evident.  \n**Diagnosis:** CN (Cognitively Normal)  \n**Confidence:** High",
  "timestamp": "2025-07-26T07:07:22.455653"
}