{
  "ptid_time": "062_S_1182_2008-02-25",
  "img_path": "/data/qiuhui/data/adni/images/062_S_1182/2008-02-25/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 20,221 mm³, 28.0% below the reference mean. With a Z-score of -0.64 (26.1th percentile), this represents normal volume ; hippocampal volume measures 7,583 mm³, 6.6% above the reference mean. With a Z-score of 0.60 (72.7th percentile), this represents normal volume ; whole brain volume measures 1,016,150 mm³, 4.3% above the reference mean. With a Z-score of 0.54 (70.4th percentile), this represents normal volume ; entorhinal cortex volume measures 4,435 mm³, 20.7% above the reference mean. With a Z-score of 1.27 (89.9th percentile), this represents mild enlargement; fusiform gyrus volume measures 16,638 mm³, 2.2% below the reference mean. With a Z-score of -0.20 (42.0th percentile), this represents normal volume ; middle temporal gyrus volume measures 18,329 mm³, 4.4% below the reference mean. With a Z-score of -0.38 (35.2th percentile), this represents normal volume . ",
  "text_data": "Age is 77.0 years. Gender is Female. Education: 18 years. MMSE: 30.0. Logical Memory: 15.0. Laboratory findings: Basophils: 0.14 (profound elevated); Basophils: 2.40 (profound elevated). APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: All brain volume measures (ventricular, hippocampal, whole brain, entorhinal cortex, fusiform gyrus, and middle temporal gyrus) are within normal ranges or even mildly enlarged, with no significant atrophy. The MMSE score of 30/30 indicates intact cognitive function, and the absence of APOE4 further reduces Alzheimer's risk.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T08:19:28.143516"
}