{
  "ptid_time": "012_S_4026_2011-12-07",
  "img_path": "/data/qiuhui/data/adni/images/012_S_4026/2011-12-07/t1.nii.gz",
  "img_finding": "Image findings: whole brain volume measures 1,084,810 mm³, 0.5% above the reference mean. With a Z-score of 0.07 (52.6th percentile), this represents normal volume ; entorhinal cortex volume measures 3,974 mm³, 3.1% below the reference mean. With a Z-score of -0.21 (41.7th percentile), this represents normal volume ; fusiform gyrus volume measures 20,349 mm³, 8.0% above the reference mean. With a Z-score of 0.68 (75.3th percentile), this represents normal volume ; middle temporal gyrus volume measures 22,534 mm³, 5.6% above the reference mean. With a Z-score of 0.50 (69.3th percentile), this represents normal volume . ",
  "text_data": "Age is 74.0 years. Gender is Male. Education: 16 years. MMSE: 30.0. MoCA: 28.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The brain volumes (whole brain, entorhinal cortex, fusiform gyrus, middle temporal gyrus) are all within normal ranges, with no significant atrophy. Cognitive scores (MMSE 30, MoCA 28) are intact, and there is no APOE4 genetic risk factor.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-25T23:10:46.781740"
}