{
  "ptid_time": "114_S_0410_2007-11-01",
  "img_path": "/data/qiuhui/data/adni/images/114_S_0410/2007-11-01/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 21,241 mm³, 4.9% below the reference mean. With a Z-score of -0.12 (45.1th percentile), this represents normal volume ; hippocampal volume measures 9,028 mm³, 17.5% above the reference mean. With a Z-score of 1.96 (97.5th percentile), this represents moderate enlargement; whole brain volume measures 1,068,170 mm³, 3.8% above the reference mean. With a Z-score of 0.47 (68.1th percentile), this represents normal volume ; entorhinal cortex volume measures 3,797 mm³, 2.5% below the reference mean. With a Z-score of -0.19 (42.4th percentile), this represents normal volume ; fusiform gyrus volume measures 21,319 mm³, 17.1% above the reference mean. With a Z-score of 1.92 (97.3th percentile), this represents moderate enlargement; middle temporal gyrus volume measures 19,782 mm³, 3.6% below the reference mean. With a Z-score of -0.32 (37.5th percentile), this represents normal volume . ",
  "text_data": "Age is 62.8 years. Gender is Female. Education: 16 years. MMSE: 30.0. APOEε4 alleles: 1.0. ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The brain volume measures show normal or above-average values in most regions, including the hippocampus and fusiform gyrus, with no significant atrophy. The MMSE score of 30 is within the normal range, and there are no clinical indicators of cognitive impairment.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T11:41:06.259882"
}