{
  "ptid_time": "127_S_4645_2018-06-12",
  "img_path": "/data/qiuhui/data/adni/images/127_S_4645/2018-06-12/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 59,483 mm³, 60.9% above the reference mean. With a Z-score of 1.64 (95.0th percentile), this represents moderate enlargement; hippocampal volume measures 6,921 mm³, 6.6% above the reference mean. With a Z-score of 0.53 (70.0th percentile), this represents normal volume ; whole brain volume measures 1,034,190 mm³, 11.4% above the reference mean. With a Z-score of 1.37 (91.5th percentile), this represents mild enlargement; entorhinal cortex volume measures 3,427 mm³, 1.0% below the reference mean. With a Z-score of -0.06 (47.8th percentile), this represents normal volume ; fusiform gyrus volume measures 15,006 mm³, 6.9% below the reference mean. With a Z-score of -0.52 (30.3th percentile), this represents normal volume ; middle temporal gyrus volume measures 19,780 mm³, 9.7% above the reference mean. With a Z-score of 0.86 (80.6th percentile), this represents normal volume . ",
  "text_data": "Age is 82.3 years. Gender is Female. Education: 14 years. MMSE: 30.0. MoCA: 23.0. Logical Memory: 15.0. APOEε4 alleles: 0.0. ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The ventricular volume is moderately enlarged (Z-score 1.64), which can indicate atrophy, but hippocampal and entorhinal cortex volumes are normal. The MoCA score of 23 suggests mild cognitive impairment, while the MMSE of 30 is normal, indicating possible test discrepancy. No APOE4 risk allele is present.  \nDiagnosis: MCI  \nConfidence: Medium",
  "timestamp": "2025-07-26T13:21:04.461933"
}