{
  "ptid_time": "037_S_6083_2017-10-10",
  "img_path": "/data/qiuhui/data/adni/images/037_S_6083/2017-10-10/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 69,297 mm³, 79.9% above the reference mean. With a Z-score of 1.91 (97.2th percentile), this represents moderate enlargement; hippocampal volume measures 7,685 mm³, 1.7% above the reference mean. With a Z-score of 0.16 (56.4th percentile), this represents normal volume ; whole brain volume measures 1,190,560 mm³, 10.3% above the reference mean. With a Z-score of 1.34 (90.9th percentile), this represents mild enlargement; entorhinal cortex volume measures 4,501 mm³, 9.8% above the reference mean. With a Z-score of 0.66 (74.6th percentile), this represents normal volume ; fusiform gyrus volume measures 23,702 mm³, 25.8% above the reference mean. With a Z-score of 2.20 (98.6th percentile), this represents significant enlargement; middle temporal gyrus volume measures 23,405 mm³, 9.7% above the reference mean. With a Z-score of 0.87 (80.8th percentile), this represents normal volume . ",
  "text_data": "Age is 72.1 years. Gender is Male. Education: 12 years. Handedness: Right. Race: White. MMSE: 27.0. MoCA: 22.0. Logical Memory: 6.0. APOEε4 alleles: 0.0. Biomarker levels: Flobetaben (FBB): 1.12 SUVR (normal ). ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: The ventricular volume shows moderate enlargement (Z-score 1.91), which is often seen in neurodegenerative conditions, while hippocampal volume is normal. The MMSE (27) is within normal limits, but the MoCA (22) suggests mild cognitive impairment. The absence of APOE4 reduces genetic risk, but the MoCA score and ventricular enlargement raise concerns.  \nDiagnosis: **MCI**  \nConfidence: **Medium**",
  "timestamp": "2025-07-26T06:53:04.946314"
}