{
  "ptid_time": "135_S_6509_2020-08-12",
  "img_path": "/data/qiuhui/data/adni/images/135_S_6509/2020-08-12/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 32,096 mm³, 6.9% above the reference mean. With a Z-score of 0.16 (56.5th percentile), this represents normal volume ; hippocampal volume measures 7,620 mm³, 5.1% below the reference mean. With a Z-score of -0.51 (30.6th percentile), this represents normal volume ; whole brain volume measures 1,113,190 mm³, 1.9% below the reference mean. With a Z-score of -0.27 (39.5th percentile), this represents normal volume ; entorhinal cortex volume measures 4,288 mm³, 0.6% above the reference mean. With a Z-score of 0.04 (51.6th percentile), this represents normal volume ; fusiform gyrus volume measures 16,976 mm³, 14.7% below the reference mean. With a Z-score of -1.22 (11.0th percentile), this represents mild atrophy; middle temporal gyrus volume measures 24,834 mm³, 10.8% above the reference mean. With a Z-score of 0.89 (81.3th percentile), this represents normal volume . ",
  "text_data": "Age is 67.4 years. Gender is Male. Education: 16 years. MMSE: 29.0. MoCA: 26.0. Logical Memory: 15.0. APOEε4 alleles: 0.0. Biomarker levels: Flobetaben (FBB): 1.43 SUVR (profound elevated). ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The brain volume measures show mostly normal values, with only mild atrophy in the fusiform gyrus (Z-score -1.22, 11th percentile). Cognitive scores (MMSE 29, MoCA 26) are within normal ranges, and there is no APOE4 genetic marker. The absence of significant atrophy or cognitive impairment suggests no dementia or MCI.  \nDiagnosis: CN (Cognitively Normal)  \nConf",
  "timestamp": "2025-07-26T15:52:13.447466"
}