{
  "ptid_time": "003_S_4441_2014-01-24",
  "img_path": "/data/qiuhui/data/adni/images/003_S_4441/2014-01-24/t1.nii.gz",
  "img_finding": "Image findings: hippocampal volume measures 8,529 mm³, 19.9% above the reference mean. With a Z-score of 1.82 (96.6th percentile), this represents moderate enlargement. ",
  "text_data": "Age is 70.7 years. Gender is Female. Education: 16 years. MMSE: 30.0. MoCA: 26.0. Logical Memory: 19.0. APOEε4 alleles: 0.0. Biomarker levels: Florbetapir (AV45): 1.11 SUVR (normal ). ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The hippocampal volume is significantly above the reference mean, which is unusual for Alzheimer's disease (typically associated with atrophy). Cognitive scores (MMSE 30, MoCA 26) are within normal ranges, and amyloid PET (AV45) is normal. No APOE4 risk alleles are present.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-25T20:54:22.987269"
}