{
  "ptid_time": "129_S_4422_2016-01-12",
  "img_path": "/data/qiuhui/data/adni/images/129_S_4422/2016-01-12/t1.nii.gz",
  "img_finding": "Image findings: hippocampal volume measures 6,281 mm³, 11.7% below the reference mean. With a Z-score of -1.07 (14.1th percentile), this represents mild atrophy. ",
  "text_data": "Age is 74.8 years. Gender is Female. Education: 15 years. MMSE: 30.0. MoCA: 24.0. Logical Memory: 14.0. APOEε4 alleles: 0.0. Biomarker levels: Florbetapir (AV45): 1.37 SUVR (significant elevated); Amyloid beta: 897.50 pg/mL (normal ); Total tau: 385.80 pg/mL (moderate elevated); Phosphorylated tau: 26.84 pg/mL (normal ). ",
  "true_diagnosis": "Diagnosis: CN.",
  "gpt_diagnosis": "Reasoning: The hippocampal volume shows mild atrophy (11.7% below mean, Z-score -1.07), but cognitive scores are mixed (MMSE normal at 30, MoCA slightly impaired at 24). Biomarkers indicate amyloid pathology (elevated AV45) but normal Aβ and P-tau, with moderately elevated T-tau, suggesting possible early neurodegenerative changes.  \nDiagnosis: **MCI** (mild cognitive impairment)  \nConfidence: **Medium** (due to conflicting biomarker and cognitive profiles)",
  "timestamp": "2025-07-26T14:17:43.242917"
}