{
  "ptid_time": "035_S_2061_2012-10-22",
  "img_path": "/data/qiuhui/data/adni/images/035_S_2061/2012-10-22/t1.nii.gz",
  "img_finding": "Image findings: ventricular volume measures 19,769 mm³, 11.5% below the reference mean. With a Z-score of -0.29 (38.7th percentile), this represents normal volume ; hippocampal volume measures 7,194 mm³, 6.4% below the reference mean. With a Z-score of -0.72 (23.7th percentile), this represents normal volume ; whole brain volume measures 1,036,820 mm³, 0.7% above the reference mean. With a Z-score of 0.09 (53.7th percentile), this represents normal volume ; entorhinal cortex volume measures 4,141 mm³, 6.4% above the reference mean. With a Z-score of 0.49 (68.9th percentile), this represents normal volume ; fusiform gyrus volume measures 19,266 mm³, 5.8% above the reference mean. With a Z-score of 0.65 (74.3th percentile), this represents normal volume ; middle temporal gyrus volume measures 22,725 mm³, 10.7% above the reference mean. With a Z-score of 0.96 (83.0th percentile), this represents normal volume . ",
  "text_data": "Age is 68.0 years. Gender is Female. Education: 16 years. MMSE: 28.0. MoCA: 24.0. Logical Memory: 9.0. APOEε4 alleles: 0.0. Biomarker levels: Florbetapir (AV45): 1.07 SUVR (normal ); Total tau: 209.10 pg/mL (normal ); Phosphorylated tau: 17.71 pg/mL (normal ). ",
  "true_diagnosis": "Diagnosis: MCI.",
  "gpt_diagnosis": "Reasoning: All brain volumes (ventricular, hippocampal, whole brain, entorhinal cortex, fusiform gyrus, and middle temporal gyrus) are within normal ranges based on Z-scores and percentiles. Cognitive scores (MMSE: 28, MoCA: 24) are also within normal limits, and biomarkers (T-tau, P-tau, AV45) are normal. No significant atrophy or pathological markers are present.  \nDiagnosis: CN (Cognitively Normal)  \nConfidence: High",
  "timestamp": "2025-07-26T05:52:23.797127"
}