【正文】
ESD。Dose Measurements amp。 fD,K= Ka: air kerma (Gy) BSF:BSF=F(HVL,A) The British Journal of Radiology,70(1997),S Rannikko Advantages of DAP Over ESD Effective Dose small Effective Dose large Same ESD Diff. DAP 醫(yī)院評鑑等級 Medical Center Area Hospital Regional Hospital Clinic and others Distribution of Mean ESD at 20 Hospitals in UK ESD (mGy) Mini. 1st Quartile Med. 3rd Quartile Max. Chest Xray (PA) Hospital 0 Mean ESD UK Reference Dose ~0.3 Chest PA Hospital Mean ESD, mGy 1st quartile (minimum image quality threshold) 3rd quartile (maximum patient dose threshold) Optimization region Distribution of Mean ESD at 20 Hospitals in UK Works Planned (1) ESD Measurements TLD 4 hospitals 50 patients each hospital ESD劑量填寫表 日期: ……………… 醫(yī)院: …………………… X光室: ……………………… 患者資料 病例號碼 性別 年齡 體重 身高 照射條件 電壓 曝露量 是否有使用 AEC: 是 / 否 TLD黏貼 處 mAs kVp Calibration Factor r e f e r e nc eCF ???????re a di ng T L D g rou pm e a n a i r t odos eTLD reading Dose to air (ESD)