TY - BOOK AU - Sherif Abdallah Mohamed AU - Ahmed Mohamed Mukhtar , AU - Mohamed Abdulatif Mohamed , AU - Neamat Ibrahim Abdelrahman , TI - A prospective observational study for the use of peripheral perfusion index as a predictor for patient{u2019}s response to deliberate hypotension during functional endoscopic sinus surgery / PY - 2017/// CY - Cairo : PB - Sherif Abdallah Mohamed , KW - Deliberate hypotension KW - Perfusion index KW - Prediction N1 - Thesis (Ph.D.) - Cairo University - Faculty of Medicine - Department of Anaesthesia; Issued also as CD N2 - The deliberate hypotensive anesthesia is a method to reduce arterial blood pressure (ABP) within limits to reduce bleeding and improve the field but with risk of vital organ hypoperfusion due to different patients response. we aimed to study the use of the perfusion index (PI) for prediction of patient{u2019}s response to deliberate hypotension in FESS operation.45 patients were studied ,we measured PI baseline and during nitroglycerine infusion and the dose needed to reach target ABP. We found that PI predicted the need for larger doses and predicted the dose itself ER -