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Nothing by mouth is an American medical instruction ... Pre-surgery NPO orders are typically between 6 and 12 hours prior to surgery, through recovery suite discharge ...
Preoperative fasting is the practice of a surgical patient abstaining from eating or drinking ("nothing by mouth") for some time before having an operation.This is intended to prevent stomach contents from getting into the windpipe and lungs (known as a pulmonary aspiration) while the patient is under general anesthesia. [1]
A. No solids the day of surgery; B. Formula or breast milk until 6 hours before procedure; C. Clear liquids (water, apple juice, flat 7-up, Pedialyte) until three hours before the procedure; D. Nothing by mouth thereafter. When the patient arrives at the hospital vital signs will be taken. Also, if needed lab work will be done.
Ideally, the patient will have undergone urethrography to visualize the positioning and length of the defect. The normal pre-surgical testing/screening (per the policies of the admitting hospital, anesthesiologist, and urological surgeon) will be performed, and the patient will be advised to ingest nothing by mouth, "NPO", for a predetermined period of time (usually 8 to 12 hours) prior to the ...
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Impaired consciousness can be intentional, such as the use of general anesthesia for surgery. For many types of surgical operations, people preparing for surgery are therefore instructed to take nothing by mouth (nil per os, abbreviated as NPO) for at least four hours before surgery. These conditions enable the entry of bacteria into the lungs ...
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