A4-year-old child is admitted to the pediatric unit for a tonsillectomy. during preoperative planning a nurse reviews the child's laboratory report. which lab value is of most significance in this situation? 1 potassium level 2 coagulation studies 3 red blood cell (rbc) count 4 erythrocyte sedimentation rate (esr)

Coagulation Study! Tonsillectomy may result in hemorrhage because of the vascularity of the oropharynx; clotting function must be adequate. The potassium level, RBC count, and ESR are not significant in this type of surgery if the child is otherwise healthy.

Test-Taking Tip: Eat breakfast or lunch before an exam. Avoid greasy, heavy foods and overeating. This will help keep you calm and give you energy.

Long term continuous groundwater monitoring, especially with warning systems and anthropic activity monitors