A blood sample is taken from a patient whose body temperature is 30°C. In which direction will the pH, PCCX, and P02 change when measured in the blood gas machine at 37°C? (pH, PCO2, PO2)
Which of the following features is characteristic of the airway in a neonate?
A neurologically intact 48-year-old woman is scheduled for removal of a parietal lobe arteriovenous malformation. The relative risk for complete resection is to be determined by a test occlusion of the feeding artery. Which of the following intraoperative monitoring techniques is most appropriate for this test?
Recognized side effects of magnesium sulfate used for the treatment of preeclampsia that would be of anesthetic concern include each of the following EXCEPT
Which of the following is a complication of glycine used for irrigation during transurethral resection of the prostate?
Three hours after total thyroidectomy, a 33-year-old man develops inspiratory stridor. The most likely cause is
A 2-year-old child is hospitalized for exposure. Rectal temperature is 30°C. The most appropriate method of warming is to
An 80-kg, 70-year-old woman is scheduled for a mastectomy. She has a history of congestive heart failure treated with digoxin 0.25 mg daily. Preoperative examination shows a sinus rhythm at 80 bpm and blood pressure of 110/70 mmHg. Laboratory studies show a serum potassium concentration of 4.2 mEq/L and a serum digoxin concentration of 1.5 mcg/ml. Five minutes after induction of general anesthesia, ventricular bigeminy is noted; blood pressure is 85/65 mmHg, SpO2 is 97%, and PetCO2, is 20 mmHg. Which of the following is the most appropriate management?
Four and one-half hours after initiation of general anesthesia for a radical hysterectomy, a 65-kg patient has a heart rate of 90 bpm, blood pressure of 100/70 mmHg, pulmonary artery occlusion pressure of 9 mmHg, and cardiac output of 2.8 L/min. Urine output has been 20 ml over the last two hours. The most appropriate next step is
Pulsus paradoxus is commonly seen during anesthesia in patients with each of the following conditions EXCEPT