This blood test rules out prostate cancer

You have placed the AED on the patient and turned it on. The AED delivers a message that it is analyzing the heart rhythm. You should next:

A) deliver two rescue breaths. B) quickly check a carotid pulse. C) start CPR. D) ensure that no one is touching the patient.

A sickle solubility test is requested STAT on a 45-year-old patient who is to have surgery very soon. The technologist receives the sample and immediately takes out the reagent from the refrigerator and performs the test. It comes back positive

The surgery is postponed until hemoglobin electrophoresis is performed, and it shows a normal distribution of adult hemoglobins. What is the most likely reason for the discrepant result? a. There was a false positive on the sickle solubility test because of the cold reagent. b. The hemoglobin electrophoresis findings need to be confirmed on acid gel. c. There was a false negative on the sickle solubility test because of inadequate mixing. d. The wrong patient was drawn.