A physician suspects a patient has an infection with Enterobius vermicularis. He must provide the patient with instructions on how to collect
A) a stool specimen. B) a swab of the perianal area.
C) a lower respiratory specimen. D) a urine sample.
Question 2
Sam's gFOBT is negative. Which of the following statements is correct?
A) There is no need to evaluate this patient further.
B) The patient definitely does not have colon cancer.
C) The patient has colon cancer.
D) A negative gFOBT does not rule out the possibility of a GI lesion in any patient presenting with signs and symptoms suggestive of colon cancer and should be further evaluated.