A 23-year-old woman without any known significant medical history comes to the clinic with complaints of fatigue, pallor, and listlessness
After obtaining a health history, the nurse practitioner should initially order which of the following laboratory tests?
a. Pregnancy test
b. Urinalysis
c. Stool for guaiac
d. Platelet count
ANS: A
The initial pregnancy test is inexpensive and quick, and should be completed to rule out a pregnancy before other expensive diagnostic tests are ordered.
The question asks for the first laboratory test that should be ordered for this patient and the urinalysis is not an initial test that needs to be done given this patient's condition.
A stool test for guaiac is not indicated unless the patient complains of blood in the stool or has a history or suspicion of colorectal cancer.
A platelet count is indicated for bleeding deficiencies, which have not been confirmed in this patient.
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