NU621 Review Questions and Answers

NU621 Review Questions and Answers


Question 1.
Upon review of the chest x-ray results of a 4-year-old patient, tiny white spots in a
distinctive pattern are noted throughout the lungs. Which diagnosis is most likely to
manifest in this manner?

Correct Answer: military TB


Question 2.
A nursing home resident reports that his previous roommate recently started on
tuberculosis treatment. A Mantoux test and chest x-ray were ordered for the patient. What
is the minimum size of the induration considered positive for this patient?

Correct Answer: 5mm. The skin test is read within 48 to 72 hours and induration
that is 5 mm or more indicates a positive reaction for patients with very high
risk conditions or exposures.


Question 3.
Which area of the lung is the most common location of a mycobacterium tuberculosis
infection?

Correct Answer: Upper lobes; appears as a black cavitation


Question 4.
Which of the following is recommended treatment for erythema migrans or early Lyme
disease?

Correct Answer: Doxycycline 100 mg PO BID x 21 days


Question 5.
A patient presents with fever, fatigue, headache, and joint pain. The patient has recently
returned from a camping trip in the northeast; on physical examination the nurse
practitioner notes a large macule on the patient's back with central clearing. Which
diagnosis is most likely?

Correct Answer: Lyme Disease


Question 6.
An adult visits an urgent care clinic with a fever of 104.2°F, vomiting, and petechiae on the
hands and feet progressing to the trunk over the past 3 days. The nurse practitioner will
prescribe what?

Correct Answer: Doxycycline BID x 10 days. The patient likely has Rocky
Mountain spotted fever.


Question 7.

, An elderly patient's blood work reveals a diagnosis of hepatitis A. The patient asked the
nurse practitioner, "how did I get this disease?" What is the nurse practitioners' Best
response?

Correct Answer: You may have eaten food that has been contaminated with the
hepatitis A virus (transmitted by fecal-oral route)


Question 8.
A patient complains of nausea, vomiting, abdominal pain, and cramping 2 days after
returning from an international vacation. Upon assessment, the nurse practitioner finds an
elevated temperature, but otherwise normal vital signs. Which diagnosis is most likely?

Correct Answer: Hepatitis A


Question 9.
To prevent treatment related complications in a patient diagnosed with hepatitis C, the
nurse practitioner will screen for which of the following prior to initiating treatment?

Correct Answer: Hepatitis B; (Hepatitis B can reactivate during treatment for
hepatitis C, and can cause serious liver problems)


Question 10.
The patient presents with a new onset of jaundiced sclera, right upper quadrant
tenderness, and anorexia. The nurse practitioner draws labs with the following results: AST
= 24; ALT = 13; HbsAg = negative anti-HBc = negative; anti-HBs = positive. How will the
nurse practitioner interpret this data?

Correct Answer: The patient has immunity from hepatitis B vaccinations.


Question 11.
The nurse practitioner is assessing a 63-year-old male who has a history of IV drug use as
a young adult. He presents with fatigue and nausea. Which screening will the nurse
practitioner recommend for this patient?

Correct Answer: Hepatitis C


Question 12.
The nurse practitioner confirmed a diagnosis of acute hepatitis C in a patient. The nurse
practitioner is required to do which of the following?

Correct Answer: Report the case to the health department


Question 13.
The anti-hepatitis C virus (HCV) test of a 60 year-old female patient is positive. Which test
is appropriate for Follow up?

Correct Answer: HCV RNA; The anti-HCV test detects the presence of antibodies
to the hepatitis C virus, indicating exposure to HCV. The HCV RNA test is
qualitative and used to distinguish between a current and past infection. It is
reported as "negative" or "not detected".