Communicable Diseases - ENA-ENO-C18.
Exam 2025 Questions and Answers
Which person has the highest risk of developing tuberculosis (TB)? - ANS A recent immigrant
from Southeast Asia
During which phase of hepatitis A does the patient reach peak infectivity? - ANS Incubation
(preclinical) phase
The appearance of which serologic marker indicates that the hepatitis B is subsiding? -
ANS Hepatitis B surface antigen antibodies (Anti-HBs)
Which factor contributes to a nosocomial infection? - ANS Antibiotic resistance
Which type of hepatitis causes arthritis, myalgia, and urticaria or a maculopapular rash? -
ANS Hepatitis B
A patient arrives at triage complaining of fever, night sweats, hemoptysis, and coughing for the
last 3 weeks. Which intervention is the priority for this patient? - ANS Move the patient to a
negative-pressure ventilation room.
Which aspect of a patient's history most increases the risk of contracting an opportunistic
infection? - ANS Low CD4 counts
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