A nurse is interpreting the results of a tuberculin skin test (TST)on an adolescent who is human immunodeficiency virus (HIV)positive.Which induration size indicates a positive result for this child 48 to 72 hours after the test?
A)5 mm
B)10 mm
C)15 mm
D)20 mm

Question

Quizplus · Accepted Answer

Clinical evidence of a positive TST in children receiving immunosuppressive therapy,including immunosuppressive doses of steroids,or who have immunosuppressive conditions,including HIV infection,is an induration of 5 mm.Children younger than 4 years of age (a)with other medical risk conditions,including Hodgkin's disease,lymphoma,diabetes mellitus,chronic renal failure,or malnutrition; (b)born or whose parents were born in high-prevalence tuberculosis (TB)regions of the world; (c)frequently exposed to adults who are HIV infected,homeless,users of illicit drugs,residents of nursing homes,incarcerated or institutionalized,or migrant farm workers; and (d)who travel to high-prevalence TB regions of the world are positive when the induration is 10 mm.Children 4 years of age or older without any risk factors are positive when the induration is 20 mm.

A Nurse Is Interpreting the Results of a Tuberculin Skin