An immunologist sees a child with a suspected primary immunodeficiency and orders a nitroblue tetrazolium test. What condition is she screening the child for?
Correct Answer: Chronic granulomatous disease
Description: Nitroblue tetrazolium test is used as a screening test for Chronic granulomatous disease. In CGD, leukocytes fails to reduce Nitroblue Tetrazolium during phagocytosis(negative result). Positive test result means neutrophils turn blue. Negative test means nitroblue tetrazolium remains yellow. Reference: Ananthanarayan and Paniker&;s Textbook of Microbiology Tenth edition
Category:
Microbiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now