4. A 30 year old man has weight loss, and intermittent low-grade fevers with night sweats for the past 3 months. Sputum smears are positive for acid-fast bacteria. An x-ray of the chest shows infiltrates in the upper lung fields and hilar adenopathy. Which of the following is most likely responsible for formation of the lesions? (A) Anaphylactic hypersensitivity (B) Antibody-dependent cytotoxicity (C) Autoimmune reactivity (D) Immune complex formation (E) T-lymphocyte-mediated immunity

Health Safety And Nutrition F/Young Child
9th Edition
ISBN:9781305144767
Author:MAROTZ
Publisher:MAROTZ
Chapter6: Childhood Illnesses
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4. A 30 year old man has weight loss, and intermittent low-grade fevers with night sweats for the past 3 months. Sputum smears are positive for acid-fast bacteria. An x-ray of the chest shows infiltrates in the upper lung fields and hilar adenopathy. Which of the following is most likely responsible for formation of the lesions?

(A) Anaphylactic hypersensitivity

(B) Antibody-dependent cytotoxicity

(C) Autoimmune reactivity

(D) Immune complex formation

(E) T-lymphocyte-mediated immunity

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