ID-Non TB Myco

Question 1

What NTM is responsible for most cases of lymphadenitis?

Answer 1

MAC

Question 2

What NTM is responsible for most cases of pulmonary disease?

Answer 2

MAC

Question 3

What CD4 count traditionally does disseminated MAC occur in?

Answer 3

Less than 50

Question 4

Symptoms of disseminated MAC

Answer 4

fever, weight los, GI symptoms

Question 5

What does the treatment of MAC usually involve?

Answer 5

Clarithromycin or azithromycin, ethambutol, rifampin

Question 6

What kind of infection does mycobacterium kansasii cause?

Answer 6

Pulmonary that mimics TB with cough, fever, weight loss, and cavitary lung disease

Question 7

What are the rapidly growing mycobacteria? What infections are they associated with?

Answer 7

M. abscesses, M. fortuitum, M. chelonae

*seen in immunosuppressed its and seem to be a cause of localized skin and soft tissue infections after trauma, surgery catheter insertion, or cosmetic procedures (pedicures, tattooing, body piercing)