Pneumonia, TB, C. Diff, and Influenza Flashcards
What are important acid fast organisms
TB
Leprosy
Opportunistic wound infections
Can acid fast bacteria grow inside macrophages?
Yes
What other organisms get dyed with acid fast stain?
Norcardia
Skin and soft tissue infections associated with fish tanks
Mycobacterium marinum
Rapid grower and often a water contaminant. It is part of a group of environmental mycobacteria and is found in water, soil, and dust. It has been known to contaminate medications and products, including medical devices. It causes chronic lung disease, disseminated cutaneous disease in immunocompromised patients, and post traumatic wound infections.
Mycobacterium abcessus
Rapid grower, often found in water and sewage and will cause occasional opportunistic infections
Mycobacterium chelonae
A slow grower that is a water contaminant and may cause disease in patients with severely impaired cellular immunity
Mycobacterium kansasii
Hansen’s disease, it can affect the nerves, skin, eyes, and lining of the nose. It may take up to 20 years to develop signs of infection
Mycobacterium leprae
Rapid grower or slow grower? Mycobacterium abcessus
Rapid
Rapid grower or slow grower? Mycobacterium chelonae
Rapid
Rapid grower or slow grower? Mycobacterium kansasii
Slow
Rapid grower or slow grower? Mycobacterium chimaera
Slow
Rapid grower or slow grower? Mycobacterium fortuitum
Rapid
Rapid grower or slow grower? Mycobacterium avium complex
Slow
Rapid grower or slow grower? Mycobacterium mucogenicum
Rapid
C. Diff basics
Gram positive, spore forming rod
anaerobic
What are the main toxins of C. Diff
Toxin A
Toxin B
Binary Toxin
Describe Toxin A in C Diff
entertoxin and cytotoxin
Describe toxin B in C. Diff
cytotoxin
What isolate is binary toxin primarily found in?
B1/NAP1/027 isolate
Threat level of C. Diff
Urgent (highest level)
What antibiotics are the highest risk for CDI?
third gen cephalosporins
Description of stool related to CDI
Soft, unformed stools to watery or mucoid
How many bowel movements a day for C. Diff
3-20