Skin IV Flashcards
describe the classification of Mycobacterium species
cutaneous TB can be caused by ____ which can lead to ___ and ____
cutaneous TB can be caused by Mycobacterium tuberculosis which can cause tuberculosis verrucosa and lupus vulgaris
in mycobacterium avium-intracellulare complex, the bacteria survive inside ____ and cause _____
in mycobacterium avium - intracellulare complex, the bacteria survive inside macrophages and cause lymphadenitis
Mycobacterium kansasii causes chronic infection of ____ and causes fever, swollen ____ and lung ____ and ____
Mycobacterium kansasii causes chronic infection of the lungs and causes fever, swollen lymph nodes and lung crackles and wheezing
Mycobacterium marinum causes ____ granulomas and single ___ or ____ where a cut was that breaks down to form a crusty sore or abscess
Mycobacterium marinum causes fish tank granulomas and single lump or pustule where a cut was that breaks down to form a crusty sore or abscess
the optimal growth of Mycobacterium marinum occurs at ____ and the bacteria rarely causes ____
the optimal growth of Mycobacterium marinum occurs at low temperatures and the bacteria rarely causes lung disease
Mycobacterium ulcerans causes ____ and is commonly found in ____
Mycobacterium ulcerans causes Buruli ulcer and is commonly found in Central and West Africa around areas of lush vegetation and swamps
Mycobacterium ulcerans initially causes a ____ and after 1-2 months the ____ breaks down to form a ____
Mycobacterium ulcerans initially causes a nodule and after 1-2 months the nodule breaks down to form a shallow ulcer (Buruli ulcer)
Mycobacterium chelonae causes ____ wounds, ____ nodules or abscess and is a ___ grower on medium
Mycobacterium chelonae causes non-healing wounds, subcutaneous nodules or abscess and is a rapid grower on medium
M. chenloae are increasing in patients with ____
M. chenloae are increasing in patients with cystic fibrosis
name the 2 Mycobacterium species that are considered rapid growers
- M. chenolae
- M. fortuitum
M. fortuitum often infects ____ and ____
M. fortuitum often infects wounds and surgical-site infections
M. fortuitum can cause local ____ disease, ____, ____ infections, and ____ disease
M. fortuitum can cause local cutaneous disease, osteomyelitis, joint infections, and ocular disease
Mycobacterium spp. are stained with ___ on ____ medium
Mycobacterium spp. are stained with Ziehl Neelson on Lowenstein-Jensen medium
list the stages of Ziehl Neelson staining
Mycobacterium leprae is a ____-growing organism that multiples in ____ and ____
Mycobacterium leprae is a slow-growing organism that multiples in macrophages and Schwann cells
describe the clinical presentation of leprosy
anesthesia of skin lesions
peripheral nerve thickening and tenderness
change of pigmentation
in tuberculoid leprosy, there is ____ with ____ borders or a large ____-pigmented ____ which is asymmetrical
in tuberculoid leprosy, there is a large single red patch with well-defined borders or a large hypo-pigmented macula which is asymmetrical