8 - Derm - Bacterial infections - Common pathogenic organisms 2 Flashcards Preview

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Flashcards in 8 - Derm - Bacterial infections - Common pathogenic organisms 2 Deck (11):
1

Corynebacterium - causes what? mgmt?

causes erythrasma
oral erythromycin

2

corynebacterium - erythrasma - appearance? -Ix?

orange brown flexural rash
coral pink fluorescence under Woods UV light

3

Spirochaetes - 2 diseases

treponema palladium (syphillis)
lyme disease (borrelia)

4

treponema palladium (syphillis) - primary and secondary and mgmt

prim - painless genital chancre (ulcer)
sec - painless erythematous maculo-papular rash
mgmt - oral benzylpenicillin

5

Lyme disease (borrelia) - spread by? appearance?

by tick bites
annular erythematous rash - migrates out over time - erythema migrans

6

lyme disease - complications 3
-mgmt

-comp - neuro disease, myocarditis/pericarditis, arthritis
-mgmt - oral doxycycline

7

mycobacterium - 4 diseases

cutaneous TB (lupus vulgaris)
tuberculoid leprosy
lepromatous leprosy
mycobacterium marinum

8

cut TB (lupus vulgaris) appearance

tuberculoid leprosy appearance

well-demarcated red brown plaque, apple jelly nodules

hypopigmented skin patch with loss of skin sensation

9

lepramatous leprosy - appearance

'leonine facies' - thick skin, granulamatous lesions, collapsed nasal septum

10

mycobacterium marinum - disease course

nodule on hand > lymphatic spread > multiple ascending nodules

11

mycobacterium marinum - colloquial name and mgmt

fish tank granuloma
doxycycline

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