225: Skin

Question 1

Conditions caused by staphylococcus aureus

Answer 1

scalded skin, toxic shock, impetigo, folliculitis

Question 2

Conditions caused by strep

Answer 2

cellulitis, necrotising fascititis

Question 3

treatment against staph

Answer 3

flucloxacillin or erythromycin

Question 4

treatment against strep pyogenes

Answer 4

enicillin or erythromycin

Question 5

lyme disease bug

Answer 5

borellia burdorferi bacteria transmitted by a tick bite

Question 6

bulls eye lesion (erythema migraines) sign of

Answer 6

lyme disease

Question 7

treatment of oral candida

Answer 7

NYstatin, miconazole

Question 8

treatment of cutaneous candida

Answer 8

clotrimazole

Question 9

systemic treatment of candida

Answer 9

amphotericin, voriconazole, caspofungin, flucytosine

Question 10

ringworm aka

Answer 10

tinea corporis

Question 11

hand dermatophyte

Answer 11

tinea manuum

Question 12

foot dermatophyte

Answer 12

tinea pedis

Question 13

groin dermatophyte

Answer 13

tinea cruris

Question 14

scalp dermatophyte

Answer 14

tinea capitis

Question 15

nail dermatophyte

Answer 15

tinea unguium

Question 16

treatment of dermatophytes

Answer 16

topical azole - clotrimazole

wide spread/hair nails - itraconazole.

Question 17

red macular rash and generalised lymphadenopathy, cough, fever, malaise, specks on buccal mucosa

Answer 17

measles

Question 18

treatment for herpes simplex

Answer 18

Topical- penciclovir, aciclovir

Systemic aciclovir, valaciclovir

Question 19

varicella zoster is what?

Answer 19

varicella - chickenpox zoster = shingles

Question 20

treatment of chickenpox

Answer 20

aciclovir

Question 21

human papilloma virus treatment

Answer 21

warts - salicyclic/lactic acid, cryotherapy

gential warts - podophyllin/ trichloracetic acid

Question 22

headlice treatment

Answer 22

malathion or permethrin

Question 23

scabies treatment

Answer 23

permethrin

Question 24

neoplasm of keratinocytes

Answer 24

squamous cell carcinoma

Question 25

neoplasm of stem cells in basal layer of epidermis

Answer 25

basal cell carcinoma

Question 26

what do azoles do?

Answer 26

inhibit fungal cytochrome p450 (enzyme that produces ergosterol)

Question 27

treatment for blood borne aspergillus and candida

Answer 27

voriconazole

Question 28

topical azole for nails

Answer 28

itraconazole

Question 29

what do echinocandins do?

Answer 29

inhibit glucan synthase (cell wall structure)

Question 30

what do polyenes do?

Answer 30

bind ergosteroland increase membrane permeability so cell leaks.

Question 31

name an echinocandin

Answer 31

caspofungin

Question 32

mane a polyene that is broad spactrum

Answer 32

amphotericin

Question 33

name a topical polyene

Answer 33

nystatin

Question 34

what do allyamines do?

Answer 34

inhibit ergosterol synthesis

Question 35

name an allyamine that is used for superficial dermatopyte infections

Answer 35

terbinafine

Question 36

antifungal used in systemic candida

Answer 36

flucytosine