Bacterial/Viral/Fugal Skin Infections

Most common cause of impetigo

staph aureus

First line treatment for localized impetigo

Mupirocin

Extensive impetigo treatment

oral cephalexin

First line treatment for cellulitis

cephalexin

What med do you give if MRSA is suspected

Doxycycline or TMP-SMX

First line treatment for Erysipelas

Penicillin

Eryipelas is usally caused by

group A strep

Common pathogen for animal bites

Pasteurella multocida

First line abx for an animal bute

augmentin

Most common cause for an abscess

MRSA

First line treatment for an abscess (nonpharmacologic)

incision and drainage

What abx do you give if MRSA is suspected with an abscess

SMX-TMP

Furuncle is also called a

boil

Carbuncle is what

a cluster of boils

Paronychia affects

nail fold

mild paronychia treatment

warm soaks

severe paronychia treatment

I&D

Cephalexin covers what things

MSSA and Strep

SMP-TMX and Doxycycline covers what

MRSA

is necrotizing fasciitis a surgical emergnency

yes

Hallmark sx of necrotizing fasciitis

pain out of proportion

Treatment for necrotizing fasciitis

surgery and IV antibiotics

First line treatment for ringworm

Topical terbinafine

alternative treatment for ringworm

clotrimazole

First line treatment for athletes foot

Topical terbinafine

how to prevent athletes foot

keep dry

first line treatment for tinea capitis

oral griseofulvin

alternative treatment for tinea capitis

terbinafine

tinea unguium affects

nails

first line treatment for tinea unguium

oral terbinafine

What causes tinea versicolor

malassezia yeast

first line treatment for tinea versicolor

selenium sulfide shampoo or ketoconazole shampoo

first line treatment for cutaneous candidiasis

topical nystatin or clotrimazole

Terbinafine drug class

antifungal

Griseofulvin should be taken with

fatty meal

Terbinafine is contraindicated in

liver disease

Herpes zoster is caused by

varicella zoster

Shingles causes what type of rash

painful and unilateral

First line treatment med for shingles

valacyclovir

Best time to start antivirals

within 72 hours

High risk patients with chickenpox may receive what med

Acyclovir

Herpetic whitlow affects what part of the body

fingers

Cause of herpetic whitlow

HSV

Treatment for herpetic whitlow

acyclovir or valacyclovir

Cause of cold sores

HSV-1

First line treatment for cold sores

valacyclovir

OTC med to treat cold sores

Abreva

Cause of warts

HPV

Treatment for warts

2

Cryotherapy and salicylic acid

Acyclovir dosing frequency

5 times daily

Why is acyclovir taken so often

low bioavailability

Valcyclovir is a prodrug of

Acyclovir

Valacyclovir dosing

1-3 times daily

Famciclovir dosing

1-3 times daily

Common antiviral side effect

HA and nausea

antivirals require caution in

kidney disease