Dermatology And Maculopapular Rashes Chapter 28 Paauw

Front 1

What are the most common causes of erythematous macules or papules in adults?

Back 1

1. Drug reactions
2. Viral infections (aka viral exanthem)

Front 2

How is a rash caused by scabies different from rashes caused by drug reactions or viral infection?

Back 2

Scabie rashes usually cause more localized papular eruptions. Drug reactions and viral infection cause a more diffuse maculopapular rash.

Front 3

How can I distinguish viral from drug-related rashes?

Back 3

Both cause a diffuse truncal rash, history will best delineate the likely cause. If a new medication was recently, espcially a sulfa antibiotic or penicillin, a drug reaction is likely. If viral symptoms are present, a viral exanthem is more likely.

Front 4

How do you treat drug rashes?

Back 4

Remove the offending drug

Front 5

How do you treat viral exanthems?

Back 5

You don't. They resolve spontaneously.

Front 6

Scabies can cause papules and can crust over due to scratching. Although it can be widespread, where is scabies generally localized?

Back 6

wrists, axillae, waist or male genitals