Diaper Dermatitis and Prickly Heat

Question 1

What is the most common dermatologic disorder of infancy?

Answer 1

Diaper dermatitis

Question 2

On the pathophysiology of diaper dermatitis, it shifts from normal skin pH to more (acidic/alkaline)

Answer 2

alkaline

Question 3

What are the predisposing factors of diaper dermatitis?

Answer 3

1. Thin skin
2. Frequent urinating/stooling
3. Transition between food
4. Harsh chemicals

Question 4

When should you avoid self-care in diaper dermatitis and prickly heat?

Answer 4

1. When it presents with severe rash w/ papules, ulceration, oozing, infection
2. Lesions for >7days
3. Presence of diaper rash outside of diaper area
4. Comorbid conditions

Question 5

What is the non-pharmacological treatment for diaper dermatitis?

Answer 5

Air
Barrier
Cleanse
Diaper
Education

1. Increase frequency of diaper change
2. Gentle rubbing/patting dry
3. Sensitive skin wipes - after stools only
4. Use disposable diapers
5. Use cloth diapers

Question 6

What is one of the most commonly used agents for diaper dermatitis?

Answer 6

Zinc oxide

Question 7

What do you have to look out for when using lanolin for diaper dermatitis?

Answer 7

Allergic contact dermatitis for some patients

Question 8

What are the two powder forms in treating diaper dermatitis?

Answer 8

Cornstarch + Talc

Question 9

Which powder provides lubrication for diaper dermatitis?

Answer 9

Talc

Question 10

Which powder has absorbent properties for diaper dermatitis?

Answer 10

Cornstarch

Question 11

Of the pharmacologic treatments of diaper dermatitis, which has both antiseptic and antipruritic properties?

Answer 11

Calamine

Question 12

What are some major counseling points to make for diaper dermatitis?

Answer 12

1. No max length of therapy
2. Allow area to dry before application
3. No side effects associated w/ skin protectants
4. Use warm water for urine?

Question 13

What are some treatments to avoid for diaper dermatitis?

Answer 13

1. Nonprescription antibiotic/antifungal
2. Topical anesthetics
3. Hydrocortisone

Question 14

Prickly heat is also known as heat rash or _______

Answer 14

miliaria

Question 15

Prickly heat affects up to ____% of infants

Answer 15

40

Question 16

On the pathophysiology of prickly heat, it has acute inflammation of the (epidermis/dermis/hypodermis)

Answer 16

dermis

Question 17

Just know that the pathophysiology of prickly heat shows that sweat has the inability to escape the pores

Answer 17

okay

Question 18

What are the predisposing factors of prickly heat?

Answer 18

1. Hot, humid weather
2. Profuse sweating
3. Clothing
4. Laundry soap

Question 19

What is the hallmark symptom of prickly heat?

Answer 19

Pinpoint-size lesions, raised and red

Question 20

When does prickly heat usually resolve?

Answer 20

3-10 days

Question 21

What are some exclusions for hydrocortisone cream?

Answer 21

1. <2yrs old

2. Adult with >10% of body affected

Question 22

When treating prickly heat, use a product that relieves burning and itching, but doesn’t block what?

Answer 22

exposure to air

Question 23

What products should you avoid for prickly heat?

Answer 23

Oily + thick creams

Question 24

What are the antipruritic treatments for prickly heat?

Answer 24

Colloidal oatmeal + diphenhydramine (topical)