3: Derm Assessment

Question 1

Name this rash (1):

Manifests in the same areas as cushing syndrome and acne vulgaris.

Answer 1

Acneiform rash

Question 2

Name these rashes (2):

Distribution commonly on sun-exposed areas.

Answer 2

Actinic keratosis

Phototoxic reactions

Question 3

Diagnostics for rashes (5)?

Answer 3

1. Scrape lesions for hyphae/spores.
2. Fungal/bacterial culture.
3. Use Woods lamp (bacterial, fungal, discoloration).
4. Viral culture.
5. CBC, UA, or specific organism test.

Question 4

What are the key elements of the HISTORY to consider when interviewing the patient with a rash (7)?

Answer 4

1. How long?
2. Any systemic complaints?
3. Any close contacts have symptoms (scabies, lice, tinea)?
4. Pets (tinea, flea bites, lyme dz)?
5. Recent insect bite?
6. Traveled recently?
7. New exposures (detergent, medications, vaccinations, jewelry)?

Question 5

Name these rashes (2):

Distribution favors clothing-covered areas.

Answer 5

Contact dermatitis

Psoriasis

Question 6

What should drive the extent of your history and physical exam with rashes?

Answer 6

All rashes are assumed to be a systemic condition until proven otherwise.

Question 7

Even when 100% sure rash is not systemic, check the following 4 areas:

Answer 7

1. Oral mucosa
2. Cardiac and respiratory
3. Abdominal (spleen/liver)
4. Nails

Question 8

Name this rash (1):

Manifests in the same areas as guttate psoriasis.

Answer 8

Pityriasis rosea

Question 9

What are the key elements of the RASH to consider (7)?

Answer 9

1. Itchy, painful, burning?
2. Worse at certain times?
3. What makes it better/worse?
4. Have you applied anything to it?
5. Anything similar before?
6. Has it spread?
7. What was previous treatment?

Question 10

Name this rash (1):

Manifests in the same areas as tinea or dyshidrotic eczema.

Answer 10

Acrodermatitis

Question 11

Name these rashes (2):

Distribution commonly on inner surfaces of arms and legs.

Answer 11

Atopic dermatitis

Intertrigo