Erythematous Non-Scaly

Question 1

Erythematous papules, pustules, cysts, nodules, open and closed comedones on the face chest and upper back

Answer 1

Acne vulgaris

Question 2

Hallmark lesion of acne

Answer 2

Comedones (Closed:whiteheads, open: Blackheads a black due to oxidation)

Question 3

Most important consideration before initiating isotretinoin (vitamin A) therapy for severe acne

Answer 3

Rule out pregnancy (isotretinoin is extremely teratogenic)

Question 4

Erythematous pruritic or painful papules with central punctum

Answer 4

Insect bites

Question 5

Erythematous macules papules more pruritic at night located at the groin, axilla, webs of fingers toes, elbows, and wrists, other family members with similar lesions

Answer 5

Scabies

Question 6

Imaginary circle intersecting sites of involvement in scabies

Answer 6

Burrows

Question 7

Etiologic organism of scabies

Answer 7

Sarcoptes scabiei

Question 8

Intense pruritus of the scalp, posterior cervical lymphadenopathy, excoriations, and erythematous papules at the nape of the neck and the retro auricular area secondary impetigo, nits more common in retro auricular area, common in children

Answer 8

Pediculosis capitis

Question 9

Acute, round, tender, circumscribed, perifollicular, erythematous lesion that ends in central suppuration

Answer 9

Furuncle

Question 10

Refers to two or more confluent furuncles

Answer 10

Carbuncle

Question 11

Refers to inflammation of the follicles resulting to erythematous papules that may eventually develop pustules

Answer 11

Folliculitis