Dermatology

Question 1

Preterm skin has increased permability due to decreased thickness of the ______ layer.

Answer 1

Epidermis

Question 2

Increased elasticity in preterm skin is due to:

Answer 2

large decrease in collagen elastic fibers

Question 3

A decrease in ______ increases preterm photosensitivity

Answer 3

melanosomes

Question 4

Eccrine gland function normalizes after ______ of age

Answer 4

1-7 days

Question 5

Sebaceous glands have a ______ in secretions in the preterm infant

Answer 5

decrease

Question 6

Surface area to volume in the preterm infant is significantly _______ compared to term

Answer 6

increased

Question 7

Erythema toxicum occurs in ______% of term infants

Answer 7

30-70%

Question 8

E. toxicum typically presents at ____ of age

Answer 8

2-3 days to 2-3 weeks

Question 9

Wright stain of e. toxicum has

Answer 9

numerous eosinophils

Question 10

The skin type most commonly affected by neonatal pustular melanosis:

Answer 10

dark-skinned infants

Question 11

Three stages of neonatal pustular melanosis

Answer 11

1— Birth- small, non-inflammatory pustules

2— Ruptured pustules with scale, hyperpigmented macules

3— Hyperpigmented macules for up to 3 months

Question 12

Neonatal pustular melanosis wright staining shows

Answer 12

numerous neutrophils

Question 13

Obstruction of sweat glands causes a rash called

Answer 13

miliaria

Question 14

Miliaria occurs in _____ on the body

Answer 14

intertriginous, face, scalp, trunk

Question 15

A rash of sweat obstruction with superficial thin-walled 1-2mm vesicles is ______

Answer 15

miliaria crystalline

Question 16

A rash of sweat obstruction with small groups of red papules and pustules (“prickly heat”) is ____

Answer 16

miliaria rubra

Question 17

A rash of sweat obstruction with pustules on an erythematous base from localized inflammation is _____

Answer 17

miliaria pustulosa

Question 18

A rash of sweat obstruction with nonerythematous skin-colored pustules is ____

Answer 18

miliaria profunda

Question 19

Miliaria wright-staining shows _____

Answer 19

sparse squamous cells and lymphocytes

Question 20

Pearly nonerythematous yellow or white papules on the face are ____

Answer 20

milia

Question 21

Milia are caused by

Answer 21

small epidermal inclusion cysts (keratin and sebaceous material in follicles)

Question 22

Milia generally resolves by ______ of age

Answer 22

1-3 months

Question 23

Epstein’s pearls are _____ located on genitalia, areola or mouth

Answer 23

milia

Question 24

Neonatal acne affects ____ of newborn infants

Answer 24

20%

Question 25

Both neonatal and infantile acne is more common in _____ gender infants

Answer 25

male

Question 26

Neonatal acne is caused by _____

Answer 26

increased androgenic organ response | inflammatory Malassezie species colonization

Question 27

Neonatal acne occurs around ____ of age

Answer 27

3 weeks

Question 28

Presentation of neonatal acne is

Answer 28

inflammatory papules and pustules without comedones | face and scalp

Question 29

Presentation of infantile acne presents at ____ of age

Answer 29

3-4 months

Question 30

Presentation of infantile acne appears as ___

Answer 30

more severe neonatal acne | comedones, inflammatory papules and pustules, nodules

Question 31

Neonatal acne resolves by ____ of age

Answer 31

1 year of age, no long term risk for acne

Question 32

Infantile acne resolves by _______ of age

Answer 32

1-3 years | Increased risk of severe acne at puberty

Question 33

Severe infantile acne can be associated with:

Answer 33

congenital adrenal hyperplasia gonadal/adrenal tumor precocious puberty