MSN 629 Practice Test Questions with Verified
Correct Answers
Physiologic Desquamation
Dry, peeling skin (hands/feet) in first few days of life; benign, resolves in 1-2 weeks.
Management for physiologic desquamation
Reassure parents; no treatment needed.
Harlequin color change
Half-body erythema with sharp demarcation, other side pale; due to immature vasomotor
control.
Management of harlequin color change
Benign, self-resolving; reassurance.
Acrocyanosis
Bluish/purple discoloration of hands and feet in newborns.
When is acrocyanosis concerning?
If persistent or associated with central cyanosis/systemic illness.
Cutis marmorata
Reticulated, lacy, mottled skin pattern, worse with cold exposure.
Management of cutis marmorata
Benign; resolves with warming.
Transient neonatal pustular melanosis (TNPM)
,Rash presents at birth with pustules that rupture, leaving hyperpigmented macules and
collarette of scale.
Management of transient neonatal pustular melanosis
Self-limited, no treatment.
Erythema toxicum neonatorum (ETN)
Rash appears at day 2-3 with erythematous macules, papules, and pustules on trunk/face,
sparing palms and soles.
Management of erythema toxicum neonatorum
Benign; resolves in 1-2 weeks.
Sebaceous gland hyperplasia
Small yellow papules on the nose/upper lip from maternal androgens.
Management of sebaceous gland hyperplasia
Harmless; no treatment.
Milia
Small white/yellow papules on the face (esp. nose/cheeks) from keratin-filled cysts.
Management of milia
Benign; resolves spontaneously.
Miliaria
Sweat gland obstruction → 'heat rash.'
Two forms of miliaria
, Crystallina = clear vesicles; Rubra = erythematous papules/pustules.
Management of miliaria
Keep infant cool/dry; avoid overheating.
Irritant diaper dermatitis
Rash presents as erythematous eruption on diaper convex surfaces, sparing skin folds.
When does diaper dermatitis involve skin folds?
When Candida infection is present.
Management of diaper dermatitis
Frequent diaper changes, barrier creams; antifungal if Candida.
Seborrheic dermatitis ('cradle cap')
Rash presents as greasy, yellow, scaly plaques on scalp/face/diaper area.
Management of seborrheic dermatitis
Gentle washing, emollients; mild topical steroid/antifungal if severe.
Neonatal acne
Rash appears at 2-4 weeks with inflammatory papules/pustules on the face.
Cause of neonatal acne
Maternal hormone stimulation of sebaceous glands.
Management of neonatal acne
Self-limited; clears in weeks-months.
First step in evaluating newborn rashes
Correct Answers
Physiologic Desquamation
Dry, peeling skin (hands/feet) in first few days of life; benign, resolves in 1-2 weeks.
Management for physiologic desquamation
Reassure parents; no treatment needed.
Harlequin color change
Half-body erythema with sharp demarcation, other side pale; due to immature vasomotor
control.
Management of harlequin color change
Benign, self-resolving; reassurance.
Acrocyanosis
Bluish/purple discoloration of hands and feet in newborns.
When is acrocyanosis concerning?
If persistent or associated with central cyanosis/systemic illness.
Cutis marmorata
Reticulated, lacy, mottled skin pattern, worse with cold exposure.
Management of cutis marmorata
Benign; resolves with warming.
Transient neonatal pustular melanosis (TNPM)
,Rash presents at birth with pustules that rupture, leaving hyperpigmented macules and
collarette of scale.
Management of transient neonatal pustular melanosis
Self-limited, no treatment.
Erythema toxicum neonatorum (ETN)
Rash appears at day 2-3 with erythematous macules, papules, and pustules on trunk/face,
sparing palms and soles.
Management of erythema toxicum neonatorum
Benign; resolves in 1-2 weeks.
Sebaceous gland hyperplasia
Small yellow papules on the nose/upper lip from maternal androgens.
Management of sebaceous gland hyperplasia
Harmless; no treatment.
Milia
Small white/yellow papules on the face (esp. nose/cheeks) from keratin-filled cysts.
Management of milia
Benign; resolves spontaneously.
Miliaria
Sweat gland obstruction → 'heat rash.'
Two forms of miliaria
, Crystallina = clear vesicles; Rubra = erythematous papules/pustules.
Management of miliaria
Keep infant cool/dry; avoid overheating.
Irritant diaper dermatitis
Rash presents as erythematous eruption on diaper convex surfaces, sparing skin folds.
When does diaper dermatitis involve skin folds?
When Candida infection is present.
Management of diaper dermatitis
Frequent diaper changes, barrier creams; antifungal if Candida.
Seborrheic dermatitis ('cradle cap')
Rash presents as greasy, yellow, scaly plaques on scalp/face/diaper area.
Management of seborrheic dermatitis
Gentle washing, emollients; mild topical steroid/antifungal if severe.
Neonatal acne
Rash appears at 2-4 weeks with inflammatory papules/pustules on the face.
Cause of neonatal acne
Maternal hormone stimulation of sebaceous glands.
Management of neonatal acne
Self-limited; clears in weeks-months.
First step in evaluating newborn rashes
