Skin Marks in Neonates Flashcards
What is erythema toxicum?
Maculo-papular rash • affects 30 – 70% of normal term neonates. • very rare in the pre-term. • rash fades by end of 1st wk • no Rx is required.
Who does erythema toxicum affect?
Affects 30 – 70% of normal term neonates.
In who is erythema toxicum rare in?
Very rare in the pre-term.
How does erythema toxicum resolve?
Rash fades by end of 1st wk
Is treatment required for erythema toxicum?
No
What are Mongolian blue spots?
Blue-grey pigmentations
Where do Mongolian blue spots typically appear on the body?
Lower back + buttocks
What are Mongolian blue spots due to?
Accumulation of melanocytes.
• very common : races with pigmented skin.
• less obvious as skin darkens.
Who do Mongolian blue spots usually affect?
Races with pigmented skin.
What happens to Mongolian blue spots as the skin darkens?
They become less obvious as skin darkens.
What are some examples of capillary vascular malformations
Stork Marks (Naevus simplex) Port wine stain (Naevus Falmmeus)
What is another name for stork marks?
Naevus Simplex
What are Stork marks?
Light colour capillary dilatation
Where do stork marks typically appear?
- commonly at back of neck.
* Maybe along midline of face.
How do stork marks resolve?
Gradually fade within the first 2 yrs.
What is another name for port wine stains?
• Present at birth, flat or slightly raised.
• Caused by dilated, mature capillaries in the superficial dermis.
• These do not regress.
Associations:
• Sturge Weber
• Klippel-Trenaunay
How do port wine stains appear?
Present at birth, flat or slightly raised.
What are port wine stains caused by?
Caused by dilated, mature capillaries in the superficial dermis.
What is the outcome of port wine stains?
They do not regress.
What are port wine stains associated with?
- Sturge Weber
* Klippel-Trenauna
What is an example of a capillary haemangioma?
Strawberry naevus
What is a strawberry naevus?
A cluster of dilated capillaries which appears within the first month after birth.
When does a strawberry naevus typically occur?
Within the first month after birth.
How is a strawberry naevus described?
Raised and bright red, with discrete edges, occurring in any part of the body.
• Usually regresses after one year of age
Where can a strawberry naevus occur?
On any part of the body.
How long do strawberry naevus take to regress?
Usually regresses after one year of age
