Post on 22-Dec-2015
Erythema Toxicum NeonatorumBenign, self-limiting, asymptomatic
disorder of unknown etiologyOccurs in up to 50% of infantsPresents at 24-48 hours of lifeSmear of pustule reveals eosinophils
Pustular melanosisSelf-limiting dermatosis of unknown
etiologyUsually presents at birthDisappears in 24-48 hours leaving
pigmented macules with a collarette of scale
Hyperpigmentation fades in 3 weeks to 3 months
Mongolian SpotFlat, slate-gray to bluish-black poorly
circumscribed maculesMost commonly located over the
lumbosacral area and buttocksCommon in black infants and hispanic
infantsUsually fade by 7 years of age
Cutis MarmorataTransient, netlike mottlingCaused by variable vascular constriction
and dilationResponse to chilling, resolves with warmingBenign in neonates but if persists past 6
months, could be sign of congenital hypothyroidism
HemangiomasCongenital vascular malformationOccur in 10-40% of all newbornsPresents in first few months of lifeMarked vascular overgrowth resulting in
bright red discoloration and definite elevation
Rapid growth the first year50% involute by age, 90% by age 9
Salmon Patch (Stork bite)Vascular malformationSeen in 40% of infantsFades in first year of lifeUsually located nape of neck, forehead and
upper eyelids
Port wine stainPurplish-red color vascular malformation
present at birthLesions do not enlarge but remain flatWhen port wine stain involves ophthalmic
branch of the fifth cranial (trigeminal) nerve, it can be associated be a constellation termed Sturge-Weber syndrome.
Sturge-Weber syndrome involving seizures, mental retardation, hemiplegia and glaucoma