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Dermatology > Neonatal Derm,Genetic Skin Dz, Dz Pigmentation, Common Skin Dz > Flashcards

Neonatal Derm,Genetic Skin Dz, Dz Pigmentation, Common Skin Dz Flashcards

1
Q

Erythema toxicum

A
  • eosinophils
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2
Q

transient neontal pustular melanosis

A
  • most common AA
  • more leukocytes than eosinophils
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3
Q

Stuger-Weber Sy

A

-Port wine stain of opthalmic branch of trigeminal nerve (V1) -Ass w/ ipsilateral cerebral vascular malformations

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4
Q

Klippel-Trenaunay Sy

A
  • Port-wine lower extremities -Ass w/ soft tissue &/or limb overgrowth + venous varicosities
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5
Q

Parkes-Weber Sy

A
  • Port-wine lower extremities -Ass w/ marked limb overgrowth both length & girth
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6
Q

Nevous Sebaceuos

A

-yellow to salmon, hairless plaque has waxy texture -Tx- prepubertal removal since risk of basal cell carcinoma

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7
Q

Nevous spilus

A
  • well-demarcated, tan or light-brown, non-hairy patches w/ multiple small dark macules/papules
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8
Q

Congenital melanocytic nevi-time frame for risk developing melanoma

A
  • Small (20cm) high during 1st year of life
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9
Q

Congenital melanocytic nevi- large lesions

A
  • dermatomal distribution “cape-like” “stocking” -lesions over scalp, midline neck, spine ass w/ neurocutaneous melanosis (spina bifida, meningomyelocele, Dandy-Walker malformation)
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10
Q

Nevus Ota

A

unilateral, speckled areas bluish-gray discoloration on face - need yearly optho exams & skin exam for melanoma

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11
Q

Crowe sign

A

-small, grouped, freckled like, cafe-au-lait spots 1-4mm in axilla/groin -ass w/ Neurofibromatosis type 1

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12
Q

Ichthyoses- Dominant vs Recessive vs lamellar

A

X-linked - at birth or 1st weeks - more pronounced, darker, palms/soles unaffected - males undescended testes w/ underdeveloped penis/scrotum Lamellar - Newborn -Large, generalized plate-like scaling minimal no redness Dominant (vulgaris) - after 3 months - fine, white scales no redness w/ thickening palms,soles

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13
Q

Type 1 Neurofibromatosis

A
  • cafe-au-lait - neurofibromas
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14
Q

Tuberous sclerosis

A

-facial angiofibromas -ash-leaf spots -shagreen patch -periungual fibromas

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15
Q

Peutz-Jeghers Sy

A
  • GI polyps -hyperpigmented macules of mucosa/perioral plus fingers toes
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16
Q

Incontinenta Pigmenti

A
  • 1st few week of life- Patterned blistering followed lines Blaschko esp extremities
  • 1st weeks-months - verrucous papules
  • months-yrs- hyperpigmented linear swirl patches

Ass w/ - cicatricial alopecia & delayed eruption & abnormal teeth

17
Q

Hypohidrotic Ectodermal Dysplasia

A
  • X-linked recessive - Facies: frontal bossing, thin upper lip, small chin, prominent ears, pegged teeth , periorbital wrinkling - No secretions- skin, nose, eyes or mouth
18
Q

Acquired Melanocytic Nevi

A
  • Normal nevi
  • Junctional nevi- along dermal-epidermal jun & are flat & brown —>Compound- are raised pink/brown —>Intradermal- in dermis & are dome shaped
19
Q

Polyglandular deficiency

A
  • AR - vitiligo plus endocrine abnor (DM, Grave dz, hypo/hyperthyroi, etc.)
20
Q

Lichen striatus

A

-linear group small, violaceous, flesh-colored or hypopigmented papules -most common arms/legs -self resolve

21
Q

Location of atopic dermatitis infants vs. older children

A
22
Q

why avoid PO steroids in atopic dermatitis

A
  • increase likelihood of rebound flares
23
Q

Isotretinoin SE

A
  • pseudotumor cerebri
  • depression, psychosis
  • pancreatitis with hypertriglyceridemia
  • hearing loss & night vision loss
  • skeletal abnormalities
24
Q

Pityriasis alba

A

areas of hypopigmentation w/ fine scale on cheecks & extensor surface

-common pt w/ atopic dermatitis

25
Q

? think of ___ if extremely severe seborrhea

A

Langerhans cell histiocytosis

26
Q

Alopecia Areata

A
  • round/oval partches of hair losss scalp
  • No redness/scaling or lymphadenopathy
  • Ass w/ nail pittng
27
Q

Telogen effluvium

A
  • hair loss after severe stress
28
Q

Trichorrhexis nodosa

A

-common AfricanAmerica 2nd chemical tx

29
Q

Hidradenitis suppurativa

A

chronic, inflammatory, scarring process involving glads axilla & groin

30
Q

Phenytoin ass w/

A

hyperthrophied gums

Dermatology (3 decks)

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