Dermatologic conditions

Question 1

vesicle >1cm with serous/purulent fluid

Answer 1

Bulla

Question 2

lesion of dried exudate on skin

Answer 2

crust

Question 3

raised, palpable lesion with fluid or semisolid-filled sac

Answer 3

cyst

Question 4

subepidermal hemorrhage which does not blanche

Answer 4

ecchymosis

Question 5

flat spot <1cm diameter

Answer 5

macule

Question 6

elevated, palpable lesion with distinct borders

Answer 6

nodule

Question 7

elevated, palpable, solid and circumscribed, <1cm

Answer 7

papule

Question 8

macule >1cm

Answer 8

patch

Question 9

A small, purplish, hemorrhagic spot on the skin, the size of a pinpoint

Answer 9

petechia

Question 10

elevated and palpable lesions with circumscribed borders >1cm

Answer 10

plaque

Question 11

hemorhagic spot larger than petechia, 1-3mm

Answer 11

purpura

Question 12

elevation of skin with cloudy/purulent fluid

Answer 12

pustule

Question 13

exfoliation of dead bits of skin

Answer 13

scale

Question 14

blister <1cm

Answer 14

vesicle

Question 15

reddened, solid elevation of skin

Answer 15

wheal

Question 16

blue discoloration of hands/feet

Answer 16

acrocyanosis

Normal in <48hrs

Question 17

ruddy or red discoloration of whole baby

Answer 17

plethora

May indicate polycythemia (HCT>65). Observe for hypoglycemia, cyanosis, resp distress, or jaundice

Question 18

mottling in response to chilling or stress

Answer 18

Cutis marmorata

May be persistent in trisomy 21, trisomy 18, and Cornelia de Lange

Question 19

white or yellow papules/vesicles with erythematous bases

Answer 19

erythema toxicum
May disappear and reappear.
Fluid will have high eosinophils

Question 20

Tiny <0.5mm papules on face

Answer 20

hh

Question 21

dark pigmented vertical line appearing from below

the umbilicus to the pubic symphysis

Answer 21

linea nigra

caused by maternal hormones and should fade and disappear

Question 22

Macular pink-red capillary dilations, often bilateral

Answer 22

nevus simplex

fades with time

Question 23

Dark purple or red, capillary malformation, does not blanche

Answer 23

nevus flammeus
does not fade. Opthalm consult if near eye.
Associated with eye and CNS problems if bilateral or involving all branches of trigeminal nerve

Question 24

Pustules without erythema, rupture and leave hyperpigmented macules

Answer 24

pustular melanosis

macules may persist for months

Question 25

White papules, consist of epidermal cysts with keratinous material. Often on nose.

Answer 25

Milia

Rupture in weeks

Question 26

Blue-gray macules, up to 10-cm diameter

Answer 26

Dermal melanocytosis
more common in
black, Native American, and Hispanic populations; usually fade by four years of age, but can be confused with abuse and should be documented