Dermatology

any bleeding under the skin

contusion

pinpoint capillary hemorrhages

petechiae

>3 in hemorrhages under the skin (usually in old people)

ecchymosis

elevated collection of blood under skin

hematoma

any growth on skin

neoplasm

itching

pruritis

severe dryness and scaling

xeroderma

elevated, round, fluid filled lesion

cyst

crevice / crack in the skin

fissure

freckle

macule

elevated red acne

papule

elevated white head acne

pustule

skin flakes

scale

elevated lesion with a pointed top, full of clear fluid (usually from chicken pox or herpes)

vesicle

elevated lesion with a flat top

wheal

lack of or non-functioning melanocytes

albinism

immune system attacks melanocytes

vitiligo

redness

erythema

blackened skin due to tissue death

necrosis

unnatural paleness

pallor

due to friction, layers of epidermis separate and fluid fills between them

blister

increased keratin production in an area due to friction

callus

any scar

cicatrix

raised scar

hypertrophic scar

scar the is a divit / scoop out of the skin

atrophic scar

excessive growth of fibrous tissue after injury

keloid scar

bedsore

decubitus

cut

laceration

infected pus pocket in cells

abscess

infection in between the cells

cellulitis

causes vesicles on face (1) or genitals (2)

Herpes simplex virus

Herpes infection around the fingernails

herpes Whilow