Chapter 4 (Symptoms and Medical Conditions) Flashcards
injury resulting in removal or disturbance of the superficial layers of the skin
abrasion
a circumscribed collection of pus caused by a bacterial infection
abscess
inflammatory disease of sebaceous glands and hair follicles marked by papules and pustules
acne
a group of inherited disorders with deficiency of pigment in the skin, hair and eyes
albinism
injury to the skin caused by heat or other means
burn
a burn involving on the epidermis; causes redness and swelling by no blisters (AKA first degree burn)
superficial burn
a burn involving the epidermis and dermis that usually involves blisters (AKA second degree burn)
partial-thickness burn
a burn involving destruction of the entire skin; extends into subcutaneous fat, muscle or bone and often causes severe scarring (AKA third degree burn)
full-thickness burn
collection of large localized abscesses seated in groups of hair follicles and connected by channels
carbuncle
inflammation of the subcutaneous layer of the skin
cellulitis
the fibrous tissue replacing normal tissue destroyed by disease or injury; commonly called a scar
cicatrix
dilated hair follicle filled with bacteria and sebum; commonly called a blackhead or whitehead
comedo
injury producing discoloration and swelling without causing a break in the skin; commonly called a bruise
contusion
a closed sac that contains liquid or semiliquid substances
cyst
a pressure sore of the skin and underlying tissues
decubitus ulcer
inflammatory condition of the skin causing redness, scaling, blisters, itchiness, and burning
eczema
a scratch or mark on the skin
excoriation
a deep furrow, cleft, slit or tear in the skin
fissure
infection of a hair follicle; commonly called a boil
furuncle
area of necrosis due to lack of blood flow
gangrene
an eruption of blisters on the skin and submucous membranes caused by a local infection of the herpes virus
herpes simplex
a viral infection that affects the peripheral nerves and causes an eruption of blisters that follows the course of the affected nerves; closely related to varicella; commonly called shingles
herpes zoster
a contagious bacterial skin infection typically occurring on the face of children
impetigo
abnormal yellowing of skin
jaundice
an overgrown of scar tissue
keloid
a small flat circumscribed area of the skin different in color than the surrounding skin
macule
a circumscribed malformation of the skin, usually a different color than surrounding skin, commonly called a mole
nevus
solid raised area located in any layer of the skin
nodule
a small, raised, solid circumscribed area of the skin
papule
inflammation and infection around the nail due to bacteria or fungi
paronychia
an infestation of lice
pediculosis
a small circumscribed elevation of skin containing pus
pustule
chronic disorder of the skin causing erythematous areas, papules, and pustules and also increased sebum production; usually occurs on the face
rosacea
a dermal eruption (caused by mites) that causes extensive pruritus (itching)
scabies
fungal infection of the hair, skin, and nails; commonly called ringworm
tinea
fungal infection of the scalp
tinea capitis
fungal infection of the feet; commonly called athlete’s foot
tinea pedis
an eruption of itchy wheals usually related to an allergy; commonly called hives
urticaria
an acute contagious disease caused by the varicella zoster virus and producing various skin eruptions; commonly known as chicken pox
varicella
a clear, fluid filled, raised lesion; commonly called a blister
vesicle
areas of skin that have decreased levels of melanocytes causing white patches of varied sizes
wheal
