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Mosby's Pathology chapter 4
Dermatologic pathologies
58
Pathology
Undergraduate 1
02/17/2013

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Cards

Term
Acne
Definition

Inflamitory bacterial infection of hair follicles and oil glands

 

Local contraindication

 

Term
Impetigo
Definition

Bacterial infection around mouth, nose and hands.

 

Caused by staphylococci or streptococci

 

Absolute contraindication

 

 

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Term
Paronychia
Definition

Infection of tissue surrounding nails

 

Caused by staphylococci or streptococci

 

Local contraindication

Term
Folliculitis
Definition

Inflamation limited to hair follicles

 

Caused by staphylococci

 

Local contraindication

Term
Boil
Definition

Spread of infected hair follicles to surrounding areas

 

Caused by staphylococci, or possibly other bacteria or fungi

 

Local containdication

Term
Cellulitis and Erysipelas
Definition

Cellulitis

Infection of skin and subcutaneous tissue

 

Erysipelas

Superficial form of cellulitis

 

Caused by staphylococci or streptococci

 

Local contraindication if confined to single extermity

Absolute contraindication if widespread or accompanied by fever

Term
Ringworm (tinea corporis)
Definition

Fungal infection ofthe skin

 

Caused by dermatophytes

 

Absolute contraindication

Term
Athlete's foot (tinea pedis)
Definition

Fungal infection of the foot

 

Caused by dermatophytes

 

Local contraindication

Term
Nail fungus (tinea unguium, onychomycosis)
Definition

Fungal infection of one or more nails

 

Caused by dermatophytes, or sometimes by yeasts or molds

 

Local contraindication

Term
Jock itch (tinea cruris)
Definition

Fungal infection of the groin, can spread to buttocks or thighs

 

Caused by dermatophytes

 

Local contraindication

Term
Cold sore/fever blister (herpes labialis)
Definition

recurrent viral infection of skin and mucus membranes; usually around the mouth, though they can be anywhere on the body

 

Caused by Herpes simplex I

 

Absolute contraindication

Term
Chickenpox (varicella)
Definition

Acute viral infection common in children

 

Caused by varicella-zoster virus

 

Absolute contraindication

Term
Shingles
Definition

Acute localized infection of the skin due to a recurrance of chickenpox

 

Caused by varicella-zoster virus

 

Absolute contraindication

Term
Wart
Definition

Small benign mass due to rapid cell growth. Common on hands (common warts), feet (plantar warts), face (flat warts) or groin (genital warts)

 

Caused by human papillomavirus

 

Local contraindication

Term
Eczema (atopic dermatitis, eczematous dermatitis)
Definition

Chronic inflammatory disorder of the skin, makes it scaly, leathery or crusty

 

No contraindication, though massage may need to be adjusted for sensitivity and use highly emollient lubricant

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Term
Psoriasis
Definition

Chronic inflammatory skin disorder with rapid skin proliforation

 

 No contraindication, though massage may need to be adjusted for sensitivity and use highly emollient lubricant

Term
Contact dermatitis
Definition

Inflammation of the skin due to irritant or allergic reaction

 

Local contraindication for hypersensitive areas or those containing pustules. additional care may be required for sensitive areas that can be massaged

Term
Pityriasis rosea
Definition

self-limiting inflammatory skin disorder with a slightly raised, scaly, salmon colored rash called a herald patch, most frequent in winter months

 

Local contrainidcation for hypersensitive areas or secondary lesions. Additional care may be required for sensitive area that can be massaged

Term
Lichen planus
Definition

Self-limiting inflammatory condition of skin and mucous membrane. Flat topped, red or violet papules polygonal in shape that itches

 

Local contraindication over hypersensitive areas or broken skin. Additional care may be required over sensitive areas that can be massaged

Term
Scleroderma
Definition

Sclerosis of the skin. Chronic diseas with thickening or hardening of the skin due to overproduction of collagen

 

No contraindication, though massage may need to be adjusted for sensitive skin, blanket used for cold client or shorter massage for a fatigued one

Term
Discord lupus erythematosus (cutneous lupus erythematosus)
Definition

Chronic autoimmune inflammation of the skin, bones, joints, nervous system, kidneys, lungs and other organs

 

Absolute contraindication when exacerbated or when fever is present

Local contraindication where rash is present during remission

Term
Hives
Definition

Inflammatory skin disorder usually due to allergic reaction with raised red welts and itching sensation

 

Absolute contrainidcation for accute cases

Local contraindication for chronic cases

Term
Lice
Definition

Wingless parasite that lives on human blood on the scalp (head louse), groin (pubic louse) or body (body louce)

 

Absolute contraindication

Term
Scabies
Definition

Burrowing parasite found in fingers, creases on the wrist, elbows and knees, wasteline, axillae (armpit), under breasts and lower buttocks

 

Absolute contraindication

Term
Bruise
Definition

An injury that does not break the skin

 

Local contraindication

Term
Burn
Definition

Heat injury that damages integument

 

First degree burns only damage epidermis, second degree burns damage the upper layers of the dermis and third degree burns damage hair follicles and glands and may extend into the hypodermis

 

Local contraindication until healed, then special care may be required over damaged area

Term
Stretch marks
Definition

Tearing, thinning or overstreatching of the skin due to sudden weight gain

 

Lighter strokes are needed over stretch marks

Term
Scar
Definition

Mark left after a wound has healed

 

Local contraindication until the wound has healed and the scar has formed. After, pressure adjustments may be required due to sensitivity. Massage can help improve range of motion after scar has formed

Term
Corn and callus (clavus)
Definition

Thickening of the skin due to repeated friction to protect the body from forming blisters. Common on hands and feet

 

No contrainidcation, though pressure may need to be adjusted if the area is sensitive

Term
Decubitus ulcer (bedsore)
Definition

Localized area of dead skin that can extend to epidermis (stage I), dermis (stage II), subcutaneous tissue (stage III) or to underlying bones and joints (stage IV)

 

Caused by lack of blood supply in area subjected to sustained pressure

 

Local contraindication, massage can be performed to within 4-inches of the ulcer

Absolute contraindication in cases where the ulcer is infected

 

Term
Ichthyosis vulgaris (fish scale disease)
Definition

Group of disorders disrupting normal skin regeneration and removal. Skin either generates rapidly or is removed slowly

 

Generally hereditary, though can be caused by other disorders that interfere with normal metabolism

 

Local contraindication over areas of broken skin. Otherwise massage is indicated, though pressure may need to be adjusted over sensitive areas

Term
Epidermal cyst (sebaceous cyst, epidermoid cyst)
Definition

Pouch filled with keratinous material such as sebum located just beneath the skin. Most are found on the scalp, face, base of the ears or chest, though they can occur anywhere

 

Local contraindication

Term
Actinic Keratosis (senile keratosis, solar keratosis)
Definition

Most common premalignant lesionwith rough or scaly surface ranging from yellow to brown to red in color, though many are more easily felt than seen. Found on sunlight exposed areas, 2-5% of cases develop into squamous cell carcinomas.

 

Local contraindication

Term
Seborrheic keratosis
Definition

Benign growth of epidermal cells commonly found on the face, neck, trunk and extremities that have been exposed to sunlight. More often seen in those over 40, it starts as a pink ovid, raised lesion that changes to brown or tan over time and takes on a waxy or scaly surface

 

Local contraindication

Term
Skin tag
Definition

Benign skin growths most common in at middle or old age that tend to occur around body folds

 

No contraindication, though pressure may need to be adjusted due to sensitivity

Term
Birthmarks
Definition

Dense collection of melanocytes

 

No contraindications

Term
Hemangiomas
Definition

Vasular birthmarks in red or purple shades that may be slightly raised with a roughened surface

 

No contraindications

Term
Age spots
Definition

Flat brown to black patches of skin on older fair-skinned people usually found on sunlight exposed areas

 

No contraindications

Term
Freckles
Definition

Small tan to brown spots on sunlight-exposed skin, more often in children, as they tend to fade as one matures

 

No contraindications

Term
Melasma
Definition

Tan to brown spots, particularly on the nose, cheeks, chin and forehead of pregnant women or those taking oral contraceptives due to hormonal fluxuations

 

No contraindications

Term
Albinism
Definition

Congenital disorder caused by partial or toal lack of melanin

 

No contraindications

Term
Vitiligo (leukoderma)
Definition

Irregular patches of unpigmented skin that may appear milky white and tend to spread over time

 

No contraindications

Term
Macule and patch
Definition

Flat, cirular or irregular area that differs in color from the surrounding skin

 

A macule is 2 cm or less and a patch is 2 cm or more in diameter

Term
Papule and plaque
Definition

Elevated, firm, rough lesion with distinct borders

 

A papule is 1 cm or less and a plaque is 1 cm or more in diameter

Term
Wheal
Definition
Elevated, irregular shaped lesion caused by edema. Can be itchy and is transient
Term
Nodule and tumor
Definition

Elevated, firm lesion that is deeper than a papule

 

A nodule is 5 cm or less and a tumor is 5 cm or more in diameter

Term
Vesicle and bulla
Definition

Fluid-filled superficial elevated lesion

 

A vescicle is 1 cm or less and a bulla is 1 cm or more in diameter

Term
Pustule
Definition
Elevated vesicle filled with pus
Term
Cyst
Definition
Elevated, firm and encapsulated lesion, usually on dermis or subcutaneous layer filled with liquid or semi-solid material
Term
Telanguectasia
Definition
Fine, irregular red lines due to capillay dilation that are usually permanent
Term
Atrophy
Definition
Thinnin of the skin surface, it becomes translucent and papery
Term
Scale
Definition
Heaped-up keratinized cells that are flaky, thick or thin, dry or oily
Term
Lichenification
Definition
Rough, thickened and dry epidermis secondary to persistent rubbing or scratching
Term
Crust
Definition
A scab. Dried collection of blood, serum or pus
Term
Erosion
Definition
Shallow, moist cavity in epidermis, may follow rupture of a vesicle or bulla
Term
Excoriation
Definition
Crusted area caused by sctraching or picking at a primary lesion
Term
Ulcer or fissure
Definition

Concave lesion involving the loss of the epidermis and dermis

 

An ulcer is broad in shape and a fissure is linear

Term
Purpura (petechiae and ecchymoses)
Definition

Hemorrage in the skin, does not blanch when pressed

 

A petechiae is 1 cm or less and an ecchymoses is 1 cm or more in diameter

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