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chapter 5C (98-107)
| Question | Answer |
|---|---|
| abscess | localized collection of pus at the site of an infection (characteristically a staphylococcal infection) |
| acne | inflammatory disease of the sebaceous glands and hair follicles of the skin with characteristic lesions that include blackheads inflammatory papules pustules nodules and cysts and are usually associated with seborrhea also called acne vulgaris |
| alopecia | partial or complete loss of hair resulting from normal aging and endocrine disorder, a drug reaction anticancer medication or a skin disease commonly called baldness |
| bowen disease | very early form of skin cancer which is easily curable and characterized by a red scaly patch on the skin also called squamous cell carcinoma in situ |
| cellulitis | diffuse (widespread) acute infection of the skin and subcutaneous tissue |
| chloasma | pigmentary skin discoloration usually occurring in yellowish-brown patches or spots |
| comedo | typical small skin lesion of acne vulgaris caused by accumulation of keratin bacteria and dried sebum plugging an excretory duct of the skin |
| decubitus ulcer | inflammation sore or skin deterioration caused by prolonged pressure from lying in one position that prevents blood flow to the tissues usually in elderly bedridden persons also known as pressure ulcer |
| ecchymosis | skin discoloration consisting of a large irregularly formed hemorrhagic area with colors changing from bluish black to greenish brown or yellow commonly called a bruise |
| eczema | chronic inflammatory skin condition that is characterized by erythema papules vesicles pustules scales crust and scabs and accompanied by intense itching (pruritus) also called a topic dermatitis |
| erythema | redness of the skin caused by swelling of the capillaries |
| eschar | dead matter that is sloughed off from the surface of the skin especially after a burn |
| impetigo | bacterial skin infection characterized by isolated pustules that become crusted and rupture |
| keratosis | thickened area of the epidermis or any horny growth on the skin such as a callus or wart |
| lentigo | small brown macules especially on the face and arms brought on by sun exposure usually in a middle-aged or older person |
| pallor | unnatural paleness or absence of color in the skin |
| pediculosis | infestation with lice transmitted by personal contact or common use of brushes combs or headgear |
| petechia | minute pinpoint hemorrhage under the skin |
| pruritus | intense itching |
| psoriasis | chronic skin disease characterized by itchy red patches covered by thick dry silvery scales and caused by excessive development of the basal layer of the epidermis |
| purpura | any of several bleeding disorders characterized by hemorrhage into the tissues, particularly beneath the skin of mucous membranes producing ecchymosis or petechiae |
| scabies | contagious skin disease transmitted by the itch mite commonly through sexual contact |
| tinea | fungal skin infection whose name commonly indicates the body part affect also called ringworm |
| urticaria | allergic reaction of the skin characterized by the eruption of pale red elevated patches called wheals or hives |
| verruca | epidermal growth caused by a virus also known as warts |
| vitiligo | localized loss of skin pigmentation characterized by milk-white patches |
| mohs | procedure that involves progressive removal and examination of layers of cancer containing skin until only cancer free tissue remains also called micrographic surgery |
| A- | asymmetry (two sides of pigmented mole do not match) |
| B- | border irregularity (borders of mole are not smooth) |
| C- | color (different colors in pigmented area) |
| D- | diameter (spot is larger than 6mm in diameter) |
| E- | evolving (the mole is changing in size or growing overtime) |
| allograft | transplantation of healthy tissue from one person to another person also called a homograft |
| autograft | transplantation of healthy tissue from one site to another site in the same individual |
| biopsy | representative tissue sample removed from a body site from microscopic examination |
| intradermal | skin test that identifies suspected allergens by subcutaneously injecting small amounts of extracts of the suspected allergens and observing the skin for subsequent reaction |
| debridement | removal of necrotized tissue from a wound by surgical excision enzymes or chemical agents |
| dermabrasion | rubbing (abrasion) using wire brushes or sandpaper to mechanically scrape away (abrade) the epidermis |
| cryosurgery | use of subfreezing temperature (commonly liquid nitrogen) to destroy or eliminate abnormal tissue such as tumors warts and unwanted cancerous or infected tissue |
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