CH5 definitions

  1. abscess
    localized collection of pus at the site of an infection
  2. acne
    inflammatory disease of the sebaceous gland and hair follicles of the skin with characteristic lesions that include blackheads, inflammatory papules, pustules, nodules, and cysts.
  3. alopecia
    partial or complete loss of hair resulting fom normal aging, an endocrine disorder, a drug reaction, anticancer medication, or a skin disease. (baldness)
  4. Bowen disease
    form of intraepidermal carcinoma (squamous cell) characterized by red-brown scaly or crusted lesions that resemble a patch of psoriasis or dermatitis
  5. cellulitis
    diffuse (widespread), acute infection of the skin and subcutaneous tissue
  6. chloasma
    pigmentary skin discoloration usually occuring in yellowish brown patches or spots
  7. comedo
    typical small skin lesion of acne vulgaris caused by accumulation of keratin, bacteria, and dried sebum plugging an excretory duct of the skin
  8. dermatomycosis
    infection of the skin caused by fungi
  9. ecchymosis (ek-i-MO-sis)
    skin discoloration consisting of a large, irregularly formed hemorrhagic area with colors changing from blue-black to greenish brown or yellow (called a bruise)
  10. eczema
    chronic skin inflammation characterized by erythema, papules, vesicles, pustules, scales, crusts, scabs, and possibly, itching.
  11. erythema
    redness of the skin caused by swelling of the capillaries
  12. eschar
    damaged tissue following a burn
  13. impetigo (im-pe-TI-go)
    bacterial skin infection characterized by isolated pustules that become crusted and rupture
  14. keratosis
    thickened area of the epidermis or any horny growth on the skin (callus or wart)
  15. lentigo
    small brown macules, esp on the face and arms, brought on by sun exposure, usually in a middle-aged or older person
  16. pallor
    unnatural paleness or absence of color in the skin
  17. pediculosis
    infestation with lice, transmitted by personal contact or common use of brushes, combs, or headgear
  18. petechia
    minute, pinpoint hemorrhage under the skin
  19. pressure ulcer
    skin ulceration caused by pronlonged pressure from lying in one position that prevents blood flow to the tissues
  20. pruritus
    intense itching
  21. psoriasis
    chronic skin disease characterized by circumscribed red patch covered by thick, dry, silvery, adherent scales caused by excessive development of the basal layer of the epidermis
  22. purpura
    any of several bleeding disorder characterized by hemorrhage into the tissues, particularly beneath the skin or mucous membranes, producing ecchymoses or petechiae
  23. scabies
    contagious skin disease transmitted by the itch mite, commonly through sexual contact
  24. tinea
    fungal skin infecton whose name commonly indicates the body part affected (tinea pedis= foot)
  25. urticaria
    allergic reaction of the skin characterized by the eruption of pale red, elevated patches (wheals or hives)
  26. verruca
    epidermal growth caused by a virus (warts). Types include plantar, juvenile, and venereal
  27. vitiligo
    localized loss of skin pigmentation characterized by milk-white patches
  28. skin test (ST)
    any test in which a suspected allergen or sensitizer is applied to or injected into the skin to determine the patients sensitivity to it
  29. chemical peel
    chemical removal of the outer layers of skin to treat acne scarring and general keratoses (chemabrasion)
  30. debridement
    removal of necrotized tissue from a wound by surgical excision, enzymes, or chemical agents
  31. dermabrasion
    rubbing (abrasion) using wire brushes or sandpaper to mechanically scape away (abrade) the epidermis
  32. fulguration
    tissue destruction by means of high-frequency electric current (electrodesiccation)
  33. cryosurgery
    use of subfreezing temperature (commonly liquid nitrogen) to destroy or eliminate abnormal tissue, such as wats, and unwanted, cancerous, or infected tissue
  34. skin graft
    process of cutting through a lesion such as an abscess and draining its contents
Card Set
CH5 definitions
Diagnostic, symptomatic, and related terms. diagnostic and therapeutic procedures