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Nat. Review chpt. 24
Diseases of the integumentary system
| Question | Answer |
|---|---|
| Skin lesion | General term for any abnormality of the skin |
| Macule | Flat, reddened patch of skin |
| Papule | Raised, reddened bump on the skin |
| Vesicle | Blister-like growth containing clear, serous fluid |
| Blister | Bubble of fluid below the skin |
| Pustule | Small blister filled with pus |
| Dermatosis | Any skin disorder, particularly when absent of inflammation |
| Dermatitis | Acute or chronic inflammation of the skin from any cause |
| Pruritus | Itching |
| Neoplasms | Tumors |
| Tumor | Abnormal tissue that grows more rapidly then normal |
| Hyperplasia | Excessive formation of normal cells resulting in an abnormal number of cells |
| Metastasis | Spread of a tumor from its site of origin to distant sites |
| Benign tumors | Nonspreading, localized, usually grow more slowly |
| Osteoma | Benign bone tumor |
| Lipoma | Benign fatty tumor |
| Nevus | Birthmark or mole |
| Papilloma | Benign growth on the skin or mucous membrane |
| Myoma | Benign muscle tumor |
| Angioma | Benign blood vessel tumor |
| Adenoma | Benign tumor of the glands |
| Chondroma | Benign cartilaginous tumor |
| Lymphoma | Lymph tissue tumor (can be benign or malignant) |
| Malignant tumors | Able to metastasize |
| Cancer | Malignant tumors |
| Mutation | Change or alteration in the genetic code |
| Sarcoma | Malignant tumor arising in tissue other then epithelial tissue |
| Carcinoma | Malignant tumor of epithelial tissue |
| Melanoma | Malignant tumor involving melanocytes of the skin, represents 2% of skin cancers, greater then 50% mortality rate, may start out as nevus that enlarges, changes color, ulcerates, and bleeds easily, metastasizes very quickly |
| Basal cell carcinoma | Malignant tumor caused by development of neoplastic cells in the basal layers of skin, accounts form 60% of skin cancer, appears as a bump, enlarges, crusts, breaks open, hardly ever metastasizes |
| Squamous cell carcinoma | Malignant tumor caused by development of neoplastic cells in superficial layers of skin, 35% of skin cancers, appears firm red karatinized tumor on surface of skin, can metastasize to underlying layers of skin |
| First-degree burn | Affects epidermis, redness of skin usually followed by shedding |
| Second-degree burn | Affects epidermis and dermis, redness and blistering, can leave scars |
| Third-degree burn | Affects all layers of skin and frequently some underlying tissue, open wounds with black charring and white patches of necrotic tissue, leaves scars |
| Sebum | Oil |
| Herpes simplex | Fever blisters |
| Herpes zoster | Shingles |
| Verrucae | Warts |
| Pediculosis | "Crabs" |
| Tinea pedis | Athlete's foot |
| Tinea cruris | Jock itch |
| Atopic eczema | Atopic dermatitis |
| Progressive systemic sclerosis | Scleroderma |
| Urticaria | Hives |
| Decubitus ulcers | Bedsores |
| Sarcoptes scabiei | Itch mite |
| Tinea corporis | Ringworm |
| Tinea corporis is often used to refer to | A general fungal infection of the skin |
| Herpes simplex 1 is often associated with the ___ half of the body | Upper |
| Herpes simplex 2 is often affects the | Urinary and genital region |
| Contraindications/indications for burns | Check with client's dr., avoid area if painful |