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| A scraping or rubbing away of the mucous membrane as a result of friction to the area. |
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| A localized collection of pus in any part of the body. |
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| An incividual with a marked deficiency of pigment in the eyes, hair, and skin. |
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| Partial or complete loss of hair. |
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| The surgical removal of a part of the body or a limb or a part of a limb; performed to treat recurrent infections or gangrene of a limb. |
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| An inflammation, or ulcer in the skin over a bony prominence of the body, resulting from a loss of blood supply and oxygen to the area due to prolonged pressure on the body part |
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| An open comedo, caused by accumulation of keratin and sebum within the opening of a hair follicle. |
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| A bluish-black discoloration of an area of the skin or mucous membrane caused by an escape of blood into the tissues as a result of an injury to the area. |
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| A modified sweat gland that lubricates the skin of the ear canal with a yellowish-brown waxy substances called cerumen or eary wax. |
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| A condition of a bluish discoloration of the skin. |
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| Removal of debris, foreign objects, and damaged or necrotic tissue from a wound in order to prevent infection and to promote healing. |
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| Inflammation of the skin. |
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| A physician who specializes in the treatment of diseases and disorders of the skin. |
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| The layer of skin immediately beneath the epidermis; the corium. |
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| A bluish-black discoloration of an area of the skin or mucous membrane caused by an escape of blood into the tissues as a result of injury to the area; also known as a ruise or a black-and-blue mark. |
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| The outermost layer of the skin. |
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| Redness of the skin due to capillary dilation. Example: nervous blushing or a mild sunburn. |
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| An abnormal increase in the number of red blood cells; polycythemia vera. |
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| Same as Erythema. Redness of the skin due to capillary dilation. |
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| Peeling or sloughing off of tissue cells, as in peeling of the skin after severe sunburn. |
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| Gangrene (Diabetes, Frostbite) |
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Definition
| Death of tissue, most often involving the extremities. Usually the result of ischemia (loss of blood supply to an area), bacterial invasion, and subsequent putrefaction (decaying) of the tissue. |
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| A benign (nonmalignant) tumor that consists of a mass of blood vessels and has a reddish-purple color. |
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| Excessive body hair in an adult male distribution pattern, occurring in women. |
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| The body system composed of the skin, hair, nails, sweat glands, and sebaceous glands. |
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| A hard, fibrous protein that is found in the epidermis, hair, nails, enamel of the teeth, and the horns of animals. |
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| An agent used to break down or loosen horny (hardened) layer of the skin. |
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| Soft, very fine hair that covers the body of the developing fetus; this hairy coating is almost completely gone by birth. |
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| Any visible damage to the tissues of the skin, such as a wound, sore, rash, or boil. |
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| A black or dark pigment, produced by melanocytes within the epidermis, that contributes color to the skin and helps to filter yltraviolet light. |
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| Cells responsible for producing melanin. |
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| One of the many small glands located in the hair and surrounding skin. |
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| Any fungal infection of the nails. |
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| The habit of biting the nails. |
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| Small, pinpoint hemorrhages of the skin. |
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| A group of bleeding disorders characterized by bleeding into the skin and mucous membranes; small, pinpoint hemorrhages are known as petechia and larger hemorrhagic areas are known as eccymoses or bruises. |
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| A cyst filled with a cheesy material composed of sebum and epithelial debris that has formed in the duct of a sebaceous gland. |
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| An oil gland located in the dermis; its secretions provide oil to the hair and surrounding skin. |
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| The oily secretions of the sebaceous glands. |
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| Linear tears in the dermis which result from overstretching from rapid growth. |
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| The clear, watery fluid produced by the sweat glands; also known as perspiration. |
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| One of the tiny structures within the dermis that produces sweat, which carries waste products to the surface of the skin for excretions; (sudoriferous gland) |
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Definition
| A circumscribed, open sore or lesion of the skin that is accompanied by inflammation. |
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| A skin disorder characterized by nonpigmented white patches of skin of varying sizes that are surrounded by skin with normal pigmentation. |
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| Hard, horny; also refers to cornea of the eye. |
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| Hard; also refers to sclera of the eye. |
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| A small, thin-walled, skin lesion containing clear fluid; a vesicle. |
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| A closed sac or pouch in or within the skin that contains fluid, semifluid, or solid material. |
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| An abnormal passageway between two tubular organs (such as the rectum and vagina, etc.); or from an organ to the body surfaces. |
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| A localized pus-producing infection orginating deep in a hair follicle, characterized by pain, redness, and swelling; also known as a boil. |
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| Circumscribed, slightly elevated lesion of the skin that is paler in the center than its surrounding edges. |
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| A tear in the skin; a torn, jagged wound. |
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| A small, flat discoloration of the skin that is neither raised nor depressed. Ex: bruises, freckles, and the rashes of measles and roseola. |
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| A small, circumscribed sqelling protruding above the skin; a small node. |
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| A small, solid, circumscribed elevation on the skin. Ex: pimple, wart, mole. |
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| A small, stalklike growth that protrudes upward or outward from a mucous membrane surface, resembling a mushroom stalk. |
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| A small elevation of the skin filled with pus; a small abscess on the skin. |
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Definition
| A circumscribed, open sore or lesion of the skin that is accompanied by inflammation. |
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Definition
| A small, thin-walled, skin lesion containing clear fluid; a blister. |
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Definition
| A circumscribed, slightly elevated lesion of the skin that is paler in the center than its surroudning edges; hives. Ex: mosquito bite. |
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Definition
| A common inflammatory disorder seen on the face, chest, back, and neck, and which appears as papules, pustules, and comedos; commonly known as acne. |
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Definition
| Tissue injury produced by flame, heat, chemicals, radiation, electricity, and gases. Burn degree is classified according to the depth of injury. |
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Term
| First Degree or Superficial Burn |
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Definition
| 1.Produces redness and swelling of the epidermis. 2. Painful. 3. Heal spontaneously with peeling in about 3 to 6 days and produce no scar. |
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Term
| Second Degree or Partial-Thickness Burn |
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Definition
| 1. Exhibit blistering pink to red color and some swelling. 2. Involve Epidermis and upper layer of the dermis. 3. very sensitive and painful. 4. Heal in approx. 2 weeks without a scar if no wound infection of trauma occurs during the healing process. |
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Term
| Third Degree or Full-Thickness Burn |
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Definition
| 1. Cause tissue damage according to the duration and temp of the heat source. 2. involve massive necrosis of the epidermis and entire dermis. 3. Appear brown, black, tan, white, , or deep cherry red. 4. Produce pain accordin to the amount of nerve tissue involved. 5. Will take a long time to heal and will likely require debridement and grafting. |
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Definition
| A common, usually painless thickening of the epidermis at sites of external pressure or friction. |
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Definition
| The most common malignant tumor of the epithelial tissue, occurring most often on the areas of the skin that are exposed to the sun. |
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