_____ is a skin disorder characterized by abnormal light patches.

Psoriasis is a chronic autoimmune condition that causes the rapid buildup of your skin cells. This buildup of cells causes scaling on your skin’s surface. Inflammation and redness around the...

Abstract. Pigmentation, defined as the placement of pigment in skin, hair, and eyes for coloration, is distinctive because the location, amount, and type of pigmentation provides a visual manifestation of genetic heterogeneity in pathways regulating the pigment-producing cells, melanocytes. The scope of this genetic heterogeneity in humans ...Chronic actinic dermatitis refers to a number of related disorders, including persistent light reactivity, actinic reticuloid, photosensitive eczema, and photosensitivity dermatitis. The progression from one of these disorders to CAD is characterized by transition from a photoallergic contact dermatitis to a persistent photosensitivity.seborrheic dermatitis: a common skin disease that causes an itchy rash with flaky scales. It causes redness on light skin and light patches on darker skin. It's also called dandruff, cradle cap, seborrhea, seborrheic eczema, and seborrheic psoriasis. Rosacea: a common skin condition that causes redness and visible blood vessels in your face.what is a skin disorder characterized by light abnormal patches, caused by a burn or congenital disease that destroy the pigment producing cells? mole a small brownish spot or blemish on the skin, ranging in color from pale tan to brown or bluish black is a ______?seborrheic dermatitis: a common skin disease that causes an itchy rash with flaky scales. It causes redness on light skin and light patches on darker skin. It's also called dandruff, cradle cap, seborrhea, seborrheic eczema, and seborrheic psoriasis. Rosacea: a common skin condition that causes redness and visible blood vessels in your face.Vitiligo is a skin disorder characterized by abnormal light patches. Vitiligo is a chronic autoimmune condition that affects the pigmentation of the skin. It occurs when the melanocytes, the cells responsible for producing the pigment melanin, are destroyed or cease to function properly.Dark spots on the skin can be a cause of concern for many individuals. Whether they are caused by acne scarring, sun damage, or hormonal changes, these pigmented patches can affect...Biology. Biology questions and answers. Dyskeratosis congenita (DKC) is a rare genetic disorder characterized by abnormal fingernails and skin pigmentation, the formation of white patches on the tongue and cheek, and progressive failure of the bone marrow. An autosomal dominant form of DKC results from mutations in the gene that encodes the RNA ...

the congenital absence of pigmentation in the eyes and skin and hair ... common skin disease by contact with acid,alkali or soap. anaerobic. does not use oxygen. anhidrosis. Deficiency in perspiration, often a result of fever or certain skin diseases. basal cell carcinoma. Most common and least severe type of skin cancer; often characterized by ...Skin disorder characterized by light, abnormal patches (hypopigmentation); caused by a burn, scar, inflammation, or congenital disease that destroys the pigment-producing cells. 7. Also known as cicatrix; a lightly raised mark on the skin formed after an injury or lesion of the skin has healed. 8. Abnormal growth of the skin. 9.A noncontagious skin disease characterized by red patches covered with silver-white scales found on the scalp elbows, knees, chest and lower back is _____. conjunctivitis. acne. ... _____ is a skin disorder characterized by abnormal light patches. Squamous Cell Carcinoma. Comedo. Macule. Leukoderma. 32 of 45.Psoriasis is a clinical diagnosis, and a skin biopsy is usually not necessary for classic presentations of the disease. The characteristic lesions are sharply demarcated, scaly, erythematous plaques. The plaques may be pruritic and/or painful. They can be ovoid, round, or irregular in morphology and are often symmetrically distributed.2. Lentigo: A flat pigmented area similar to freckle; small, yellow-browned spots. Lentigo are multiple pigmented lesions. 3. Ephelids: aka freckles, are tiny round or oval pigmented areas of skin on areas exposed to the sun. Also refered to as macules, they are small flat colored spots on the skin. 4. A skin disease characterized by red patches, covered with white-silver scales usually found on the scalp elbows, knees, chest, and lower back is: Definition. Psoriasis. Term. An inflammatory, painful itching disease of the skin, acute or chronic in nature, presenting many forms of dry or moist lesions is known as:

Aquí nos gustaría mostrarte una descripción, pero el sitio web que estás mirando no lo permite.Hyperpigmentation can also occur in melasma, freckles, lentigines, and café-au-lait spots (flat, brown spots), as well as in abnormal skin growths such as moles and melanoma. People who have a disorder called acanthosis nigricans develop darkened and thickened skin in the underarms, on the nape of the neck, and in skinfolds.Common skin diseases include eczema, psoriasis, acne, moles, fungal infections, and more. Symptoms can be similar between conditions, but the treatment will vary. Eva Szombat/Getty Images. Skin ...An abnormal cell mass varying in size, shape, and color is a ____. ... Dark brown patches on the skin that may appear on even in texture jagged or raised may be a warning sign of? A. Basal cell carcinoma B ... Squamous cell carcinoma. What type of skin cancer is often characterized by scaly red papules or nodules? A. Basal cell carcinoma B ...Have you noticed patches of your skin that have turned white or lost pigment? Do these areas of your skin seem to be getting bigger over time? If so, you may have vitiligo. Other m...A noncontagious skin disease characterized by red patches covered with silver-white scales found on the scalp elbows, knees, chest and lower back is _____. milia _____ are keratin-filled cysts that are usually associated with newborns and are commonly found around the eyes, cheeks, and forehead.

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Vitiligo is an autoimmune condition in which the pigment forming cells known as melanocytes are injured, resulting in white patches. The condition tends to progress and may even become universal ... skin disorder that is characterized by light patches, abnormal patches, can be caused by a burn, scar, inflammation, or congenital disease that destroys the pigment-producing cells. Macule Flat spot or discoloration on the skin, such as a freckle or a red spot left after a pimple has healed. Study with Quizlet and memorize flashcards containing terms like Inflammation of the sebaceous glands characterized by redness, dry or oily scaling, crusting, and/or itchiness is called _____., Congenital hypopigmentation, or absence of melanin pigment of the body, including the skin, hair, and eyes is called _____., A(n) _____ is an itchy, swollen lesion that can be caused by a number of ...seborrheic dermatitis: a common skin disease that causes an itchy rash with flaky scales. It causes redness on light skin and light patches on darker skin. It's also called dandruff, cradle cap, seborrhea, seborrheic eczema, and seborrheic psoriasis. Rosacea: a common skin condition that causes redness and visible blood vessels in your face.An eruptive skin infection caused by contact with irritating substance such as chemicals or tints. Eczema. Inflammatory, painful itching disease of the skin, acute or chronic in nature, presenting many forms of dry or moist lesions. Excoriation. Skin sore or abrasion produced by scratching or scraping.hair flowing in the same direction, resulting from follicles sloping in the same direction known as _____. Hypertruchosis. The condition of abnormal hair growth of terminal hair is referred to as _____. Emollients. Dry hair and scalp should be treated with products that contain moisturizers and ______. Malessezia.

a. brownish spots ranging in color from tan to bluish-black. b. subcutaneous tumors filled with sebum. c. infection with ringed, red pattern with elevated ridges. d. flat, nonpalpable changes in skin color such as maculae or patches. d. flat, nonpalpable changes in skin color such as maculae or patches.Psoriasis is an autoimmune condition that causes inflammation in your skin. Symptoms of psoriasis include thick areas of discolored skin covered with scales. These thick, scaly areas are called …Cough-variant asthma differs from other types of this respiratory disorder. It’s characterized by a dry & nonproductive cough that lasts more than four weeks in children and more t...The fibrous protein that gives its flexibility and helps skin regain its shape after being expanded is _____. A. keratin B. protein C. collagen D. elastin. D. An open lesion of the skin or mucous membrane, accompanied by pus and characterized by loss of skin depth, is a(n) _____. ... _____ is a skin disorder characterized by abnormal light ... Dermatitis Venenata. 13. Q. A condition characterized by increased pigmentation on the skin, in spots that are not elevated is known as ___. A. Chloasma. 14. Q. A skin disorder characterized by light abnormal patches and is caused by a burn or congenital disease that destroys the pigment-producing cells is called __. Acquired hypertrichosis may have several origins. When hair growth is everywhere or in random patches, possible causes include: porphyria cutanea tarda, a condition in which your skin is ...why study SKIN DISORDERS ANO DISEASES? 1. Skin care specialists are in high demand in many salons and spas and earn excellent salaries. True False . 2. List the reasons acosmetologist should study and have a thorough understanding of skin disorders and diseases. a) b) c) Identify Disorders and Diseases of the Skin 3. A physician who specializes ...Study with Quizlet and memorize flashcards containing terms like _____ is a skin disorder characterized by abnormal light patches., Cracks in the skin that penetrate the dermis layer, such as chapped hands or lips, are _____., A hair follicle filled with keratin and sebum forms a _____. and more.seborrheic dermatitis: a common skin disease that causes an itchy rash with flaky scales. It causes redness on light skin and light patches on darker skin. It's also called dandruff, cradle cap, seborrhea, seborrheic eczema, and seborrheic psoriasis. Rosacea: a common skin condition that causes redness and visible blood vessels in your face.Melanin is designed to help protect the skin from the sun's UV radiation. Leukoderma Skin disorder characterized by light abnormal patches Albinism Absence of pigment in the skin, hair, and eyes Vitiligo Pigmentation disease characterized by white patches on the skin from lack of pigment cells; sunlight makes it worse.Some skin diseases are minor. Others cause severe symptoms. Some of the most common skin diseases include: Acne, blocked skin follicles that lead to oil, bacteria and dead skin buildup in your pores. Alopecia areata, losing your hair in small patches. Atopic dermatitis (eczema), dry, itchy skin that leads to swelling, cracking or scaliness.

Abnormal pigmentation is a common symptom accompanying aging skin. The association between skin aging and skin pigmentation abnormalities can be attributed to certain inherited disorders characterized by premature aging and abnormal pigmentation in the skin and some therapeutic modalities effective for both.

What type of skin cancer is often characterized by scaly red papules or nodules? A. Basal cell carcinoma B. Malignant melanoma C. Brown patches D. Squamous cell carcinomaChronic actinic dermatitis (CAD) is a photosensitivity disorder in which outbreaks of eczematous rashes develop most often on exposed skin. Patients suffering from the disorder often suffer form papules, or inflamed bumps, and plaques, which are scaly, raised patches of skin. These rashes often itch and are appear red in color.Which of these is an uncomfortable, and often chronic, disease of the skin, characterized by inflammation, scaling, and sometimes sever itching? Stain A _________ is an abnormal brown or wine-colored skin discoloration with a circular and irregular shapeHyperpigmentation can also occur in melasma, freckles, lentigines, and café-au-lait spots (flat, brown spots), as well as in abnormal skin growths such as moles and melanoma. People who have a disorder called acanthosis nigricans develop darkened and thickened skin in the underarms, on the nape of the neck, and in skinfolds.2. Lentigo: A flat pigmented area similar to freckle; small, yellow-browned spots. Lentigo are multiple pigmented lesions. 3. Ephelids: aka freckles, are tiny round or oval pigmented areas of skin on areas exposed to the sun. Also refered to as macules, they are small flat colored spots on the skin. 4.May 22, 2023 · Vitiligo is a skin disorder characterized by abnormal light patches. Vitiligo is a chronic autoimmune condition that affects the pigmentation of the skin. It occurs when the melanocytes, the cells responsible for producing the pigment melanin, are destroyed or cease to function properly. _____ is a skin disorder characterized by abnormal light patches. leukoderma _____ refers to an abnormal brown or wine-colored skin discoloration with a circular or irregular shape.

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blackhead; dilated hair follicle filled with bacteria; primary lesion in acne. Contact Dermatitis. Inflammation of the skin. Cyanosis. abnormal condition signaled by bluish discoloration of tissue. Study with Quizlet and memorize flashcards containing terms like Abscess, Acne, Albinism and more.Dark, brown patches on the skin that may appear uneven in texture, jagged, or raised may be a warning sign of: malignant melanoma. ... _____ is a skin disorder characterized by abnormal light patches. leukoderma. excessive sweating caused by heat or general body weakness is _____.dermatitis. Inflammatory condition of the skin. dyschromias. Abnormal colorations of the skin that accompany many skin disorders and systemic disorders. eczema. An inflammortory, uncomfortable, and often chronic desease of the skin, characterized by moderate to sever inflammation, scaling, and sometimes severe itching.Dec 5, 2022 · A skin disorder characterized by light abnormal patches caused by a burn is called post-inflammatory hypopigmentation. The skin disorder can occur on any part of the body that has been burned, but is most common on the face, neck, and hands. rosacea, which is characterized by small, pus-filled bumps on the face. psoriasis, which causes scaly, itchy, and dry plaques. vitiligo, which results in large, …Skin disorder characterized by light, abnormal patches; congenital, acquired, post -inflammatory or other causes that destroy pigment-producting cells. Vitiligo and albinism are leukodermas MaculeAnhidrosis. Term. Condition of dry, scaly skin due to a deficiency or absence of sebum that is caused by old age and by exposure to cold. Definition. Asteatosis. Term. Most common and least severe type of skin cancer; often characterized by light or pearly nodules. Definition. Basal Cell Carcinoma.A rheumatoid factor (RF) level higher than 60 units per milliliter of blood can signify the presence of rheumatoid arthritis or Sjögren’s syndrome, according to MedlinePlus. Rheuma...Hypopigmentation and vitiligo are skin conditions characterized by patches of skin that are lighter than the rest of the body. They occur when specialized skin cells ( …Skin disorder characterized by light, abnormal patches; caused by a burn, scar, inflammation, or congenital disease that ... but most dangerous, form of skin cancer; characterized by black or dark brown patches on the skin that may appear uneven in texture, jagged, or raised. Milia. Benign, keratin-filled cysts that appear just under the ...a (n) ___ is an itchy, swollen lesion that can be caused by a number of factors and usually resolves by itself. a) ulcer. b) sebaceous cyst. c) wheal. d) tubercle. c) wheal. lesions of … ….

Some skin disorders are characterized by color changes. Vitiligo, for example, appears as depigmented areas of the skin due to abnormal melanin ... commonly known as moles. Sun exposure also causes actinic keratosis, a premalignant lesion of rough, red skin patches. UV radiation also causes skin cancer. Basal cell carcinoma, which is the ...Dark, brown patches on the skin that may appear uneven in texture, jagged, or raised may be a warning sign of: malignant melanoma. ... _____ is a skin disorder characterized by abnormal light patches. leukoderma. excessive sweating caused by heat or general body weakness is _____.a. brownish spots ranging in color from tan to bluish-black. b. subcutaneous tumors filled with sebum. c. infection with ringed, red pattern with elevated ridges. d. flat, nonpalpable changes in skin color such as maculae or patches. d. flat, nonpalpable changes in skin color such as maculae or patches. Leukoderma: a skin disorder characterized by light, abnormal patches (hypopigmentation); it is caused by a burn, scar, inflammation, or congenital disease that destroys the pigment-producing cells (ie. vitiligo and albinism) Nevus: aka birthmark; is a small or large malformation of the skin due to abnormal pigmentation or dilated capillaries ... Hypohidrotic ectodermal dysplasia is one of more than 100 types of ectodermal dysplasia. Starting before birth, these disorders result in the abnormal development of ectodermal tissues, particularly the skin, hair, nails, teeth, and sweat glands. Most people with hypohidrotic ectodermal dysplasia have a reduced ability to sweat (hypohidrosis ...a (n) ___ is an itchy, swollen lesion that can be caused by a number of factors and usually resolves by itself. a) ulcer. b) sebaceous cyst. c) wheal. d) tubercle. c) wheal. lesions of the skin characterized by piles of material or a depression on the skin surface are: a) secondary skin lesions. b) primary skin lesions.Study with Quizlet and memorize flashcards containing terms like Inflammation of the sebaceous glands characterized by redness, dry or oily scaling, crusting, and/or itchiness is called _____., Congenital hypopigmentation, or absence of melanin pigment of the body, including the skin, hair, and eyes is called _____., A(n) _____ is an itchy, swollen lesion that can be caused by a number of ...The medical term for itching; persistant itching. Pruitis. An itchy skin disease characterized by red patches covered with white-silver scales; caused by an over-proliferation of skin cells that replicate too fast. It is usually found in patches on the scalp, elbows, knees, chest, and lower back. Psoriasis.An eruptive skin infection caused by contact with irritating substance such as chemicals or tints. Eczema. Inflammatory, painful itching disease of the skin, acute or chronic in nature, presenting many forms of dry or moist lesions. Excoriation. Skin sore or abrasion produced by scratching or scraping.In alopecia areata , typically round, irregular patches of hair are suddenly lost. More extensive loss of scalp and body hair can also occur. This disorder is believed to be caused by a malfunction of the body's immune system that causes the body to attack its own tissues (called an autoimmune reaction). _____ is a skin disorder characterized by abnormal light patches., Chloasma: a common skin condition among pregnant women. It usually presents as dark, brownish patches of skin, mostly on the forehead, nose, upper lip, and cheeks. Lentigines: or liver spots, are benign lesions that occur on the sun-exposed areas of the body. The backs of hands and face are common areas., •Leukoderma is a skin disorder characterized by light, abnormal patches. •Lentigines is the technical term for freckles - small yellow-colored to sunlight and air. •Nevus, also known as birthmark, is a small or large malformation of the skin due to abnormal pigmentation or dilated capillaries., A skin pigmentation disorder is a condition that affects the color of the skin. Some common types of skin pigmentation disorders include albinism, melasma, vitiligo, and pigment changes from skin damage. The pigment melanin gives skin its color. It is made by specialized skin cells called melanocytes. When melanocytes become damaged, skin color ..., Study with Quizlet and memorize flashcards containing terms like What term is used to describe any mark, wound, or abnormality? A. lesion B. papule C. cyst D. skin tag, What is leukoderma? A. flat, hair spots on the skin B. light patches caused by destroyed pigment-producing cells C. brown or wine-coloured discolouration D. thick scar resulting from excessive fibrous tissue, What is the term ..., An eruptive skin infection caused by contact with irritating substance such as chemicals or tints. Eczema. Inflammatory, painful itching disease of the skin, acute or chronic in nature, presenting many forms of dry or moist lesions. Excoriation. Skin sore or abrasion produced by scratching or scraping., Hyperpigmentation is darkening of the skin, most often caused by an abnormally high amount of the skin pigment melanin. When exposed to sunlight, specialized skin cells called melanocytes (see Overview of Skin Pigment ) produce increased amounts of the pigment melanin, causing the skin to darken, or tan. In some fair-skinned people, certain ..., why study SKIN DISORDERS ANO DISEASES? 1. Skin care specialists are in high demand in many salons and spas and earn excellent salaries. True False . 2. List the reasons acosmetologist should study and have a thorough understanding of skin disorders and diseases. a) b) c) Identify Disorders and Diseases of the Skin 3. A physician who specializes ..., Macule. Flat spot or discoloration on the skin, such as a freckle or a red spot left after a pimple has healed. Tumor. An abnormal mass varying in size, shape, and color. Cyst. Closed, abnormally developed sac that contains fluid, pus, semifluid, or morbid matter above or below the skin. Scale., An abnormal cell mass varying in size, shape, and color is a: tumor. A closed, abnormally developed sac, containing fluid, semifluid, or morbid matter above or below the. skin is a. cyst. An accumulation of epidermal flakes, dry or greasy, is known as a: scale. A skin sore or abrasion produced by scratching or scraping is known as a: , An abnormal cell mass varying in size, shape, and color is a: tumor. A closed, abnormally developed sac, containing fluid, semifluid, or morbid matter above or below the. skin is a. cyst. An accumulation of epidermal flakes, dry or greasy, is known as a: scale. A skin sore or abrasion produced by scratching or scraping is known as a:, Skin disorder characterized by light, abnormal patches; congenital, acquired, post-inflammatory, or other causes that destroy pigment-producing cells. Vitiligo and albinism are leukodermas. ... Skin disease characterized by red patches covered with white-silver scales. It is caused by an overproliferation of skin cells that replicate too fast., The fibrous protein that gives its flexibility and helps skin regain its shape after being expanded is _____. A. keratin B. protein C. collagen D. elastin. D. An open lesion of the skin or mucous membrane, accompanied by pus and characterized by loss of skin depth, ... _____ is a skin disorder characterized by abnormal light patches. A. Rosacea ..., Skin disorder characterized by light, abnormal patches; congenital, acquired, post -inflammatory or other causes that destroy pigment-producting cells. Vitiligo and albinism are leukodermas Macule, leukoderma. skin disorder that is characterized by light patches (hypopigmentation); caused by a burn, scar, inflammation, or congenital disease that destroys the pigment-producing cells. nevus. Also known as birthmark; small or large malformation of the skin due to abnormal pigmentation or dilated capillaries. stain., A noncontagious skin disease characterized by red patches covered with a silver-white scales found on the scalp elbows, knees, chest and lower back: Albinism: Congenital hypopigmentation, or absence of melanin pigment of the body, including the skin, hair, and eyes. Leukoderma : A skin disorder characterized by abnormal light patches. Stain, Skin disease characterized by red patches covered with silver-white scales and is usually found on the scalp, elbows, knees, chest, and lower back. ... A skin disorder characterized by light abnormal patches; it is caused by a burn or congenital disease that destroys the pugment-producing cells. Leukoderma., blackhead; dilated hair follicle filled with bacteria; primary lesion in acne. Contact Dermatitis. Inflammation of the skin. Cyanosis. abnormal condition signaled by bluish discoloration of tissue. Study with Quizlet and memorize flashcards containing terms like Abscess, Acne, Albinism and more., Signs and symptoms of vitiligo include: Patches of skin or mucous membranes that lose color. These can appear white or lighter than your natural skin tone. Patches of hair on your body turn silver, gray or white. Symptoms can be mild and only affect a small area of your body or severe and affect a large area of your skin., Skin condition characterized by light abnormal patches; caused by a burn or congenital disease that destroys the pigment-producing cells: Definition. Leukoderma: ... Skin disease characterized by red patches, covered with silver-white scales usually found on the scalp, elbows, knees, chest, and lower back, but rarely on the face:, Ch. 8 Skin Disorders and Diseases. 63 terms. autumnmonk. Preview. Secondary Lesions. 8 terms ... An abnormal cell mass varying in size, shape, and color. ... Macuel. A small discolored spot or patch on the surface of the skin (such as a freckle). Children at the age of _ should not be exposed to the sun. 6 months. Excoriation. A skin sore or ..., Psoriasis is a skin condition characterized most commonly by the appearance of dry, thickened skin patches. This chronic condition is not contagious, meaning it can’t be transmitte..., Psoriasis is a chronic skin condition characterized by itchy patches of red to silvery scales that are caused by an increase in skin cell turnover. Rosacea. This condition may cause skin flushing ..., Skin Disorders. 17 terms. kalipenachio12. Preview. Rheum Treatments. 24 terms. el_beazley219. ... _____ is a skin disorder characterized by abnormal light patches ... , Light abnormal patches caused by a burn or congenital disease that destroys the pigment-producing cells. Vitiligo and albinism are leucodermis . page 188, Define: macule . a flat spot or discoloration on the skin, such as a freckle. macules are neither raised or sunken ... A skin disease characterized by red patches covered with white silver ..., Study with Quizlet and memorize flashcards containing terms like ________ is characterized by light abnormal patches., Sores that do not heal or unexpected skin bleeding may be symptoms of ________., What body system controls the activity of sweat glands? and more. , Patches of skin that's darker or lighter than the surrounding area. This complication after the rash has healed is called post-inflammatory hyperpigmentation or …, An open lesion of the skin or mucous membrane, accompanies by pus and characterized by loss of skin depth, is a (n): a) lentigo. b) wheal. c) ulcer. d) scar. Inflammation of the sebaceous glands characterized by red, flaky, skin in the scalp and hairline is: a) sebhorreic dermatitis. b) impetigo. c) scale dermatitis., Definition. a skin disorder characterized by chronic inflammationf the sebaceous glands from retained secretions, and bacteria known as Propionibacterium acne. Term. Albinism. Definition. Congential luekoderma, or absence of melanin pigment of the body, including the skin,hair, and eyes. Term. Anhidrosis., Chronic actinic dermatitis refers to a number of related disorders, including persistent light reactivity, actinic reticuloid, photosensitive eczema, and photosensitivity dermatitis. The progression from one of these disorders to CAD is characterized by transition from a photoallergic contact dermatitis to a persistent photosensitivity., Psoriasis is a chronic, recurring disease that causes one or more raised, red patches that have silvery scales and a distinct border between the patch and normal skin. A problem with the immune system may play a role, and some people are genetically predisposed to psoriasis. Characteristic scales or red patches can appear anywhere on the body ..., Hypopigmentation and vitiligo cause light patches of skin. The key difference is that hypopigmentation is associated with health conditions and injuries that may cause skin discoloration in spots or patches. In contrast, vitiligo is an autoimmune disorder that destroys melanocyte cells in your body that give your skin color, causing white ..., This autoimmune disease is characterized by changes in the texture and appearance of the skin due to increased collagen production. ... is a rare birth defect that causes light patches of skin to ..., An eruptive skin infection caused by contact with irritating substance such as chemicals or tints. Eczema. Inflammatory, painful itching disease of the skin, acute or chronic in nature, presenting many forms of dry or moist lesions. Excoriation. Skin sore or abrasion produced by scratching or scraping.