Term
| : intense, widespread pruritus, intraepidermal burrows with gray or skin-colored ridges that is contracted through skin to skin contact. |
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Definition
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Term
| :“head lice”, infestation of scalp by head louse |
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Definition
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Term
| :“pubic lice”, infestation of hair-bearing regions, most commonly pubic area, but also hairy parts of chest, axillae, upper eye-lashes, mild to moderate pruritus |
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Definition
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Term
| :STI of the mucocutaneous surfaces of lower genitourinary tract, anorectum, and oropharyx, Clinically in males = purulent urethral discharge, Females = Asx. SX: urethral d/c, dysuria, vaginal d/c, deep pelvic/lumbar pain, copius purulent anal d/c, burning/stinging pain on defecation, tenesmus; blood in/on stool, mild sore throat |
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Definition
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Term
| Describe the findings of primary, secondary and tertiary syphilis. |
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Definition
Primary - painless chancre.
Secondary - Macules and papules, condylomata lata – soft, flat-topped, moist, red-to-pale papules, nodules, or plaques, generalized eruption on trunk, localized eruption on head, neck, palms, soles.
Tertiary - Gummas |
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Term
| :acute, STI characterized by painful ulcer at site of inoculation, usually on the external genitalia. |
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Definition
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Term
| :chronic, progressively destructive bacterial infection of genital region, ulceration and epitheliomatous hyperplasia, button-like papule or subQ nodule that ulcerates w/in a few days, ulcers are beefy-red with sharply defined edges. |
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Definition
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Term
:STI manifested by infrequent primary genital lesion, secondary lmphadenitis with bubo formation and/or proctitis, and late infrequent sequelae of fibrosis, edema, and fistula
Primary stage - Papule, shallow erosion or ulcer, grouped small erosions or ulcers, nonspecific urethritis, cordlike lymphangitis, bubonulus.
Secondary stage - Inguinal syndrome, Anogenitorectal syndrome, Esthiomene |
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Definition
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Term
| :“genital warts”, soft, skin-colored, fleshy warts occurring on anogenital or oral mucosa of skin, caused by human papillomavirus (HPV), Pinhead papules > cauliflower like masses |
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Definition
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Term
| :STI characterized by primary infection with grouped vesicles at site of inoculation and regional lymphadenopathy & course of recurring outbreaks of vesicles at the same site |
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Definition
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Term
| :small, circumscribed, acquired pigmented macules or papules |
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Definition
| Acquired melanocytic nevocellular nevi |
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Term
| :Macule or only slightly raised > 1.0 cm, Uniform tan, brown, dark brown, Round/oval w/smooth, regular borders; scattered; random, Trunk, upper extremities, face, lower extremities, palmer, or planter. (NEVI) |
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Definition
| Junctional melanocytic Nevi |
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Term
| :Combo of junction and dermal NCN (nevocellular nevi), Usually darkly pigmented, Can be papules or nodules, round/dome-shaped, smooth; often assoc w/bristle-like hairs, Face, scalp, trunk, extremities. (NEVI) |
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Definition
| Compound Melanocytic nevocellular nevi |
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Term
| :papule or nodule; skin-colored/tan/brown often w/telangiectasia, Round/dome-shaped, Face and neck (sometimes on trunk and extremitites). (NEVI) |
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Definition
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Term
| :nevus encircled by a halo of leukoderma or depigmentation, Nevus is centrally located, Oval or irregular; scattered, Trunk |
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Definition
| Halo nevomelanocytic nevus |
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Term
| :Acquired benign, firm, dark-blue to gray-to-black, sharply defined papule or nodule < 10 mm, Localized proliferation of melanin-producing dermal melanocytes, Dorsum of hands/feet |
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Definition
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Term
| :Small round or oval lesion < 5 mm, Brown or black; occurs anywhere, Can occur as single lesion; in darker ppl – nail bed > linear streaks, or on lip (lower lip esp) = pigmented labial macule, Single or many lesions |
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Definition
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Term
| :Lumbosacral area mainly (but also on scalp or anywhere on skin), Congenital gray-blue (usually a single lesion); disappears in early childhood, 99-100% occur in infants of Asiatic and American Indian origin (sometimes in black, rarely in white), No melanomas occur in these lesions |
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Definition
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Term
| :Asian populations esp (also in East Indians, blacks, rarely whites), Mottled, dusky admixture of blue and brown hyperpigmentation of skin, Esp. on skin and mucosa membranes innervated by 1st & 2nd branch of CNV, Malignant melanoma can occur, but rare |
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Definition
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Term
| :Irregularly shaped, red or violaceous, macular, vascular malformation of dermal blood vessels ; present at birth; never disappears spontaneously, 85% unilateral; mostly on face, but can occur anywhere |
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Definition
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Term
| :Dark blue to violaceous, asx, soft papule, Results from dilated venule, Occurs on face, lips, ears in pt > 50, Lesions are few in #, last for years |
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Definition
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Term
| :Formed by cystic enclosure of epithelium w/in dermis, becomes filled with keratin & lipid-rich debris, Rupture common; painful inflammatory mass; young to middle-aged adults; on face, neck, upper trunk, scrotum, Usually solitary, but may be multiple, Contents = cream-colored w/pasty consistency/odor of rancid cheese |
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Definition
| Epidermoid cyst. Synonyms: sebaceous cyst, infundibular cyst, epidermal cyst |
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Term
| :smooth, firm, dome-shaped nodules to tumors (lacks central punctum), 90% occur on scalp, cyst wall thick; contains keratin, very dense, pink, homogenous; often calcified |
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Definition
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Term
| :Pseudocyst occurring over distal interphalangeal joint and base of nail of finger or toe, Assoc w/ Heberden’s (osteophytic) node, Filled w/clear, gelatinous, viscous fluid, Assoc w/nail plate dystrophy = 1-2 cm groove extending to length of nail, Older pts ~ 60 y/o, Usually solitary cyst, rubbery, translucent |
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Definition
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Term
| :Most common of benign epithelial tumors, Hereditary, appear around 30 y/o, Rarely pruritic; tender if infected, Starts as macule > “stuck on” appearance (like plaque) > surface appears “warty” w/multiple plugged follicles or “horn cysts”, Brown, gray, black, skin colored; round/oval; scattered; isolated or generalized, On face, trunk, upper extremities |
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Definition
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Term
| :Occurs as isolated nodule, usually on face, Presents as dome-shaped nodule w/central keratinous crater, Skin-colored or slightly red, tan/brown; firm; 2.5 cm, Appear on exposed skin; cheeks, nose, ears, hands (dorsa) |
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Definition
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Term
| :Button-like dermal nodule, usually occurs on lower extremities (calves), 3-10 mm; dome shaped; may be dull, shiny, or scaling; top may be crusted or scarred; borders ill-defined, variable in color = skin color, pink, brown, tan, dark brown; darker at center, fading to normal skin color at margin, “Dimple sign” |
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Definition
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Term
| :Soft, skin colored, tan, or brown, round or oval, pedunculated papilloma, Usually constricted at base; from 1 -10 mm, Middle aged & elderly, Asx, but may become tender w/trauma, Intertriginous areas (axilla, groin), also on neck, face, eyelids, Larger more numerous over time, esp during pregnancy |
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Definition
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Term
| :Single or multiple, benign, subQ tumor composed of fat cells, Soft, rounded, or lobulated, movable , Small > 6 cm, Esp on neck and trunk, also on extremities |
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Definition
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Term
| :“white in the mouth”, sharply defined, white, macular or slightly raised area; CANNOT be rubbed off, Premalignant lesion caused by smoking, alcohol, irritation from dentures/jagged tooth |
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Definition
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Term
| :Skin changes resulting from exposure to ionizing radiation, Acute: temporary erythema > blistering/ulceration, Chronic: scars and hypopigmentation, atrophy of epidermis and dermis |
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Definition
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Term
| :Most common type of skin cancer, Limited capacity to metastasize, Papule or nodule, translucent or “pearly” ulcer w/rolled border, Pink or red w/characteristic fine telangiectasia , Depressed center = “umbilicated”, Variants: sclerosing, superficial, and pigmented |
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Definition
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Term
| :AKA: Solar keratosis, Precursor to SCC, Due to sun exposed, solar damage |
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Definition
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Term
| :Malignant tumor of epithelial keratinocytes (skin and mucous membrane), Classification: Precancerous intraepithelial lesions, in situ SCC, Bowen’s disease and erythroplasia of queyrat = types of in situ SCC, Slowly enlarging erythematous plaque w/sharp border & little infiltration, Slight scaling, some crusting, When lesion occurs in uncircumcised men (on glans penis, coronal sulcus, inner surface of prepuce), or rarely on vulva = erthroplasia of queyrat |
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Definition
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Term
| :Acquired, circumscribed, pigmented lesions that represent disordered proliferations of variably atypical melanocytes, Asx; appear later in childhood |
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Definition
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Term
| :Pigmented lesions of the skin usually present at birth, Very small > very large, benign, Plaque with or w/o coarse terminal hairs; sharply demarcated/regular or irregular borders, Light or dark brown; oval or round |
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Definition
| Congenital nevomelanocytic nevus |
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Term
| :irregular borders, w/”geographic” shape w/inlets & peninsulas. Sharply defined, 3-20 cm or larger; uniformly flat, macule, o Older persons; sun exposed areas, Focal popular and nodular areas |
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Definition
| Lentigo maligna/lentigo maligna melanoma |
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Term
| :Most frequently on upper back, Flattened papule > plaque > 1/more nodules, Dark brown, black, with admixture of pink, gray, and blue-gray hues; 8-12 mm (average); asymmetrical, oval w/irregular borders w/one or more indentations; sharply defined |
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Definition
| Superficial spreading melanoma |
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Term
| :Occurs largely in middle life in persons w/white skin on less commonly exposed areas, Presents as thick plaque or nodule, “Blueberry-like” nodule or ulcerated or “thick”, dark blue, black, or “thundercloud” gray; 1-3 cm; oval or round; smooth, not irregular borders |
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Definition
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Term
| :Hairlike filiform papillae become increased in length/thickness, Usually pigmented “black” related to overgrowth of pigment-forming bacteria |
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Definition
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Term
| :Common, benign, asx disorder; changes in dorsum of tongue, Numerous linear “valleys”, Synonym: “scrotal” tongue |
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Definition
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Term
| :Present as reddish-white areas of tongue (most pts have fissured tongue), Sharply demarcated areas with white rim and depapillation of tongue surface, Irregular, “geographic,” map-like |
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Definition
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Term
| :Painful mucosal ulcerations, Characterized by pain & sharply marginated gray-based red-rimmed ulcers |
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Definition
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Term
| :Painless, translucent, blister-like swelling of the mucous membrane; easily ruptured, drains a clear fluid and then refills, found in areas of the mouth where salivary glands are exposed to trauma |
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Definition
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Term
| :Circumscribed mass of dense submucosal connective tissue, sessile or pedunculated; pink to pink-red; firm to hard submucosal nodule |
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Definition
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Term
| :Loss of hair in round or oval areas w/o any visible inflammation of the skin in hair-bearing areas; most common presenting site = scalp |
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Definition
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Term
| :loss of all scalp hair and eyebrows |
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Definition
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Term
| :end stage of alopecia areata; complete loss of body hair |
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Definition
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Term
| :Common progressive balding, occurs through combined effect of genetic predisposition & action of androgen on hair follicles of scalp, Bitemporal recession > frontal and/or vertex thinning > loss of all hair, Gradually thinning hair or baldness |
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Definition
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Term
| :Thinning of hair, May also affect nails > Beau’s lines = transverse lines or grooves on fingernail and toenail plate |
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Definition
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Term
| :Damage or destruction of hair follicles by inflammatory or other pathologic processes, and healing occurs with scarring, Scarring, atrophy, complete loss of hair follicles |
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Definition
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Term
:o Infection of upper portion of hair follicle
:follicular papule, pustule, erosion, crust at follicular infundibulum, May cause sycosis = papulopustular inflammation of hair follicles, esp beard, Papule or pustule surrounded by erythematous halo |
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Definition
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Term
| :Excessive hair growth in androgen dependent hair patterns (face, chest, areolae, linea alba, lower back, buttocks, inner thighs, external genitalia) 2nd to increased androgenic activity |
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Definition
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Term
| :Excessive hair growth in areas that are not androgen sensitive, Hair may be > 10 cm in nonscalp areas; involve entire body except palms/soles, Fine, downy hair covers large areas of the body |
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Definition
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Term
| Most common tumor affecting the nails? |
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Definition
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Term
| :Acute, delayed, transient inflammatory response of skin following exposure to ultraviolet radiation, Erythema, may present w/vesicles and bullae, edema, tenderness, pain, Sx: Asx > pruritis > pain > tenderness |
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Definition
| Acute sun damage (sunburn) |
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Term
| :Repeated solar injuries over many years, Wrinkled, leathery, “prematurely aged”, “looks old but is young.” Telangiectasia, purpura, and easy bruising. |
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Definition
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Term
| :1-3 cm brown macule resulting from proliferation of melanocytes due to chronic exposure to sunlight, Light yellow, light brown, or dark brown (not uniform color), Round, oval, slightly irregular borders |
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Definition
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Term
| :single/multiple, discrete, dry, rough, adherent scaly lesions occurring in sun-exposed skin |
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Definition
| Solar keratosis AKA Actinic keratosis |
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Term
| :Inflammation of skin caused by contact w/certain plants during, and subsequent to, exposure to sunlight, Marked pruritis, Erythema, vesicles, bullae, Dark hyperpigmentation in bizarre streaks |
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Definition
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Term
| What are the 3 patterns of Phototoxic drug-induced photosensitivity? |
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Definition
3 patterns:
Immediate erythema and urticaria.
Delayed sunburn-type pattern.
Delayed melanin hyperpigmentation. |
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Term
| :Most common of photodermatoses, Describes a group of photodermatoses characterized by delayed abnormal reactions to UV radiation, manifested by varied lesions, Average age = 23; females, Pruritus & paresthesia, Papules & papulovesicules = most common lesions (plaques or urticarial plaques = less common), Lesions are pink to red |
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Definition
| Polymorphous light eruption |
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Term
| :Complaints of “fragile skin”, vesicles, bullae, esp on dorsa of hands following minor trauma |
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Definition
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Term
| :Bullous autoimmune dz of skin and mucous membranes; often fatal unless treated w/immunosuppressive drugs, 40-60 y/o, starts in oral mucosa > acute eruption of bullae; painful tender mout lesions prevent adequate food intake, other sx: epistaxis, hoarseness, dysphagia, Nikolsky’s sign: pressure on bulla leads to lateral extension of blister |
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Definition
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Term
| :Autoimmune disorder presenting as chronic bullous eruption mostly in pts > 60 y/o, Prodromal eruption (urticaria) > bullae, Erosions, erythematous, urticarial-type lesions; bullae, large, tense, firm-topped |
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Definition
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