allergic contact dermatitis

al·ler·gic con·tact der·ma·ti·tis

a delayed type IV allergic reaction of the skin with varying degrees of erythema, edema, and vesiculation resulting from cutaneous contact with a specific allergen.

Synonym(s): contact allergy

Farlex Partner Medical Dictionary © Farlex 2012

allergic contact dermatitis

A condition caused by cell-mediated immunity due to contact with haptens (e.g., nickel, chromates, ursodiols) in poison ivy and poison oak, synthetic chemicals, drugs, cosmetics, jewelry, neomycin ointment, etc., which may affect any body part.

Clinical findings
Often intense pruritus; erythema; intercellular oedema; papulovesicles, which with continued exposure are followed by vesiculation, rupture and oozing dermatitis.
 
Modifying factors—host
Genetic predisposition, age, route of 1º sensitisation, concomitant disease (e.g., immunocompromised, as in AIDS).
 
Modifying factors—environment
Physicochemical modulation.

Diagnosis
Patch test.
 
Management
Topical steroids.

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

allergic contact dermatitis

Allergic dermatitis Dermatology A condition caused by cell-mediated immunity due to contact with haptens–eg, nickel, chromates, ursodiols in poison ivy and poison oak, synthetic chemicals, drugs, cosmetics, jewelry, neomycin ointment, etc, and may affect any body part Clinical Intense pruritus, erythema, intercellular edema, papulovesicles, which with continued exposure, are followed by vesiculation, rupture and oozing dermatitis Modifying factors–host Genetic predisposition, age, route of 1º sensitization, and concomitant disease–eg, immunocompromise as in AIDS Modifying factors–environment Physicochemical modulation. Diagnosis Patch test Management Topical corticosteroids. See Contact dermatitis, Patch test.

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

al·ler·gic con·tact der·ma·ti·tis

(ă-lĕr'jik kon'takt dĕr'mă-tī'tis)

A delayed type IV allergic reaction of the skin with varying degrees of erythema, edema, and vesiculation resulting from cutaneous contact with a specific allergen.
Synonym(s): contact allergy.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

al·ler·gic con·tact der·ma·ti·tis

(ă-lĕr'jik kon'takt dĕr'mă-tī'tis)

Delayed type IV allergic reaction of the skin with varying degrees of erythema, edema, and vesiculation resulting from cutaneous contact with a specific allergen.

Medical Dictionary for the Dental Professions © Farlex 2012