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Topic: Contact dermatitis


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In the News (Fri 5 Dec 08)

  
  HON Allergy Glossary Dermatitis
Dermatitis is an inflammation of the upper layers of the skin causing rash, blisters, scabbing, redness and swelling.
Contact dermatitis is most often seen around the hands or areas that touched or were exposed to the irritant/ allergen.
Contact dermatitis of the feet also exists but differs in that it is due to the warm, moist conditions in the shoes and socks.
www.hon.ch /Library/Theme/Allergy/Glossary/dermatitis.html   (435 words)

  
 MedlinePlus Medical Encyclopedia: Contact dermatitis
Contact dermatitis is an inflammation of the skin caused by direct contact with an irritating substance.
Contact dermatitis is an inflammation of the skin caused by direct contact with an irritating or allergy-causing substance (irritant or allergen) vary in the same individual over time.
Contact dermatitis may involve a reaction to a substance that the person is exposed to or uses repeatedly.
www.nlm.nih.gov /medlineplus/ency/article/000869.htm   (855 words)

  
 Contact Dermatitis
Contact dermatitis is the least common of all the types of “allergic” skin conditions.
Contact dermatitis may cause itchy red skin over the parts of the body that have been exposed to the irritant.
For example, pets with a suspected contact dermatitis may be placed in a restricted area such as a kennel until the symptoms subside, and subsequently re-exposed to each substance suspected of causing the dermatitis.
www.shilohgtf.com /Contact_Dermatitis.htm   (623 words)

  
 Contact Dermatitis in Cats - PetPlace.com
Contact dermatitis is an uncommon skin disease of dogs and cats caused by contact with plants (especially plants of the wandering Jew family), medications, and various chemicals.
Contact dermatitis is not as common in animals as in people because the skin is protected by their hair coat.
Diagnosis of contact dermatitis is made by observing resolution of clinical signs after withdrawal of the presumed offending substance and relapse of clinical signs with re-exposure.
www.petplace.com /cats/contact-dermatitis-in-cats/page1.aspx   (897 words)

  
 Contact Dermatitis Information on Healthline
Contact dermatitis may be either an acute or chronic skin disorder.
In irritant contact dermatitis, the rash is usually limited to the area that was exposed to the substance, whereas in allergic contact dermatitis, the rash often spreads beyond the area directly exposed to the allergen.
Contact dermatitis is a common complaint in people of all ages, in part because of the large number of potential irritants and allergens in the contemporary environment.
www.healthline.com /galecontent/contact-dermatitis-2   (1049 words)

  
 eMedicine - Contact Dermatitis : Article by Mark A Crowe, MD   (Site not responding. Last check: 2007-10-17)
In photoallergic photo contact dermatitis, the primary symptom is of pruritus; this occurs on sun-exposed areas of the body with direct exposure of skin to a photosensitizing agent, and symptoms range from sunburns to eczematous dermatitis or hyperpigmentation.
Irritant contact dermatitis is a direct local cytotoxic effect of an irritant on the cells of the epidermis, with a subsequent inflammatory response in the dermis.
Contact dermatitis of the hands generally is of mixed origin, caused by alternating or simultaneous exposure to allergens and irritants.
www.emedicine.com /ped/topic2569.htm   (9538 words)

  
 Contact Dermatitis
Contact dermatitis is a skin inflammation that occurs when the skin touches a substance that is an irritant or triggers an allergic reaction.
Irritant contact dermatitis (ICD) is most often caused by detergents, certain types of metals, soaps, strong chemicals, and solvents that, either immediately or after repeated exposure, irritate the skin.
Contact dermatitis is diagnosed according to a pattern of symptoms.
www.hmc.psu.edu /healthinfo/c/contactdermatitis.htm   (559 words)

  
 FDA Consumer: Contact Dermatitis: Solutions to Rash Mysteries (May 1990)
When dermatitis occurs on the left side of a man's face and neck--the side exposed to the sun while driving a car--photosensitization caused by aftershave lotion fragrances should be suspected.
Dermatitis may be caused by topical (externally applied) medications, such as anesthetics containing benzocaine, dibucaine and other chemicals that end in "caine," topical antibiotics such as neomycin and streptomycin, topical antihistamines such as diphenhydramine and promethazine, and topical mercury compounds such as mercurochrome and merthiolate.
Contact dermatitis caused by clothing is usually due to formaldehyde released by chemicals in the finishing of fabrics, and sometimes to the dyes.
vm.cfsan.fda.gov /~dms/fdacderm.html   (2669 words)

  
 Contact dermatitis
Contact dermatitis is inflammation of the skin that results from contact of an external substance with the skin.
Two features are key to differentiating contact dermatitis from other causes of an eczematous rash and to determine the offending substances: the timing of onset or exacerbations and the part of the body that is affected.
Improvement of dermatitis during weekends or holidays is in favour of an occupational origin for the offending substance.
www.netdoctor.co.uk /diseases/facts/contactdermatitis.htm   (1772 words)

  
 Allergy & Asthma Disease Management Center: Ask the Expert: Contact Dermatitis
Results: Clinically diagnosed dermatitis was found among 214 workers (35.8%) and contact allergy to materials used in the workplace was found in 66 workers (10.9% of the total population and 20.3% of those who underwent patch testing).
Contact dermatitis and adverse oral mucous membrane reactions related to the use of dental prostheses.
The contact dermatitis problem you describe is not rare in those whose occupation deals with heavy exposure to cut flowers/plants such as chrysanthemums.
www.aaaai.org /aadmc/ate/contactdermatitis.html   (5938 words)

  
 Dermatitis - Contact Dermatitis - DermatologyChannel
Contact dermatitis is an eczema-like skin reaction that is produced by exposure to an irritating substance such as detergents, soaps, certain plants, and solvents.
Irritant contact dermatitis is caused by substances that are harsh to the skin.
Acute eruptions of allergic contact dermatitis are characterized by redness, swelling, and blistering of the exposed areas.
www.dermatologychannel.net /dermatitis/contact.shtml   (675 words)

  
 Allergy & Asthma - Contact Dermatitis
Contact dermatitis is a physiological reaction that occurs after skin comes in contact with certain substances.
Contact dermatitis caused by an irritant that is not allergic occurs from direct contact with the irritant.
Allergic contact dermatitis is a delayed response that triggers an immune response to an irritant.
uuhsc.utah.edu /healthinfo/adult/allergy/contderm.htm   (396 words)

  
 Contact dermatitis - Wikipedia, the free encyclopedia
Contact dermatitis is an eczematous reaction due to an external agent.
Contact dermatitis is unlike Contact Urticaria, in which a rash that appears within minutes of exposure will fade away within minutes to hours.
Since contact dermatitis relies on an irritant or an allergen to initiate the reaction, it is important for the victim to identify the responsible agent and avoid it.
en.wikipedia.org /wiki/Contact_dermatitis   (1806 words)

  
 Allergic Contact Dermatitis
Allergic contact dermatitis is caused by your body's reaction to something that directly contacts the skin.
Although some chemicals are both irritants and allergens, allergic contact dermatitis results from brief contact with substances that don't usually provoke a reaction in most people.
Allergic contact dermatitis can be difficult to distinguish from other rashes, especially after it been present for a while.
www.aocd.org /skin/dermatologic_diseases/allergic_contact_d.html   (1089 words)

  
 Contact Dermatitis
Contact dermatitis was localized on the hands in 94% of women and in 84% of men.
Methods: Patients referred to members of the North American Contact Dermatitis Group for evaluation of potential ACD were invited to participate in the study, which involved the placement of 2 patch tests (a 0.1% aqueous dilution of a granular laundry detergent and a 0.1% aqueous dilution of a liquid laundry detergent).
Relevant allergic contact dermatitis was found in 151 of 203 patients (74.%): 46 (23.%) had protein contact dermatitis, but only 7% had protein contact dermatitis without concurrent allergic contact dermatitis.
www.thedoctorsdoctor.com /diseases/contact_dermatitis.htm   (6333 words)

  
 CONTACT DERMATITIS
A generalised symmetrical dermatitis can occur in association with localised contact dermatitis as a consequence of a hypersensitive skin state induced by the ongoing chronic antigen stimulation.
Irritant contact dermatitis is a clinical diagnosis and patch testing is not required.
This is central to controlling contact dermatitis and repetition may be necessary before adequate understanding and co-operation is achieved.
www.allergysa.org /contact_dermatitis.htm   (1612 words)

  
 Irritant contact dermatitis. DermNet NZ
Irritant contact dermatitis occurs when chemicals or physical agents damage the surface of the skin faster than the skin is able to repair the damage.
Irritant contact dermatitis may affect anyone, given sufficient exposure to irritants, but those with atopic dermatitis are particularly susceptible.
Contact with mild irritants such as water and soap or detergent may over a period of weeks cause dryness, itching and cracking of the skin.
dermnetnz.org /dermatitis/contact-irritant.html   (771 words)

  
 Contact Dermatitis
Contact dermatitis is the body's reaction that occurs when skin comes in contact with certain substances.
In allergic reactions, when the skin comes in contact with an allergenic substance, the reaction may not be immediate, but may start after several days and last a week or longer.
Adults are affected by allergic contact dermatitis more than young children or the elderly.
www.umm.edu /allergies/contderm.htm   (450 words)

  
 Allergic contact dermatitis, contact allergy. DermNet NZ
Allergic contact dermatitis is an itchy skin condition caused by an allergic reaction to material in contact with the skin.
Contact dermatitis should be distinguished from contact urticaria, in which a rash appears within minutes of exposure and fades away within minutes to hours.
Allergic contact dermatitis is also distinct from irritant contact dermatitis, in which a similar skin condition is caused by excessive contact with irritants.
www.dermnetnz.org /dermatitis/contact-allergy.html   (852 words)

  
 Contact Dermatitis - skin reaction health information
Contact dermatitis is a skin reaction that occurs after you have been exposed to a substance that either irritates your skin or triggers an allergic response.
If your skin condition is caused by contact with an irritating or harsh substance, you have primary irritant contact dermatitis.
However, the best treatment for contact dermatitis is to avoid the substance causing the reaction until your lesions heal and the culprit can be identified.
www.mckinley.uiuc.edu /Handouts/contact_dermatitis.html   (877 words)

  
 Contact Dermatitis
Contact Dermatitis is an inflammation (reddening) of the skin.
The dermatitis may also be caused by contact with plants, such as poison ivy, poison oak, and ragweed.
Symptoms of contact dermatitis are itching, burning and redness of the skin.
healthlink.mcw.edu /article/923881387.html   (244 words)

  
 eMedicine - Dermatitis, Contact : Article by John A Michael, MD, FRCPC, FAAEM   (Site not responding. Last check: 2007-10-17)
Contact dermatitis can cause discomfort and embarrassment and is the most common skin condition among workers' compensation claims.
Pathophysiology: The main pathologic feature of contact dermatitis is intercellular edema of the epidermis, which may result in intraepidermal vesicle and bullae formation in acute cases and papules, scaling, and lichenification in chronic cases.
Hand dermatitis affects 2% of the population at a given time, and 20% of females are affected at least once in their lifetime.
www.emedicine.com /EMERG/topic131.htm   (2338 words)

  
 ThirdAge: Contact Dermatitis
Contact dermatitis is inflammation of the outer layers of the skin caused by contact with a particular substance.
Contact dermatitis is usually caused by either an irritant or an allergen.
If contact with the substance occurred all over the body, such as with a body lotion, the rash may be large.
www.thirdage.com /healthgate/files/11934.html   (553 words)

  
 Contact dermatitis Information on Healthline
Dermatitis - contact; Allergic dermatitis; Dermatitis - allergic; Poison ivy; Poison oak; Poison sumac
Irritant dermatitis, the most common type of contact dermatitis, involves inflammation resulting from contact with acids, alkaline materials such as soaps and
Although there may be no initial reaction, repeated use (for example, nail polish remover, preservatives in contact lens solutions, or repeated contact with metals in earring posts and the metal backs of watches) can cause eventual sensitization and reaction to the product.
www.healthline.com /adamcontent/contact-dermatitis   (668 words)

  
 Allergic Contact Dermatitis - Overview, Causes & Treatment - podiatrychannel
Allergic contact dermatitis is a condition that occurs when the skin comes into contact with a substance that produces a reaction.
Common causes for allergic contact dermatitis of the foot and ankle are exposure to poison ivy, poison oak, or poison sumac, and exposure to dyes used in shoes and sneakers.
Treatment for allergic contact dermatitis usually involves using a topical corticosteroid cream and/or an oral antihistamine.
www.podiatrychannel.com /allergiccontactdermatitis   (371 words)

  
 Dermik: Dermatitis and Eczema: Contact Dermatitis   (Site not responding. Last check: 2007-10-17)
Contact dermatitis is an inflammatory response by the skin to an outside irritant or allergen.
Substances that cause contact dermatitis are commonly found in household items, clothing, cosmetics, metals, and plants.
Irritant Contact Dermatitis (ICD) is the result of a substance causing a toxic injury to the skin.
www.dermik.com /treat/dermatitis/ContactDermatitis.jsp   (222 words)

  
 Urushiol-induced contact dermatitis - Wikipedia, the free encyclopedia
The American Academy of Dermatology estimates that there are up to 50 million cases of urushiol-induced dermatitis annually in the United States alone, accounting for 10% of all lost-time injuries in the United States Forest Service.
Urushiol-induced contact dermatitis is contracted by contact with a plant or any other object containing urushiol oil.
The result is an allergic eczematous contact dermatitis characterized by redness, swelling, papules, vesicles, blisters, and streaking.
en.wikipedia.org /wiki/Urushiol-induced_contact_dermatitis   (771 words)

  
 Contact Dermatitis: Environmental and Occupational Dermatitis - Journal Information
Contact Dermatitis is designed primarily as a journal for clinicians who are interested in various aspects of environmental dermatitis.
This includes both allergic and irritant (toxic) types of contact dermatitis, occupational (industrial) dermatitis and consumers' dermatitis from such products as cosmetics and toiletries.
Papers are invited on clinical observations, diagnosis and methods of investigation of patients, therapeutic measures, organisation and legislation relating to the control of occupational and consumers' contact dermatitis, preventive measures and educational advice.
www.blackwellpublishing.com /journal.asp?ref=0105-1873   (203 words)

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