Multispectral imaging of hand eczema.

abstract：:Piroxicam (PXM) is a nonsteroidal anti-inflammatory drug which may induce a photosensitive eruption shortly after administration. We examined whether animals sensitized to thimerosal developed a photosensitivity to PXM. Male Hartley strain guinea pigs were sensitized to thimerosal, thiosalicylate and PXM separately. T...

journal_title：Contact dermatitis

authors： Kitamura K,Osawa J,Ikezawa Z,Nakajima H

更新日期：1991-07-01 00:00:00

abstract：:Guinea pigs were sensitized to dinitrochlorobenzene (DNCB) by the intracutaneous route and challenged epicutaneously on the flanks. The intensity of the allergic contact dermatitis was evaluated by inspection and palpation as well as by wet weight determination. With the purpose of diminishing tissue neuropeptides, an...

journal_title：Contact dermatitis

authors： Wallengren J,Ekman R,Möller H

更新日期：1991-01-01 00:00:00

abstract：:Tween 80 is an ethoxylated hydrophilic non-ionic surfactant, which is used for the preparation of oil-in-water emulsions in pharmaceutical products, cosmetics, and industrial detergents. Ethoxylated surfactants are polyethers and are thus easily oxidized by atmospheric oxygen to a variety of hydroperoxides, peroxides ...

journal_title：Contact dermatitis

authors： Bergh M,Magnusson K,Nilsson JL,Karlberg AT

更新日期：1997-07-01 00:00:00

abstract：BACKGROUND:The prevalence of body piercing and orthodontic treatment has increased during recent decades. Such changes in lifestyle may influence the occurrence of nickel allergy. OBJECTIVES:The aim of this study was to describe the prevalence of nickel allergy in a Swedish youth population. METHODS:In a cross-sectio...

journal_title：Contact dermatitis

authors： Fors R,Persson M,Bergström E,Stenlund H,Stymne B,Stenberg B

更新日期：2008-02-01 00:00:00

abstract：:The development of topical drug products requires testing for skin toxicology reactions. A variety of patch test systems are available with which chemicals are applied to skin. The purpose of this study was to determine the skin absorption of paraphenylenediamine (PPDA) from a variety of such systems. [14C]-PPDA (1% p...

journal_title：Contact dermatitis

authors： Kim HO,Wester RC,McMaster JA,Bucks DA,Maibach HI

更新日期：1987-09-01 00:00:00

abstract：:Sesquiterpene lactones (STL) of the sunflower, occurring in fragile multicellular capitate glandular hairs, have been shown to display a remarkable sensitizing capacity when investigated by experimental sensitization in guinea pigs. The strongest response was induced by the hemiketal form of 1-O-methyl-4,5-dihydronive...

journal_title：Contact dermatitis

authors： Hausen BM,Spring O

更新日期：1989-05-01 00:00:00

abstract：BACKGROUND:The evidence on the safety of topical preparations containing botanical extracts is limited. OBJECTIVES:To assess (i) the use of botanically derived compounds in a large population, (ii) the incidence of cutaneous side-effects, and (iii) the diagnostic usefulness of patch testing. METHODS:A questionnaire w...

journal_title：Contact dermatitis

authors： Corazza M,Borghi A,Gallo R,Schena D,Pigatto P,Lauriola MM,Guarneri F,Stingeni L,Vincenzi C,Foti C,Virgili A

更新日期：2014-02-01 00:00:00

abstract：:Surface-active agents (surfactants) are characterized by the possession of 2 different moieties, both polar and non-polar regions on the same molecule. Surfactants are broadly classified as anionic, cationic, amphoteric, or non-ionic, according to the nature of the hydrophile yielded in aqueous solution. In currently ...

journal_title：Contact dermatitis

authors： Effendy I,Maibach HI

更新日期：1995-10-01 00:00:00

abstract：:Methods for investigating contact eczematous patients and for measuring the sensitizing potential of various substances are well known and in general, sufficiently effective. This is not true for irritant dermatitis, or for possible (skin) irritant substances; moreover, cosmetics commonly do not contain acutely harmfu...

journal_title：Contact dermatitis

authors： Malten KE

更新日期：1975-01-01 00:00:00

abstract：:The low-molecular-weight phenols 2-methylol phenol (2-MP), 4-methylol phenol (4-MP), 2,4,6-trimethylol phenol (2,4,6-MP), 3-methylol phenol (3-MP), 2,4-dimethylol phenol (2,4-MP), and 2,6-dimethylol phenol (2,6-MP) are contact sensitizers in resins based on phenol and formaldehyde (P-F-R). Other chemically related low...

journal_title：Contact dermatitis

authors： Bruze M,Zimerson E

更新日期：1997-08-01 00:00:00

abstract：:Whilst patch testing with corticosteroids in ethanol is more sensitive than either petrolatum or the cream formulation, the frequency of false-negative reactions is not known. We have compared patch testing with corticosteroid at 1% in ethanol with intradermal (i.d.) tests using 1 mg corticosteroid suspended in normal...

journal_title：Contact dermatitis

authors： Seukeran DC,Wilkinson SM,Beck MH

更新日期：1997-03-01 00:00:00

abstract：:Sensitization rates are influenced by sex and age. Crude rates from different departments cannot be compared without taking into account these variables. However, the influence of sex and age has never been considered quantitatively. In 2 hypothetical populations with identical age-specific sensitizations rates, but d...

journal_title：Contact dermatitis

authors： Schnuch A

更新日期：1996-06-01 00:00:00

abstract：BACKGROUND:Red tattoos are prone to allergic reactions. The identity of the allergen(s) is mostly unknown. OBJECTIVES:Chemical analysis of human skin biopsies from chronic allergic reactions in red tattoos to identify culprit pigment(s) and metals. MATERIAL AND METHODS:One hundred four dermatome biopsies were analyze...

journal_title：Contact dermatitis

authors： Serup J,Hutton Carlsen K,Dommershausen N,Sepehri M,Hesse B,Seim C,Luch A,Schreiver I

更新日期：2020-02-01 00:00:00

abstract：:Cheilitis granulomatosa (CG) is a rare disorder of unknown origin, which is characterized clinically by painless, recurrent or persistent swelling of 1 or both lips. Betel quids, composed of betel nuts (seeds of the Areca catechu), slake lime, and Piper betel leaf/or Piper betel inflorescence, are widely used in Asia ...

journal_title：Contact dermatitis

authors： Chiu CS,Tsai YL

更新日期：2008-04-01 00:00:00

abstract：:Serious adverse skin reactions to permanent hair dyes and temporary black tattoos have been reported. As temporary tattoos have become fashionable among adolescents, the risk profile for p-phenylenediamine (PPD) sensitization of the population has changed simultaneously with an increasing use of hair dyes in this age ...

journal_title：Contact dermatitis

authors： Sosted H,Johansen JD,Andersen KE,Menné T

更新日期：2006-02-01 00:00:00

abstract：:Musk ambrette has become one of the commonest photosensitizers in many countries and is the cause of persistent light reactions in many patients. A simple method is presented for qualitative analysis for musk ambrette and other nitromusks in colognes using thin-layer chromatography with toluene as carrier solvent and ...

journal_title：Contact dermatitis

authors： Goh CL,Kwok SF

更新日期：1986-01-01 00:00:00

abstract：:According to some reports in the literature, the hormonal fluctuations which occur during the menstrual cycle may affect the clinical expression of contact allergy to a greater or lesser degree. In clinical practice, too, patient history often shows exacerbation of the contact dermatitis during the days immediately pr...

journal_title：Contact dermatitis

authors： Bonamonte D,Foti C,Antelmi AR,Biscozzi AM,Naro ED,Fanelli M,Loverro G,Angelini G

更新日期：2005-06-01 00:00:00

abstract：:In the first conundrum, permanent hair dyeing involves the use of aromatic amines such as p-phenylenediamine (PPD), whose oxidation is pivotal to the dyeing process, but also generates potent allergens. Despite prolonged efforts by industry to search for safer alternatives, hair dyeing is still reliant on this type of...

journal_title：Contact dermatitis

authors： Ferguson FJ,Pongpairoj K,Basketter DA,White IR,McFadden JP

更新日期：2019-04-01 00:00:00

abstract：:A patient is described with a pigmentary dermatitis of the face with histological features of a lichenoid reaction, which proved to be a photocontact dermatitis to musk ambrette. Photopatch tests produced a pigmented dermatitis that reflected the clinical and histological features of a lichenoid reaction, which occurr...

journal_title：Contact dermatitis

authors： Parodi G,Guarrera M,Rebora A

更新日期：1987-03-01 00:00:00

abstract：:A cohort of initially 111 office apprentices was prospectively followed for the duration of their training (2 and 3 years, respectively). The point prevalence of (slight) irritant or atopic hand eczema was 18.9% in the initial and 25.0% in the final examinations. Altogether, 37 cases of (slight) hand eczema were noted...

journal_title：Contact dermatitis

authors： Uter W,Pfahlberg A,Gefeller O,Schwanitz HJ

更新日期：1998-02-01 00:00:00

abstract：:Reactivity of white and hispanic skin after exposure to sodium lauryl sulphate (SLS) has been investigated. The tests were performed on the back as follows: untreated skin, skin pre-treated with short-term occlusion and delipidized skin. Irritant reactions were induced by applying 0.5% and 2.0% SLS via Finn chamber pa...

journal_title：Contact dermatitis

authors： Berardesca E,Maibach HI

更新日期：1988-08-01 00:00:00

abstract：:The frequencies of cosmetics intolerance and contact allergy to colophony were investigated among 116 singers and dancers and 16 make-up artists. Participants were interviewed, examined and patch tested with a standard series and materials from the opera house. Common skin lesions were found in 1/3 of participants and...

journal_title：Contact dermatitis

authors： Färm G,Karlberg AT,Lidén C

更新日期：1995-05-01 00:00:00

abstract：:Over a 10-year period, 230 patients with foot dermatitis were patch tested to a shoe series of allergens. About 54 (23%) had relevant allergic positive reactions to one or more allergens. The commonest relevant allergens groups were, in order, chromate, medicaments, rubber chemicals, dyes and cosmetic constituents, wi...

journal_title：Contact dermatitis

authors： Holden CR,Gawkrodger DJ

更新日期：2005-07-01 00:00:00

abstract：:118 consecutive patients were photopatch tested with 5J UVA and 10mJ UVB. In addition, day 7 readings were taken. Testing with UVB and performing late readings conferred no advantage. The current recommendations of the British Photodermatology Group regarding photopatch testing remain the most recent guide to photopat...

journal_title：Contact dermatitis

authors： Pollock B,Wilkinson SM

更新日期：2001-05-01 00:00:00

abstract：:A chemical operator handling dimethyl acetylenedicarboxylate (DMAD) developed delayed and pain-free burns on one of his feet 2 days after a supposed spillage of DMAD. The injuries were confirmed to be associated with DMAD by chemical analysis of the operator's safety boot and patch tests. DMAD easily penetrates some p...

journal_title：Contact dermatitis

authors： Slovak AJ,Payne AR

更新日期：1984-07-01 00:00:00

abstract：BACKGROUND:The preservative methyldibromo glutaronitrile (MDBGN) has been banned, first from stay-on, and later from rinse-off cosmetics, in the EU countries because of increasing rates of contact allergy. OBJECTIVES:To evaluate the frequency of contact allergy to MDBGN among patients patch tested by the Danish Contac...

journal_title：Contact dermatitis

authors： Johansen JD,Veien N,Laurberg G,Avnstorp C,Kaaber K,Andersen KE,Paulsen E,Sommerlund M,Thormann J,Nielsen NH,Vissing S,Kristensen O,Kristensen B,Agner T,Menné T

更新日期：2008-07-01 00:00:00

abstract：:Although cinnamon is known to cause dermatitis in bakers and confectioners, it has only rarely been reported as causing trouble in food or cosmetics. A newly-formulated 'spicy' toothpaste containing cinnamon as a flavouring agent was the cause of oral symptoms in eight patients referred to clinics in Buckinghamshire a...

journal_title：Contact dermatitis

authors： Magnusson B,Wilkinson DS

更新日期：1975-01-01 00:00:00

abstract：:Toys are a reflection of the compounds used frequently in manufacturing. Allergic contact dermatitis to potties, metal toys, and children's jewelry is well known, however, there is a broad range of skin risks in toys. With the objective to identify and publicize the associated risk of contact dermatitis in children's ...

journal_title：Contact dermatitis

authors： Fenner J,Hadi A,Yeh L,Silverberg N

更新日期：2020-05-01 00:00:00

abstract：BACKGROUND:The bark of the cinnamon tree is used as a spice; its flavour is from an essential oil containing mainly cinnamal. OBJECTIVE:To report new cases of occupational allergic contact dermatitis (ACD) from cinnamon and a novel case of airborne cinnamon contact allergy. METHODS:We examined the patient material of...

journal_title：Contact dermatitis

authors： Ackermann L,Aalto-Korte K,Jolanki R,Alanko K

更新日期：2009-02-01 00:00:00

abstract：:Our aim was to quantify and qualify the use of complementary medicine (CM) by patients referred to our contact dermatitis clinic in Leicester, UK. A face-to-face structured questionnaire study was made of 109 consecutive patients referred to the contact dermatitis clinic. 109 such questionnaires were completed. 21/109...

journal_title：Contact dermatitis

authors： Nicolaou N,Johnston GA

更新日期：2004-07-01 00:00:00