BACKGROUND Patch tests are considered safe but adverse reactions have been reported. OBSERVATIONS A case of acute generalized exanthematous pustulosis (AGEP) provoked by a patch test with acetaminophen is described. Of special interest are the negative patch test results obtained with the offending drug. The case is discussed against the background of the putative mechanisms of AGEP and the r...

BACKGROUND Isolated cases of allergic contact dermatitis, gingivitis and stomatitis caused by beryllium have been previously reported. We have been able to study a series of 12 patients with patch test reactions to beryllium chloride. OBJECTIVES The study was aimed at defining the clinical and patch testing characteristics in this group of patients, and determining whether some were delayed e...

BACKGROUND Allergic contact dermatitis from rubber chemicals is increasingly recognized. OBJECTIVE To review the results of patch testing with rubber allergens from January 1, 2000, through December 31, 2007. METHODS Patients who underwent patch testing with a specialized series of rubber allergens were identified. RESULTS In total, 773 patients (64.2% female; mean age, 48.6 years) were p...

BACKGROUND Colloidal oatmeal is a natural ingredient used in the formulation of a range of personal care products for relief of skin dryness and itchiness. It is also used as an adjunctive product in atopic dermatitis. The safety of personal care products used on vulnerable skin is of particular importance and the risk of developing further skin irritations and/or allergies should be minimized....