Like most people, Gillian Mazy wasn't excited about the prospect of having a chunk of skin on her face cut out and checked for cancer.

The time interval between initial drug eruption and patch testing was not reported. In a 1998 study conducted by Barbaud and colleagues, [17] 72 patients (mean age, 52 years) underwent patch ...

Dermatitis. 2007;18(2):63-77. Mayence and colleagues [23] also found a high frequency of positive patch-test reactions in a study of 11 patients (mean age, 51 years), most of whom had high drug ...

If you regularly read skin care stories, you’ve probably come across the often-touted advice to patch test new products before trying them. (It’s certainly a suggestion SELF has made more ...