Background Diagnosing anaphylaxis is often straightforward but can be challenging if the presentation is atypical. In patients with atypical symptoms suspected to be due to an acute allergic reaction, s-tryptase can give additional diagnostic information. ...

INTRODUCTION: In Iceland, wilderness search and rescue services are provided by volunteer members of the Icelandic association for search and rescue (ICE-SAR). The rescue teams respond to about 1200 calls every year, with a significant proportion of ...