PEM Source

Your source for all things Pediatric Emergency Medicine

Are they petechiae?

Use a glass test tube or specimen tube to press on a rash to see if it blanches – remember, petechiae and purpura don’t blanch. You can also use a glass test tube as a mini-anoscope to blanch surrounding mucosa and assist in identifying anal fissures in infants. (Anal fissures are one of the many possible causes of GI bleeding in children – check out’s latest podcast on GI bleeding)





pemsou5_wp • October 18, 2016

Previous Post

Next Post

Leave a Reply

Your email address will not be published / Required fields are marked *