Sermo is an online physician-only forum where doctors ask other doctors for advice. It's where we post particularly thorny/difficult medical issues we encounter in our patients (no patient identifiers of course) and pick the brains of thousands of other doctors across many different specialties throughout the Unites States for assistance. For example, as an ENT, I can post a particularly unusual patient presentation that has me stumped... for example a weird rash on the face... and p…