Random Medical Fact #1: Dermatitis Herpetiformis

I have a little break before my next rotation (hand surgery), so I am trying to accomplish a few different things. I have a couple of research projects in the works, and I'm also studying for the USMLE Step 2 exam, which I'm going to schedule in the winter. I'm trying to get everything done early so that by this time next year, I will be coasting, and spending as much time with the kids as possible before I start residency. I'm also thinking about taking Step 3 early (is that even possible?) just to have one less thing to worry about when I am an intern.

I thought I'd occasionally write about some random facts I've learned during my studies. Today I read a bit about dermatitis herpetiformis, something that sounds familiar but I have no idea how to diagnose. It's an autoimmune vesicobullous disorder that presents as intensely pruritic papules, vesicles, or wheals (medical speak for itchy spots). The skin has IgA deposits along the dermoepidermal junction, and usually occurs on extensor surfaces of the elbows and knees, as well as the face and neck. The one factoid I didn't know was that there is an association with gluten-sensitive enteropathy (celiac disease). So you should suspect it and remember to ask about diarrhea and weight loss. Treatment is with dapsone or sulfapyridine, as well as a gluten-free diet.

I don't know how much stuff I overlooked in my preclinical years, or how much I have forgotten, but all of that sounded pretty new to me when I read it. In any case, for my med school friends, maybe it'll stick in your head now too!
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