Pemphigus vulgaris, pemphigus foliaceous, bullous pemphigoid and dermatitis herpetiformis! Does it get any better than that? This video for medical students will go through the pathophysiology of each disease in loving detail so that you don't need to memorize the features... you'll understand them!
![](https://i.ytimg.com/vi/LtY8oYFGYi0/maxresdefault.jpg)