Add Yahoo as a preferred source to see more of our stories on Google. Dermatologist Sandra Lee, MD, a.k.a. Dr. Pimple Popper, is always listening. She's listening to her patient's and their pimple ...

Add Yahoo as a preferred source to see more of our stories on Google. Hollis Johnson/Insider Dr. Sandra Lee lanced a large cyst on a patient's shoulder filled with "chopped up boiled egg." Lee said ...

Cysts are small sacs filled with fluid, air or skin cells that can pop up just about anywhere.

When you watch as many Dr. Pimple Popper videos as I do, you get to learn that no two cysts are the same: Some are hard, some are make-you-want-to-vomit gushy, and some are a bizarre mix of the two.