An epidermal inclusion cyst — also known as an epidermoid cyst, infundibular cyst, keratin cyst, or inclusion cyst — is the most common type of cutaneous cyst. Patients present with a nodule that is ...

Learn the key differences between pimples and cysts, plus safe treatment options, and when to see a doctor for skin bumps ...

‌Toxic epidermal necrolysis (TEN) is a life-threatening skin condition typically caused by an infection or taking certain drugs. The disease resembles Steven-Johnson syndrome, which has the same cause ...

An epidermal nevus is an overgrowth of one of the cell species found in the epidermal layers and appendages. In many patients, an epidermal nevus syndrome (ENS) is present. This is marked by the ...