what are the different types of skin cysts?
['Epidermoid cyst. These are small, benign bumps filled with keratin protein. ... ', 'Sebaceous cyst. Sebaceous cysts often form within sebaceous glands. ... ', 'Ovarian cyst. ... ', 'Chalazia. ... ', "Baker's cyst. ... ", 'Cystic acne. ... ', 'Ingrown hair cyst. ... ', 'Pilar cyst.']