Cold sores can be activated by sunlight. Wearing a lip protectant with sunscreen may prevent a cold sore. Creams are waterbased products that should easily work into skin. Creams tend to degrade more rapidly than an ointment and are often combined with perfumes or fragrances. Creams are thicker than lotions but are not as thick as Ointments.
Cryosurgery is a surgical technique that uses liquid nitrogen to freeze the skin.
Cryotherapy is a procedure with liquid nitrogen that destroys the top layer of skin by freezing. Cryotherapy is used by dermatologists to treat actinic keratoses and warts . Cysts are round nodules under the skin that are filled with cheesy contents or fluid. Dermatitis is a general term for inflammation of the skin often seen as red, scaling, and a vesicular eruption. Elastin is a protein in the dermis that gives the skin its elasticity or stretch.