| A | B |
| acne | papular & pustular eruptions of the skin |
| comedo | blackhead (sebum plug) |
| gangrene | tissue death |
| impetigo | contagious bacterial inflammatory skin disease |
| psoriasis | chronic dermatosis marked by silvery gray scales. |
| scabies | contagious, parasitic infection of the skin |
| tinea | infection of the skin caused by a fungus |
| tinea corporis | ringworm |
| tinea pedis | athlete's foot |
| vitiligo | loss of pigment in areas of the skin. (milk-white patches) |
| keloid | thickened scar |
| keratosis | thickened area of the epidermis |
| leukoplakia | white, thickened patches ont he mucous membrane |
| nevus (nevi-pl) | mole |
| verruca | wart |
| melanoma | cancerous growth of melanocytes. |