| A | B |
| dermatologist | physician who treats skin |
| dermatology | study of skin |
| epidermal | pertaining to upon the skin |
| erythroderma | red skin |
| hypodermic | pertaining to under the skin |
| intradermal | pertaining to within the skin |
| keratogenic | originating in horny tissue |
| necrosis | abnormal condition of death |
| percutaneous | pertaining to through the skin |
| staphylococcus | bacteria in grapelike clusters |
| streptococcus | bacteria in twisted chains |
| ungual | pertaining to the nail |
| xanthoderma | yellow skin |
| alopecia | loss of hair |
| cyst | closed sac containing fluid |
| diaphoresis | profuse sweating |
| ecchymosis | escape of blood into the skin |
| induration | abnormal hard spots |
| pallor | paleness |
| pressure ulcer | bed sore |
| pruritus | severe itching |
| ulcer | erosion of the skin |
| vesicle | blister |
| wheal | itchy elevation of skin, hive |
| cicatrix | scar |
| cytomegalovirus | herpes-type virus that causes disease |
| keloid | overgrowth of scar tissue |
| leukoplakia | white spots on mucous membrane, precancerous |
| macule | flat, colored spot (freckle) |
| nevus | colored malformation of skin (mole) |
| nodule | small, knotlike mass that can be felt by touch |
| papule | small, solid skin elevation (skin tag) |
| petechia | pinpoint skin hemorrhage |
| purpura | small hemorrhages in skin giving purple-red discoloration |
| pustule | elevation of skin containing pus |
| verruca | cutaneous elevation caused by virus (wart) |