Glossary of Definitions: Define the following Flashcards
Papule [2]
- raised lesion on skin
- usually about 5mm in size
Macule [4]
- flat area of skin change,
- pale,
- red,
- pigmented
Plaque [2]
- elevated area of skin change,
- redness
Nodule [3]
- bigger than a papule
- raised
- usually >1cm
Vesicle [2]
- tiny fluid filled blister
- normally 5mm or less
Pustule [2]
- small pus filled lesion
- usually around 5mm or less
Bulla [2]
- large blister
- usually 1cm or more
Pus [1]
discharge of inflammatory cell collection
Blisters [1]
umbrella term for bullae and vesicles
Abscess [1]
larger collection of pus >1cm
Erythema [1]
skin redness
Lichenification [2]
- skin thickening
- exaggerated skin markings/lines
Excoriation [2]
- scratch marks
- skin breaks often linear
Keratosis/keratotic [1]
squamous layer thickening of skin
Ulcer [2]
- loss of epidermis
- a skin break or hole in skin
Melanocytic [3]
- pigmented,
- usually brown,
- originating melanocytes
Violaceous [1]
skin colour change with a purple discolouration
Weeping/Crusting [2]
- serous exudates from the skin
- often yellow
Sclerotic/morphoeic [2]
- scarring
- tethering within the skin
Lichenoid [2]
- looking like lichen planus,
- purple popular rash
Urticated/Weals [1]
raised macules in skin from histamine release
Annular/annulare [3]
- round shaped lesions
- circles,
- rings
Targetoid [1]
like a dart board - like concentric rings
Cystic [1]
walled lesion under the skin of epidermal lining
Onycholysis [1]
nail lifting up off the nail bed as in psoriasis
Granuloma/Granulomatous [1]
pockets/collections of inflammatory cells eg sarcoid
Actinic [2]
- relating to sun
- e.g. actinic keratosis skin lesion
Xerosis [1]
dry skin
