DESCRIBING SKIN LESIONS AND RASHES Flashcards
When describing a skin lesion, what is a macule?
A flat non-palpable lesion (skin discolouration)
When describing a skin lesion, what is a patch?
A flat non-palpable lesion that is larger than 1 cm (if smaller than 1 cm then it is called a macule)
When describing a skin lesion, what is a papule?
A small raised lesion of less than 0.5 cm
When describing a skin lesion, what is a nodule?
A large raised lesion of more than 0.5 cm.
When describing a skin lesion, what is a plaque?
Elevated or sunken, flat lesion. Classic of psoriasis.
When describing a skin lesion, what is a vesicle?
Small fluid-filled lesion of less than 0.5 cm.
When describing a skin lesion, what is a bulla?
A large fluid filled lesion of more than 0.5 cm.
When describing a skin lesion, what is a pustule?
A pus filled lesion.
When describing a skin lesion, what is an erosion?
An area of skin from which the epidermis alone is lost
When describing a skin lesion, what is an ulcer?
An area of skin from which the epidermis and part of the dermis is lost
What does atrophy with regard to skin lesions?
Thinning of the skin due to partial loss of one or more of the tissue layers of the skin.
When describing the surface characteristics of a skin lesions, what does scaley mean?
There are white flakes of keratin
When describing the surface characteristics of skin lesions, what does warty mean?
Rough / papillomatous surface
When describing the surface characteristics of skin lesions, what does crusty mean?
That there is dried exudate
With reference to a skin lesion, what does excoriation mean?
Superficial ulceration secondary to scratching by the patient.
With reference to a skin lesion, what does lichenification mean?
Flat surfaced epidermal thickening
With reference to a skin lesion, what does umbilicated mean?
That there is a dimple in the lesion, much like a belly button.
How would you describe the shape of this lesion?
Annular
How would you describe the shape of this lesion?
Linear
How would you describe the shape of this lesion?
Serpiginous
How would you describe the shape of this lesion?
Discoid
How would you describe the shape of this lesion?
Target
How would you describe the shape of this lesion?
Arcuate
How would you describe the shape of this lesion?
Reticulate
Describe the following skin lesion.
Macule of hyperpigmentation
Localised
Unknown location
Well defined border
No surface characteristics
Describe the following skin lesion.
Red Nodule
Unknown location
Well defined border
No surface characteristics
Describe the following skin lesion.
Papule
Localised
Perinasal
No surface characteristics
Describe the following skin lesion.
Fluid filled Bulla
Forearm
Well defined edge
Describe the following skin lesions.
Fluid filled vesicles
Circular with some fusion
Clustered
Unknown location
Describe the following skin lesions.
Plaques
Scaley
Well defined border
Clustered with some fusion
Unknown location
Describe the following skin lesion.
Erosion
Erythematous
Unknown location
Erosion has a well defined border, however, underlying erythematous rash is not so well defined.
What do we call this?
Telangiectasia
Describe the following skin lesion.
Pustules
Surrounded by small areas of erythematous skin, which is poorly defined.
Clustered
Unknown location
Describe the following skin lesion.
Ulcer
Dorsal side of the foot (classic location for arterial ulcer)
Up to a cm deep
Well defined border
Surrounded by area of exudate (appears slightly infected)
