Skin Lesions Flashcards
What are the 8 things we are documenting for skin lesions?
Number, size, color, shape, texture, primary lesions, location, configuration
Differentiate between papule, vesicle, pustule, plaque and bulla as far as skin lesions?
Papule: raised lesion less than 1 cm and not fluid filled
Vesicle: raised lesions less than 1 cm and filled with fluid
Posture: raised lesion filled with pus
Plaque: raised lesion, greater than 1 cm, and not fluid filled
Bulla: raised lesion greater than 1 cm and fluid filled
What is a hallmark sign of lipodermatosclerosis?
Inverted champagne bottle, which means the lower leg is atrophied and sclerotic from fat necrosis and scarring
What are the two primary lesions and their subtypes?
Flat: cannot palpate the lesion with your eyes closed 1. Macula: less than 1 cm 2. Patch: greater than 1 cm Raised: can palpate with eyes closed Papule, plague, vesicle, bulla
What is another term for acrochordons and what are they and where are they commonly found?
Skin tags. Benign cutaneous growths. In areas of frequent friction
What type of hypersensitivity reaction is contact dermatitis?
Type 4
What is another name for urticaria?
Hives
How do we best describe erythema nodosum?
Most common place we find them?
5 diseases they are associated with?
Erythematous, tender nodules and plaques that are bright red and elevated
Pretibial
Sarcoidosis, Crohns, sjogren, reactive arthritis, and lots of infections
Explain folliculitis?
Commonly associated with?
When it is caused by contaminated water, what is the pathogen?
Inflammation of the superficial hair follicles resulting in papules and postures
Commonly associated with skin flora
PA
How do we best describe lipodermatosclerosis?
Where does it generally appear?
Initially it is what and then progresses to what?
Inflammation of the adipose tissue below the skin secondary to chronic venous insufficiency
LE
Initially tender, red and hyper-pigmented and then sclerotic and hyperpigmentated
How do we best describe Pityriasis Rosea?
Where is it most commonly found?
What 3 places does it spare?
Scaly pink lesions that will erupt eventually
Trunk
Face, palms and soles
How to best describe vitiligo?
Acquired leukoderma characterized by chalk white macules or patches
How do we best describe the presentation for Herpes simplex 1 and 2?
2-4 mm vesicles with PAIN and viral syndrome. LAD is common with primary eruption.
How do we best describe the progression of herpes zoster (shingles)
A couple days of prodrome that is burning pain in the dermatome. Then red papules and vesicles in that same dermatome. Crust over in a week or two.
How do we best describe impetigo and which two pathogens most commonly cause it?
Highly contagious superficial skin infection caused by staph or strep pyogenes least commonly
