Skin Lesions Flashcards
Very common skin immune reaction from a medication or infection.
Erythema Multiforme
Iris lesions, bullseye look typically on the palms. Appear with annular lesions with a pink halo.
Target lesions
A line-like pattern that people can get by touching animal feces. Affects cats and dogs.
Parasitic hookworm
Along the nerve track. Unilateral or bilateral on the chest, neck, face, flank, or hip region.
Zosteriform (Shingles)
A type of herpes
Macule, papule, patch, plaque, nodule, wheal, tumor, urticaria, vesicle, cyst, bulla, pustule
Primary Skin Lesions
Flat, circumscribed lesion of the skin or mucous membrane that is 1 cm or less in diameter.
Macule
Solid, elevated, circumscribed, superficial lesion 1 cm or less in diameter.
Papule
Solid skin elevation that extends into the dermal layer and is 1-2 cm in diameter.
Nodule
Elevated, solid, transient, edematous lesion that is often red and hot, like hives. Allergic reaction.
Wheal
Epidermal elevations of the skin with clear fluid. Acne, blisters
Vesicle (small, < 1 cm) and Bulla (big, > 1 cm)
Closed sac that contains liquid or semisolid fluid in the tissue. Can get infected by MRSA.
Cyst
How do you treat a cyst to prevent infection?
Cut it open and drain it.
Small elevation of the skin with purulent exudate (pus) that may be white, yellow, or greenish-yellow in color. Acne or sebaceous cyst.
Pustule
The cause for flaky, snow-like skin with removing compression socks?
Venous stasis. Needs lotion to prevent cellulitis.
Pressure ulcer, acne
Erosion
Diaper rash from being incontinent
Excoriation
Overgrowth of the tissue more common in black skin, but can be in all colors. Need lasered off and can come back bigger.
Keloid
Birthmarks; bright pink patch with vessels that can disappear on their own, usually benign.
Hemangiomas
What are flat hemangiomas called?
Strawberry Hemangioma
Nickel allergy from jewelry. Belt buckle is common.
Contact dermatitis
Crust, scale, fissure, erosion, ulcer, excoriation, scar, atrophic scar, Lichenification, Keloid.
Secondary Lesions
Cold sores on the lips. Can get Staph.
Labial herpes simplex
Allergy that looks like hives from a hot shower.
Penicillin allergy
Ringworm of the body. Circular pattern, target lesion. Easily treated.
Tinea Corporis
Shingles along a nerve track.
Herpes Zoster
Skin disorder treated with various creams and light therapy. Expensive
Psoriasis
One of the first skin symptoms of Lyme Disease from a tick.
Erythema
How to treat Squamous cell carcinoma
Burn it off
Toxic epidermal necrolysis. A rare, serious disorder of the skin and mucous membranes. A medical emergency, this is often a reaction to medication or an infection. Flu-like symptoms appear first. A painful rash that spreads and blisters follows.
Stevens Johnson
High mortality of ~25% treated similar to burns. Not an allergy! Stop meds when identified.
Variola major. Anthrax
Smallpox
