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74 Cards in this Set

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Actinic Keratosis Description

Pre-malignant lesion typically seen on sun-exposed areas. If untreated can progress to squamous cell carcinoma

Actinic Keratosis (pre-cancerous)

Angular cheilosis description

inflammation of corners of lips - seen in malnutrition, anemia (Fe-def anemia if also pica!)

Angular Cheilosis (malnutrition, anemia)

Basal Cell Carcinoma description

fleshy-colored/pearly papule with translucent/sometimes "umbilicated" border, sometimes central ulceration and telangiectasia.

Basal Cell Carcinoma

Gottron's Papules/Sign Description

Red, scaly papules over MCPs, PIPs and DIPs.

Gottron's Papules (Dermatomyositis)

Heliotrope rash Description

red/violet discoloration of upper eyelids

Heliotropic Rash (Dermatomyositis)

Shawl Sign Description

widespread, flat, reddened area over upper back, shoulders, and back of neck

Shawl Sign (dermatomyositis)

V sign Description

similar to shawl sign, except reddened skin isinV-neck pattern of chest

V Sign (Dermatomyositis)

Dermatomyositis findings

Gottron's Papules, Heliotropic rash, Shawl/V Sign

Hyperextensibility description

ability to stretch skin >4 cm at forearm or neck before feeling resistance - Ehlers-Danlos

Hyperpigmentation description

*address patient's background/race/ethnicity/sun exposure*
Diffuse hyperpigmentation- primary adrenal failure (Addison's), hemochromatosis, hyperthyroidism

Hyperpigmentation (tricky, I know, but these are the pictures I got when I googled Hyperpigmentation in Addison's Disease)

Hyperpigmentation (hematochromatosis)

Hyperpigmentation (Also subtle, but this is what hyperpigmentation in hyperthyroidism seems to look like)

Livedo reticularis description

red-blue lacy skin discoloration with central pallor, assoc w/ small vessel changes, small vessel vasculitis, anti-phospholipid antibody syndrome ( in lecture he also mentions Raynaud's syndrome, cholesterol embolism, DIC)

more diffuse it is, more serious it is.

Livedo Reticularis (vasculitis)

Malar Rash Associated w/


Malar Rash - SLE

Melanoma Description

Tumor of melanocytes. Dark. Can be nodular/lentiginous. Can occur on skin that isn't exposed to sun. Even ocular site.


Ocular Melanoma

Neurofibroma Description

Non-tender, soft, fleshy, sessile, or pedunculated skin tumor. Assoc w/ Von Recklinghausen's Disease

Von Recklinghausen's Disease Findings

axillary freckles
Lisch Nodules (dark spots in iris.... if have these then 100% have VR Disease)

Von Recklinghausen's Genetics

Autosomal Dominant. Also spontaneous mutations are pretty common too!

Axillary Freckles, AKA Crowe's Sign, (Von Recklinhausen's disease)

Neurofibromas (Von Recklinhausen's)

Lisch Nodules (100% has Von Recklinhausen's)

Psoriasis (typical description)

Usually red plaques with silvery scales on extensor surfaces of arms and legs, trunk and scalp.

Psoriasis (different presentations)

Guttate- drop-like
Pustular - less common, painful, itchy, not infectious
Inverse/Flex - Looks raw, on flexor surfaces (or axillary)
Erythrodermic - 80% body, really red, really sick

Erythrodermic psoriasis

Guttate (drop-like) psoriasis

Inverse psoriasis

Psoriasis (again, an untraditional spot, but you know how Morehead is)

Pustular Psoriasis

Squamous Cell Carcinoma Description

Begins as nodule, grows into fungating lesion, sometimes ulcerates. Usually on sun-exposed skin, assoc w/ chronic scarring and inflammation.

Squamous Cell Carcinoma

Thin Skin w/ visible small cells =

Ehler Danlos (type 4), assoc w/ arterial rupture (think aortic dissection!!!)

Thin Skin (Ehlers-Danlos)

Shagreen Patch

flesh-colored, orange-peel like CT plaque usually on lower back.
Finding of Tuberous Sclerosis

Shagreen Patch (Tuberous Sclerosis)

Ash-leaf spots (ellipticalmacules)

hypopigmented spots. Tuberous Sclerosis

Ash Leaf Spots (Tuberous Sclerosis)

Tuberous Sclerosis Findings

Periungual Fibroma
Ash Leaf
Shagreen Patch

Angiofibroma description

Looks like acne, but firm, not pustular. Sign of Tuberous Sclerosis

Angiofibromas (Tuberous Sclerosis)

Why important to identify a Tuberous sclerosis patient?

These patients could have epilepsy, a nueropsychiatric disorder, huge increased risk of cancer, angiomyolipomas, and risk of developing cystic lung disease.

Vitiligo description

Autoimmune reaction against melanocytes. Diffuse or focal. Think autoimmune, hypothyroidism, Hashimoto's thyroiditis

Vitiligo (Autoimmune, hypothyroid, Hashimotos)

Xanthomas general description

Nodular, papular, tumerous lesions (may be confused with rash/infection). Hyperlipidemia, esp familial variants.


Variations of Xanthomas

Xanthelasma - around eyes
Tendon (usually familial)
Eruptive - all over body, usually really bad cholesterolemia

Eruptive Xanthoma

Palmar Xanthoma (he got us on this in a practice question a couple sessions ago... xanthomas can be on the palms!)

Tendon Xanthoma (hyperlipidemia definitely familial)

Blastomycosis Skin Presentation

Skin is 2nd most common organ involved

lesions appear verrucous and ulcerate - looks a log like squamous cell carcinoma, but blasto will appear faster (usually)

Blastomycosis (looks like squamous cell!)

Ecthyma Gangrenosum Presentation

Hemorrhagic vesicles/pustules, cause microinfarcts, evolve into necrotic ulcers. Manifests from infectious vasculitis due to Pseudomonas aeruginosa (gram neg).

Ecthyma Gangrenosum (Pseudomonas infection)

Erythema Chronicum Migrans Presentation

Painless, Target rash. Lyme Disease

Erythma Chronicum Migrans (Lyme)

Herpes Zoster Presentation

burning dysesthesias, burning dermatomal rash that doesn't cross midline. Crusts. Neuropathic pain may persist. Recurrent VZV.

Herpes Zoster

Herpes Zoster

Lupus Vulgaris Presentation (AKA?)

AKA Tuberculous chancre

Nodule, ulcerates with induration on face and hands. due to primary bacillus inoculation.

Lupus Vulgaris (TB)

Secondary Syphilis Presentation

Papular, raised, ulcerated lesions on palms and soles.

Secondary Syphillis

Secondary Syphillis