Term
| Immunocompromised pt presents with slowly growing ulcer on sun exposed area. May also be 2/2 HPV. Dx and tx? |
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Definition
squamous cell carcinoma
excisional bx |
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Term
| Pt presents with pearly, translucen nodule with telangiectasias on a sun exposed area. Dx and Tx? |
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Definition
Basal cell carcinoma
excisional bx. MOHS if face. |
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Term
Eczema:
1) In kids <2, typically presents on what body part?
2) In school age kids and older, typically presents on what body part?
3) Subtype that is characterized by erythematous coin-shaped plaques
4) subtype of eczema characterized by vesicles on palms and soles |
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Definition
1) Kids <2 - cheeks
2) Older kids - flexor surface
3) Nummular eczema- coin shaped
4) dishydrotic eczema- palms and soles |
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Term
| Characterized by Wickham's striae (white lines on top of purple plaques) and Koebner's phenomenon. Also by the Five P's: pruritic, purple, planar, polygonal, papules on the wrists, lumbar area, shins, penis, or mucosal membranes. does carry cancerous potential |
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Definition
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Term
| Characterized by a herald patch (oval, slightly raised, bright red plaque) 1-2 weeks before a generalized eruption of small, tawny papules and plaques in a Christmas tree pattern. dx and treatment? |
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Definition
pityriasis rosea
tx: resolves spontaneously in 6-12 weeks |
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Term
| what infection can trigger guttate psoriasis? |
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Definition
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Term
Hypersensitivity reactions:
1) develops over several days, lesions may be painful or pruritic, constitutional symptoms are common. may be macules, papules, vesicles, bullae. can occur after exposure to medications or viruses
2) More severe form of #1. most commonly secondary to drug reactions. characterized by bad rash with severe mucus membrane involvement.
3) Progression of #2 to involve generalized epidermal detachment. begins as generalized erythema, conjunctivitis, stomatitis, epidermal shearing from friction (Nikolsky's sign). can be complicated by pneumonia, sepsis, fluid and electrolyte loss. |
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Definition
1) Erythema multiforme
2) SJS
3) TEN |
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Term
| acne type lesions in an adult on the face that get worse in situations of alcohol, heat, embarrassment, etc. dx and tx? |
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Definition
Rosacea
tx: metronidazole topical or oral |
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Term
| well-demarcated scaling plaque that is erythematous with central clearing and peripheral enlargement produceing an annular configuration with concentric rings. dx and tx? |
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Definition
tinea corporis
tx: topical azoles |
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Term
| For any tinea infection, what test should you do for dx? |
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Definition
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Term
well-demarcated, scaling patches usually on the trunk with variable pigmentation, dribble-down pattern
appears tan in winter and white in summertime.
KOH prep shows speaghetti and meatballs
Woods lamp shows yellow or brown fluorescence |
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Definition
| Tinea/pityriasis versicolor |
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Term
| any time a question mentions "Satellite lesions," think ? |
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Definition
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Term
| pt presents with nocturnal pruritus. exam reveals burrows between the fingers and at the waistline. Dx and tx? |
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Definition
scabies
Topical permethrin or oral ivermectin |
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Term
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Definition
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Term
Which type of spider?
1) vioin shaped spot on back. causes necrotizing fasciitis with pain out of proportion to exam
2) hour glass shaped red spot on back. neurotoxin |
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Definition
1) Brown recluse
2) black widow |
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Term
autoimmune dz of unknown cause that typically presents in pt >60 y/o with large bullae arising from an erythematous, edematous based on the abdomen or extremities.
ONLY BULLOUS LESION ON EXAM |
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Definition
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