Vasculopathies
What medication can cause photo-distributed telangiectasias?
CCBs
What 2 histopathologic conditions characteristically exhibit storiform fibrosis?
EED and sclerotic fibroma (Cowden's-associated)
Name the relevant components of the deep venous system?
Popliteal, femoral veins
Name the components of Jessner's peel
"Jessner's is LESR"
Lactic acid, Ethanol, Salicylic acid, Resorcinol
Name the three types of erythromelalgia
Type I - thrombocythemia
Type II - idiopathic
Type III - secondary (except thrombocythemia)
A patient with suspected polyarteritis nodosa has cramping abdominal pain. What imaging study/modality should be pursued?
Conventional > CT/MR-based angiography
Which sclerosant has the highest risk of anaphylaxis?
Sodium morrhuate
What superficial peel is safe in pregnancy?
Glycolic acid (category B)
What medication can cause livedo reticularis?
Amantadine
Necrosis of the tongue can be seen in what vasculitis?
Giant cell vasculitis (lingual artery involvement)
What laser can you use for LE varicosities?
Long-pulsed nd:YAG (1064nm)
How does pre-application of tretinoin affect a chemical peel?
Which antibody is most sensitive for APLS?
Anti-cardiolipin
(most specific = anti-B2-glycoprotein I; lupus anticoagulant is in the middle)
What lab value should you check in patient's with suspected hypocomplementemic urticarial vasculitis HUV)?
*Hint, it's not a C' level
ANA (50% have associated SLE)
What toxicity is notable about ethanolamine oleate?
Generalized urticaria
How long can erythema last after a medium-depth TCA (35-50%) peel?
What type(s) of cryoglobulinemia display(s) LCV on histopathology?
Type II and III
(Type I is 2/2 IgM buildup/occlusion of vessel lumen)
When do you need to check a TTE in a patient with Kawasaki's disease?
Diagnosis, 2 weeks, 6 weeks, 8 weeks
What location(s) is/are at highest risk for necrosis?
Dorsal foot, ankle
Efficacy of Baker-Gordon peel is most closely related to what component?
Croton oil
Other components: phenol, tap water, septisol