Buzz Surgery/Misc Flashcards
Least inflammatory non-absorbable suture
Polypropylene (prolene)
Most inflammatory non-absorbable suture
Silk
Longest lasting absorbable suture for 180 days
PDS (polydioxanone)
Graft with less contraction
Full-thickness skin graft
Graft with less necrosis due to decr vascular requirement
Split-thickness skin graft
Local anesthetic with shortest duration
Procaine
Local anesthetic with longest duration
Bupivicaine (etidocaine next)
Derivation of muscles of mastication
First branchial arch
Derivation of facial expression muscles
Second branchial arch
Muscle needed to pull corners of mouth downward
Depressor anguli oris (DAO)
Muscle needed to dilate nostrils
Levator labii superioris alaeque nasi
Sensory innervation to root of nose, lateral nasal sidewalls
Infratrochlear nerve
Sensory innervation to nasal dorsum and tip
External nasal branch of anterior ethmoidal nerve
Sensory innervation to tympanic membrane
Auriculotemporal nerve
Internal and external carotid artery (ICA/ECA) anastomosis
Dorsal nasal artery (ICA) with angular artery (ECA)
Type of excision best over convex surface
S-plasty
Type of excision for reducing length of scar
M-plasty
Process by which synthetic materials (vicryl, dexon) absorbed
Hydrolysis
Process by which natural material (cat gut, silk) absorbed
Proteolysis
Antiseptic with flammable property
Isopropyl alcohol
Antiseptic inactivated by blood/sputum, ± contact dermatitis
Povidone-iodine
Antiseptic with neurotoxic effects (teratogenic as well)
Hexachlorophene
Antiseptic with ototoxicity and ocular irritation
Chlorhexidine
Scar strength at 2, 3, 6 weeks and 1 year
5%, 15%, 40%, 80%
Temperature needed for melanocyte destruction
−5 degC
Temperature to destroy skin cancer
−50 degC (vs. −25 degC for benign lesion)
Temperature for destruction of keratinocyte
−25 degC
Maximum safe dose of lidocaine for tumescent anesthesia
55 mg/kg
B cell lymphoma, leg type
More aggressive with poorer prognosis than B cell lymphomas of head/neck
Nodular amyloidosis
AL
Macular and lichen amyloidosis
Keratin-derived
Scleromyxedema
IgG-lambda
Psoriasis
incr K6/16, incr involucrin, incr ornithine decarboxylase
Differentiate acquired angioedema vs. hereditary angioedema
Check C4 level
Wolff-Chaikoff effect
Side effect from potassium iodide
Hereditary angioedema
Type I: decr C2/C4, decr functional C1inh, Type II: normal C2/C4, decr functional C1inh
Proteins to maintain HPV replication in basal layer
E1 and E2 proteins
Treatment for erythema nodosum leprosum
Thalidomide
Most common location for superficial spreading melanoma
Back (men), leg (women)
Autoantibody with CCB-induced LE
Anti-SSA (anti-Ro)
Autoantibody with procainamide-induced LE
Anti-histone
Most common cyst on lateral neck
Branchial cleft cyst
Most common cyst on midline of anterior neck
Thyroglossal duct cyst
Treatment for confluent and reticulated papillomatosis of Gougerot and Carteaud
Minocycline x 6–8 weeks
Drug-induced elastosis perforans serpiginosa (EPS)
Penicillamine