Buzz Surgery/Misc

Question 1

Least inflammatory non-absorbable suture

Answer 1

Polypropylene (prolene)

Question 2

Most inflammatory non-absorbable suture

Answer 2

Silk

Question 3

Longest lasting absorbable suture for 180 days

Answer 3

PDS (polydioxanone)

Question 4

Graft with less contraction

Answer 4

Full-thickness skin graft

Question 5

Graft with less necrosis due to decr vascular requirement

Answer 5

Split-thickness skin graft

Question 6

Local anesthetic with shortest duration

Answer 6

Procaine

Question 7

Local anesthetic with longest duration

Answer 7

Bupivicaine (etidocaine next)

Question 8

Derivation of muscles of mastication

Answer 8

First branchial arch

Question 9

Derivation of facial expression muscles

Answer 9

Second branchial arch

Question 10

Muscle needed to pull corners of mouth downward

Answer 10

Depressor anguli oris (DAO)

Question 11

Muscle needed to dilate nostrils

Answer 11

Levator labii superioris alaeque nasi

Question 12

Sensory innervation to root of nose, lateral nasal sidewalls

Answer 12

Infratrochlear nerve

Question 13

Sensory innervation to nasal dorsum and tip

Answer 13

External nasal branch of anterior ethmoidal nerve

Question 14

Sensory innervation to tympanic membrane

Answer 14

Auriculotemporal nerve

Question 15

Internal and external carotid artery (ICA/ECA) anastomosis

Answer 15

Dorsal nasal artery (ICA) with angular artery (ECA)

Question 16

Type of excision best over convex surface

Answer 16

S-plasty

Question 17

Type of excision for reducing length of scar

Answer 17

M-plasty

Question 18

Process by which synthetic materials (vicryl, dexon) absorbed

Answer 18

Hydrolysis

Question 19

Process by which natural material (cat gut, silk) absorbed

Answer 19

Proteolysis

Question 20

Antiseptic with flammable property

Answer 20

Isopropyl alcohol

Question 21

Antiseptic inactivated by blood/sputum, ± contact dermatitis

Answer 21

Povidone-iodine

Question 22

Antiseptic with neurotoxic effects (teratogenic as well)

Answer 22

Hexachlorophene

Question 23

Antiseptic with ototoxicity and ocular irritation

Answer 23

Chlorhexidine

Question 24

Scar strength at 2, 3, 6 weeks and 1 year

Answer 24

5%, 15%, 40%, 80%

Question 25

Temperature needed for melanocyte destruction

Answer 25

−5 degC

Question 26

Temperature to destroy skin cancer

Answer 26

−50 degC (vs. −25 degC for benign lesion)

Question 27

Temperature for destruction of keratinocyte

Answer 27

−25 degC

Question 28

Maximum safe dose of lidocaine for tumescent anesthesia

Answer 28

55 mg/kg

Question 29

B cell lymphoma, leg type

Answer 29

More aggressive with poorer prognosis than B cell lymphomas of head/neck

Question 30

Nodular amyloidosis

Answer 30

AL

Question 31

Macular and lichen amyloidosis

Answer 31

Keratin-derived

Question 32

Scleromyxedema

Answer 32

IgG-lambda

Question 33

Psoriasis

Answer 33

incr K6/16, incr involucrin, incr ornithine decarboxylase

Question 34

Differentiate acquired angioedema vs. hereditary angioedema

Answer 34

Check C4 level

Question 35

Wolff-Chaikoff effect

Answer 35

Side effect from potassium iodide

Question 36

Hereditary angioedema

Answer 36

Type I: decr C2/C4, decr functional C1inh, Type II: normal C2/C4, decr functional C1inh

Question 37

Proteins to maintain HPV replication in basal layer

Answer 37

E1 and E2 proteins

Question 38

Treatment for erythema nodosum leprosum

Answer 38

Thalidomide

Question 39

Most common location for superficial spreading melanoma

Answer 39

Back (men), leg (women)

Question 40

Autoantibody with CCB-induced LE

Answer 40

Anti-SSA (anti-Ro)

Question 41

Autoantibody with procainamide-induced LE

Answer 41

Anti-histone

Question 42

Most common cyst on lateral neck

Answer 42

Branchial cleft cyst

Question 43

Most common cyst on midline of anterior neck

Answer 43

Thyroglossal duct cyst

Question 44

Treatment for confluent and reticulated papillomatosis of Gougerot and Carteaud

Answer 44

Minocycline x 6–8 weeks

Question 45

Drug-induced elastosis perforans serpiginosa (EPS)

Answer 45

Penicillamine