ABD Dermatologic Surgery 2

Question 1

During Mohs micrographic surgery, tissue margins are examined using which sectioning technique?

Accepted Answer

Horizontal en face frozen sections

Answer

Vertical bread-loaf sections

Answer

Random punch sampling

Answer

Permanent paraffin cross-sections only

Question 2

What is the primary advantage of Mohs surgery over standard excision for high-risk facial tumors?

Accepted Answer

Complete margin control with maximal tissue conservation

Answer

Faster operative time

Answer

No need for reconstruction

Answer

Lower cost in all cases

Question 3

Which local anesthetic additive prolongs anesthesia duration and reduces bleeding?

Accepted Answer

Epinephrine

Answer

Sodium bicarbonate

Answer

Hyaluronidase

Answer

Normal saline

Question 4

What is the maximum safe dose of lidocaine with epinephrine per kilogram?

Accepted Answer

7 mg/kg

Answer

1 mg/kg

Answer

3 mg/kg

Answer

15 mg/kg

Question 5

A patient reports metallic taste, perioral numbness, and tinnitus after injection. This suggests?

Accepted Answer

Local anesthetic systemic toxicity

Answer

Allergic reaction

Answer

Vasovagal syncope

Answer

Normal anesthetic effect

Question 6

Which suture material is absorbable and commonly used for deep dermal closure?

Accepted Answer

Polyglactin 910 (Vicryl)

Answer

Nylon

Answer

Polypropylene

Answer

Silk

Question 7

The tumescent technique in liposuction primarily reduces which risk?

Accepted Answer

Blood loss

Answer

Infection

Answer

Scarring

Answer

Nerve damage