OBR: Plastic and Reconstructive

  1. What is the appropriate ratio of the long and short axes for elliptical incisions?
  2. What complication will occur if a 4:1 ratio is not met for elliptical incisions?
    a dog-ear deformity
  3. What are 4 ways to correct hypertrophic or wide scars?
    • Excision/undermining
    • Z-plasty/W-plasty
    • Geometric broken line closure
    • Dermabrasion
  4. What are the two most common complications of dermabrasion?
    • Milia
    • Hypopigmentation
  5. What are the mild complications of laser skin resurfacing?
    • Prolonged erythema
    • Acne/milia
    • Contact dermatitis
    • Pruritus
  6. What percent of patients develop postinflammatory hyperpigmentation?
    33% (more for darker skin types)
  7. What treatments can be used to help postinflammatory hyperpigmentation problem?
    • Hydroquinone or retinoic acid + topical class I corticosteroid
    • Glycolic acid
  8. What should be used to prevent postinflammatory hyperpigmentation?
    Sunscreen (pretreatment regimens have not been proven to help)
  9. What factors increase the risk of prolonged erythema after laser skin resurfacing?
    • Regular use or tretinoin or glycolic acid
    • Rosacea
    • Multiple passes
    • Inadvertent pulse stacking
    • Aggressive intraoperative rubbing
Card Set
OBR: Plastic and Reconstructive
Pearls of Wisdom, Ch 53