Cosmetic

246) Which of the following statements regarding Zyplast is FALSE?

A. It is a glutaraldehyde cross-linked collagen with a concentration of 35 mg/ml.
B. It is less susceptible to collagenase degradation and less immunologic than Zyderm.
C. Overcorrection is necessary.
D. It is used mostly for correcting facial rhytids secondary to aging.
E. It is injected into the reticular dermis.




REFERENCES & ANSWER



Skouge J. W., Dwan R. V.: Soft Tissue Augmentation with Injectable Collagen, Chapter 24, Facial Plastic and Reconstructive Surgery, (Papel, Nachlas), Mosby, pp. 208-214, 1992

Maas C. S., Yu K. C. Y., Egan K. K.: Chapter 28, Neuromodulators and Injectable Soft Tissue Substitutes, Facial Plastic and Reconstructive Surgery, (Ira Papel, editor), Thieme, Third Edition, pp. 337-353, 2009

Gillman G. S., Gallo J. F.: Cosmetic Uses of Botox and Injectable Fillers, Chapter 185 in Head & Neck Surgery-Otolaryngology, 4th Edition, (Bailey, editor), Lippincott Williams & Wilkins, pp. 2761-2769, 2006


246) C       Overcorrection is necessary.