Saturday, March 20, 2010

651-660 MCQ in Facial Plastic and Reconstructive Surgery

651-660  

651) Which of the following surgical techniques provides the BEST CONTOUR to repair the alar-columellar deformity shown below?

A. Skin graft (ear lobule)
B. Local flap (skin and soft tissue)
C. Cartilage graft (septal)
D. Composite graft (cymba concha of the left ear)
C. Composite graft (cymba concha of the right ear)

652) Which of the following craniofacial synostosis syndromes is characterized by the following anatomical features : craniosynostosis, brachycephaly, shallow orbits with eyes proptosis, maxillary hypoplasia and absence of syndactyly?

A. Apert’s Syndrome
B. Crouzons Syndrome
C. Pfeiffer’s Syndrome
D. Saethre-Chotzen Syndrome
E. Carpenter’s Syndrome

653) Which of the following types of male-pattern baldness is the one depicted by a large vertex region of alopecia separated from a large frontotemporal region of alopecia by a narrow and sparse band of hair?

A. Type III
B. Type IV
C. Type V
D. Type VI
E. Type VII

654) After a facelift which of the following anatomical areas is the most common place for minor skin sloughing unrelated to hematoma?

A. Temporal area
B. Preauricular area
C. Lobule area
D. Mastoid area
E. Infero-posterior aspect of neck

655) Which of the following statements regarding cartilage grafts for head and neck augmentation and reconstruction is FALSE?

A. Homologous cartilage grafts resorb more frequently than cartilage autografts.
B. Lyophilized cartilage does not need re-hydration prior to implantation.
C. Nasal autogenous cartilage grafts are harvested preserving a dorsal and caudal struts of 10 mm widths.
D. Composite helical rim grafting shold not be wider than 1.5 cm.
E. Costal cartilage can be harvested from ribs 6,7,8, and 9.

656) Which of the following PERCENTAGES represents the 20 year survival rate of nasal tip grafts from autogenous septal cartilage?

A. 65%
B. 75%
C. 85%
D. 95%
E. 100%

657) Which of the following statements about the superior trapezius flap is TRUE?

A. It is the least reliable of the three trapezius flaps.
B. Its blood supply is from the transverse and dorsal scapular arteries.
C. Its blood supply is compromised by a previous neck dissection.
D. It is a reliable flap for coverage of exposed major neck vessels after radiation therapy.
E. It is not a reliable flap to be used when neck wounds are infected.

658) Which of the following correctly CLASSIFIES the mid-forehead flap?

A. It is a rotation flap.
B. It is a transposition flap.
C. It is an interpolation flap.
D. It is an advancement flap.
E. It is a hinged flap.

659) Which of the following statements about free composite grafts is FALSE?

A. Once in place, immediate serum imbibition occurs.
B. Inosculation phenomenon occurrs within 72 hours after placement.
C. Neovascularization phenomenon occurrs within 4-5 days after placement.
D. The graft appears blanched for approximately 24 hours after placement.
E. After 24 hours in place the graft becomes cyanotic due to venous congestion.

660) Which of the following is the MOST COMMON COMPLICATION of the cervicofacial rotation-advancement flap?

A. Hematoma
B. Infection
C. Distal ischemic necrosis
D. Poor color and texture matching
E. Facial nerve paresia


ANSWERS & REFERENCES


651) D     Composite graft (cymba concha of the left ear)

Becker D. G.: Complications of Rhinoplasty, chapter 39, in Facial Plastic and Reconstructive Surgery (Papel I, editor), second edition, 2002, pp. 452-460

Becker D. G.: Complications of Rhinoplasty, chapter 49, in Facial Plastic and Reconstructive Surgery (Papel I, editor), Third edition, 2009, pp. 639-648

Papel I. D.: Secondary Rhinoplasty, chapter 46, in Facial Plastic and Reconstructive Surgery (Papel I, editor), Third edition, 2009, pp. 589-603

652) B     Crouzons Syndrome

Katzen J. T., McCarthy J. G.: Syndromes involving craniosynostosis and midface hypoplasia, Syndromic and other congenital anamalies of the Head and Neck, Otolaryngologic Clinics of North America, Vol. 33, No. 6, December 2000, pp.1257-1284

653) C     Type V

Norwood O. T.: Male Pattern Baldness: Classification and Incidence: Southern Medical Journal, Nov. 1975, Vo. 58, No. 11, pp. 1359-1365

654) D     Mastoid area

Quatela V. C., Russell Ries W.: Aesthetic Facial Surgery, Chapter 24 in Complications in Head and Neck Surgery, (Krespi & Ossoff, editors), 1993, pp.385-435

Rees T. D.: The Classical Operation, Chapter 22, in Aesthetic Surgery of the Neck and Face, pp . 600-633

Perkins S. W., Naderi S.: Rhytidectomy, chapter 19, in Facial Plastic and Reconstructive Surgery (Papel I, editor), Third edition, 2009, pp. 207-225

655) B     Lyophilized cartilage does not need re-hydration prior to implantation.

Allcroft R. A., Friedman C. D., Quatela V. C.: Cartilage Grafts for Head and Neck Augmentation and Reconstruction, Autografts and Homografts, Soft-Tissue Augmentation and Reconstruction in the Head and Neck, in Otolaryngologic Clinics of North America , Vol. 27,, No. 1, February 1994, pp.69-79

656) D     95%


Allcroft R. A., Friedman C. D., Quatela V. C.: Cartilage Grafts for Head and Neck Augmentation and Reconstruction, Autografts and Homografts, Soft-Tissue Augmentation and Reconstruction in the Head and Neck, in Otolaryngologic Clinics of North America , Vol. 27,, No. 1, February 1994, pp.69-79

657) D     It is a reliable flap for coverage of exposed major neck vessels after radiation therapy.

Annino Jr. D.J., Shu R. S.: Chapter 46 Musculocutaneous Flaps, Facial Plastic and Reconstructive Surgery, (Papel I.D., editor), 2002, pp. 560-566

Annino Jr. D.J., Shu R. S., Gold D. R.: Chapter 56 Musculocutaneous Flaps, Facial Plastic and Reconstructive Surgery, (Papel I.D., editor), 2009, pp. 757-764

Aviv J. E., Urken M. L., Lawson W.. Biller H. F.: The Superior Trapezius Myocutaneos Flap in Head and Neck Reconstruction, Arch. Otolaryngology Head Neck Surgery, Vol. 118, July 1992, pp. 702-706

658) C     It is an interpolation flap.

Baker S. R.: Local Cutaneous Flaps, Soft Tissue Augmentation and Reconstruction in the Head and Neck, Otolaryngologic Clinics of North America, Vol. 27, No 1, February 1994, pp. 139-159

Park S. S.: Local and Regional Cutaneous Flaps, chapter 54, in Facial Plastic and Reconstructive Surgery (Papel I, editor), Third edition, 2009, pp. 721-743

659) B     Inosculation phenomenon occurs within 72 hours after placement.

Konior R. J.: Free Composite Grafts, Soft Tissue Augmentation and Reconstruction in the Head and Neck, Otolaryngologic Clincis of North America, Vol. 27, No. 1, February 1994, pp.81-90

Triana Jr. R. J., Murakami C. S., Larrabee Jr. W. F.: Skin Grafts and Local Flaps, chapter 4, in Facial Plastic and Reconstructive Surgery (Papel I, editor), Third edition, 2009, pp. 41-58

660) C     Distal ischemic necrosis

Koll S. S., Reece G. Robb G., Black J.: Deep Plane Cervicofacial Rotation Advancement Flap for Reconstruction of Large Cheek Defects, Plastic and Reconstructive Surgery, July 1994, Vol. 94, no. 1, pp. 88-93

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Updated: June 15, 2017

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