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Nasal tip projection. Quantitative changes following rhinoplasty.

M A Petroff1, E G McCollough, D Hom

  • 1Department of Otolaryngology, Oregon Health Sciences University, Portland.

Archives of Otolaryngology--Head & Neck Surgery
|July 1, 1991
PubMed
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Nasal tip projection decreases after rhinoplasty unless specific techniques strengthen the medial crura. Key factors include medial crura, septal attachment, and cartilage grafts for stable results.

Area of Science:

  • Plastic Surgery
  • Facial Plastic Surgery
  • Otolaryngology

Background:

  • Nasal tip projection is a critical aesthetic and functional component of rhinoplasty.
  • Understanding the anatomical factors influencing postsurgical nasal tip projection is essential for achieving patient goals.

Purpose of the Study:

  • To evaluate changes in nasal tip projection following primary rhinoplasty.
  • To identify key anatomical components and surgical techniques that influence nasal tip projection outcomes.

Main Methods:

  • Prospective study involving 51 patients undergoing primary rhinoplasty.
  • Serial measurements of nasal tip projection preoperatively, intraoperatively, and 6 months postoperatively.
  • Correlation of projection changes with specific surgical procedures and anatomical findings.

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Main Results:

  • Medial crura, their septal attachment, and cartilage grafts are vital for postsurgical nasal tip projection.
  • Nasal tip projection typically decreases postoperatively without specific measures to enhance medial crural length/strength.
  • Techniques like the McCollough-modified Goldman tip procedure, cartilage struts, and plumping grafts can increase projection.
  • The double-dome unit procedure refines lobule width but doesn't permanently increase projection.
  • Conservative procedures (e.g., complete strip) may decrease projection, suitable for intended retrodisplacement.

Conclusions:

  • Surgical techniques must actively address medial crural support to maintain or increase nasal tip projection.
  • Careful consideration of preoperative goals and procedural effects on nasal tip anatomy is crucial for successful rhinoplasty.
  • Specific grafts and modifications are necessary to achieve stable and predictable nasal tip projection outcomes.