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Updated: Jun 16, 2026

Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas

Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas

Published on: January 17, 2018

Maxillary sinus aplasia.

Bruno Ramos Chrcanovic¹, Belini Freire-Maia

¹Department of Oral and Maxillofacial Surgery, School of Dentistry, Pontifícia Universidade Católica De Minas Gerais, Belo Horizonte, Brazil. brunochrcanovic@hotmail.com

Oral and Maxillofacial Surgery

|January 22, 2010

Summary

This summary is machine-generated.

Unilateral maxillary sinus aplasia, a rare condition, can cause facial asymmetry. Precise CT scans aid diagnosis and surgical planning for this congenital anomaly.

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Last Updated: Jun 16, 2026

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Published on: January 17, 2018

Area of Science:

Anatomy
Radiology
Congenital Anomalies

Background:

Maxillary sinus aplasia is a rare congenital condition.
It can lead to significant facial asymmetry and esthetic defects.

Observation:

A 40-year-old male presented with left infraorbital depression.
CT revealed absence of the left maxillary antrum, uncinate process, and infundibulum.
Associated findings included orbital volume increase and turbinate hyperplasia.

Findings:

Computed tomography (CT) is crucial for diagnosing maxillary sinus aplasia.
CT allows differentiation from other maxillary sinus anomalies.
Accurate diagnosis guides surgical planning and dissection limits.

Implications:

Maxillary sinus aplasia can cause infraorbital/zygomatic esthetic deficits.
Autogenous bone grafting can effectively correct these esthetic deformities.
Early diagnosis and treatment improve patient outcomes.