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Nasopalatine Canal Masquerading as a Periapical Cyst.

T Jones Raja Devathambi¹, Nalini Aswath²

¹Department of Oral Medicine and Radiology, Bharath Institute of Higher Education and Research, Chennai, Tamil Nadu, India.

International Journal of Applied & Basic Medical Research

|March 20, 2024

Summary

Anatomical variations of the nasopalatine canal (NPC) are common but difficult to detect on 2D X-rays. One case highlights how NPC variations can be misdiagnosed as pathology, impacting dental treatment.

Keywords:

Cone-beam computed tomography nasopalatine canal nasopalatine foramen

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Area of Science:

Anatomy
Radiology
Dentistry

Background:

The incisive foramen, also known as the nasopalatine foramen, is a key anatomical landmark in the anterior maxilla.
It serves as the opening for the nasopalatine blood vessels and nerves, connecting to the nasopalatine canal (NPC).

Observation:

Significant variations in the size, shape, position, and number of nasopalatine canals (NPCs) are known to exist.
These anatomical variations are often not discernible on standard two-dimensional radiographic imaging.

Findings:

A specific case illustrates how anatomical variations of the nasopalatine canal (NPC) can be misinterpreted.
This misinterpretation led to a diagnosis of a periapical cyst, which was inaccurate.

Implications:

Accurate identification of nasopalatine canal (NPC) anatomy is crucial for correct diagnosis in endodontics and oral surgery.
Advanced imaging techniques may be necessary to fully appreciate NPC variations and avoid misdiagnosis.
Understanding these anatomical variations can prevent unnecessary dental treatments and improve patient outcomes.