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Related Concept Videos

Pharynx01:20

Pharynx

The pharynx, a tubular structure framed by skeletal muscle and lined with mucous membrane, extends continuously from the nasal cavities. It is segmented into three major areas: the nasopharynx, oropharynx, and laryngopharynx.
Nasopharynx
The nasopharynx, bordered by the conchae of the nasal cavity, serves exclusively as an air conduit. In its superior region, the pharyngeal tonsils or adenoids are located. These tonsils are clusters of lymphoid reticular tissue akin to a lymph node. The precise...
Oral Cavity01:11

Oral Cavity

The oral cavity, or the mouth, is a complex structure in humans that plays a vital role in our day-to-day lives. Its role is not only in chewing and swallowing food; it also plays a role in speech and facial expressions.
Teeth: The teeth are the hardest structures in our bodies. Humans have two sets of teeth throughout their lifetime: deciduous (baby) teeth and permanent teeth. Each tooth consists of several parts: the crown (visible part), the root (embedded in the jaw), enamel (hard outer...
Suctioning the Oropharyngeal Airway01:25

Suctioning the Oropharyngeal Airway

In preparing for oropharyngeal airway suctioning, a nurse must gather all necessary equipment, including a suction unit with tubing, a prepackaged suction kit, sterile gloves, water or saline for irrigation, a water-soluble lubricant, and additional personal protective equipment (such as a gown, mask, and goggles) to control infections.
After assembling the equipment, the nurse should practice hand hygiene and don appropriate PPE according to infection control guidelines to avoid the...
Tooth Anatomy01:21

Tooth Anatomy

The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.
Teeth01:15

Teeth

The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...
The Oral Microbiota01:27

The Oral Microbiota

The oral microbiome includes a complex ecosystem comprising over 700 microbial species, identified through genomic sequencing and culture-based analyses to date. This community includes a core microbiome, found universally among individuals, and a variable component influenced by environmental factors such as diet, lifestyle, and host genetics. Site-specific conditions, including oxygen gradients, pH levels, and nutrient availability, determine the spatial distribution of these microorganisms...

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Related Experiment Video

Updated: May 26, 2026

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection
04:04

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection

Published on: August 15, 2025

Tooth in oropharynx.

D Nagarajappa1, Bs Manjunatha

  • 1Department of Oral and Maxillofacial Surgery, SJM Dental College and Hospital, Chitradurga, India.

Journal of Oral and Maxillofacial Pathology : JOMFP
|December 7, 2011
PubMed
Summary

Ectopic teeth, particularly in young children, are rare and often lack a clear cause. This case report details an extremely unusual instance of an ectopic supernumerary tooth found in the oropharynx of a four-year-old boy.

Area of Science:

  • Dentistry
  • Oral and Maxillofacial Surgery
  • Pediatric Dentistry

Background:

  • Ectopic teeth, or teeth erupting in an abnormal position, are increasingly reported.
  • Ectopic teeth during the deciduous dentition period are exceptionally rare, with limited data on their etiology and characteristics.
  • Associated conditions include cleft lip and palate, cleidocranial dysplasia, and Gardner syndrome.

Observation:

  • A rare case of an ectopic maxillary tooth in a 4-year-old boy is presented.
  • A concurrent case involved a young patient with a tooth located in the oropharynx, a highly unusual presentation.
  • The oropharyngeal tooth case is believed to be the first documented instance of an ectopic supernumerary tooth in this location with a non-traumatic etiology.

Findings:

  • Diagnosis of ectopic teeth relies on clinical and radiological examinations.
Keywords:
Ectopic eruptionectopic toothextractionoropharynx

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  • Extraction is typically indicated by symptomatic presentation or the need to prevent future complications.
  • This report highlights an extremely rare oropharyngeal ectopic supernumerary tooth.

    • Implications:

    • This case expands the understanding of ectopic tooth presentation, particularly in pediatric patients.
    • It underscores the importance of thorough diagnostic evaluation for unusual dental anomalies.
    • Further research into the etiology and management of rare ectopic tooth presentations is warranted.