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Related Experiment Video

Updated: May 31, 2026

Investigating the Three-dimensional Flow Separation Induced by a Model Vocal Fold Polyp

Investigating the Three-dimensional Flow Separation Induced by a Model Vocal Fold Polyp

Published on: February 3, 2014

[Pharyngeal fibrovascular polyp].

Hayet Dali¹, Beatrix Barry, Michel Wassef

¹Service d'anatomie et de cytologie pathologiques, université Paris 7, hôpital Bichat Claude-Bernard, AP-HP, 46, rue Henri-Huchard, 75018 Paris, France. hayetdali@gmail.com

Annales De Pathologie

|July 9, 2011

Summary

Giant fibrovascular polyps are rare, benign tumors typically found in the esophagus. This case highlights a rare hypopharyngeal location, emphasizing the need for awareness of these potentially symptomatic lesions.

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Area of Science:

Gastroenterology
Otolaryngology
Pathology

Background:

Giant fibrovascular polyps are uncommon, benign tumors originating from the esophagus.
They predominantly affect middle-aged men, with a reported average age of 53 years.
While typically located in the upper esophagus, they can rarely occur in the hypopharynx.

Observation:

A case of a giant fibrovascular polyp in the hypopharynx of a 46-year-old man is presented.
These lesions are often asymptomatic and detected incidentally during endoscopy.
However, significant growth can lead to digestive or respiratory complications.

Findings:

Histologically, these polyps are characterized by a mix of fibrous and lipomatous tissue with rich vascularization.
The surface is covered by normal squamous epithelium.
Polyp formation is attributed to a lack of muscular support and pressure dynamics during esophageal peristalsis.

Implications:

This case expands the known anatomical distribution of giant fibrovascular polyps.
Awareness of hypopharyngeal fibrovascular polyps is crucial for accurate diagnosis and management.
Understanding the pathogenesis may guide future research into polyp development.