Vocal polyp.pptx

Vocal polyps form due to accumulation of fluid in subepithelial layer followed by ingrowth of connective tissues
Mostly affects men b/w 30-50 years
90% solitary & unilateral
May be pedunculated or sessile
Most common near the anterior commissure
They occur due to severe vocal trauma causing vocal cord hemorrhage
Chronic inhalation of irritants (cigarette smoke, industrial fumes)
Gastric reflux
Untreated hypothyroid states
Chronic laryngeal allergy

1. Vocal polyp Dr. Krishna Koirala

2. Vocal Polyp Accumulation of fluid in subepithelial layer followed by ingrowth of connective tissues Mostly affects men b/w 30-50 years 90% solitary & unilateral May be pedunculated or sessile Most common near the anterior commissure

3. Etiopathogenesis Severe vocal trauma causing vocal cord hemorrhage Chronic inhalation of irritants (cigarette smoke, industrial fumes) Gastric reflux Untreated hypothyroid states Chronic laryngeal allergy

4. Clinical features Symptoms Hoarseness Normal voice if polyp hangs in subglottis space Sudden episode of hoarseness may occur due to superior displacement of polyp during phonation Dyspnea due to large polyp Diplophonia

5. Types of vocal polyps Gelatinous Edematous stroma with fibrosis Telangiectatic / hemorrhagic Dilated blood vessels, hemorrhage within polyp Transitional or mixed Dilated blood vessels within gelatinous substance

6. Treatment 1. Micro-laryngoscopy & excision of polyp a. Micro-flap Technique b. Truncation Technique 2. Voice therapy For 1 week before surgery and 3 weeks after surgery