Probability of Needing a Tonsillectomy

Tonsillectomy is one of the most commonly performed surgical procedures in the United States, with approximately 530,000 procedures performed in children under 15 each year and about 680,000 total (including adults). The lifetime probability of undergoing a tonsillectomy is approximately 5% in the US, though it was much higher in previous decades.

The two primary indications for tonsillectomy are obstructive sleep-disordered breathing (which has become the most common indication, accounting for about 80% of pediatric tonsillectomies) and recurrent tonsillitis (defined as 7+ episodes in 1 year, 5+/year for 2 years, or 3+/year for 3 years). Adult tonsillectomy is less common but performed for chronic tonsillitis, peritonsillar abscess, and suspected malignancy.

Recovery typically takes 10-14 days, with significant throat pain managed by pain medications, fluids, and soft foods. Complication rates are low but include post-operative hemorrhage (about 3-5%, usually occurring 5-10 days after surgery), dehydration, and rarely, velopharyngeal insufficiency. Intracapsular tonsillectomy (partial removal) has gained popularity for sleep-disordered breathing, as it causes less pain and has lower bleeding risk.