Tonsillar ring
System
Respiratory
SNOMED CT
56411004
Tonsillar ring
Definition
The circular lymphoid tissue formed by the lingual, pharyngeal, and faucial tonsils.
Also known as anulus lymphoideus pharyngis, oropharyngeal lymphoid tissue, pharyngeal lymphatic ring, pharyngeal lymphoid ring, Waldeyer's ring, Waldeyer's tonsillar ring — per UBERON
The Tonsillar ring is a part of the Respiratory.