Waldeyer's tonsillar ring
The lymphoid ring of the nasopharynx. A ring of lymphoid tissue that encircles the nasopharynx and oropharynx. It is formed by the lymphatic tissue of the pharynx, the palatine tonsil, and the lingual tonsil, as well as other collections of lymph tissue in the area
- W. von Waldeyer-Hartz:
Ueber den lymphatischen Apparat des Pharynx.
Deutsche medizinische Wochenschrift, Berlin, 1884, 10: 313.
Beiträge zur normalen und vergleichenden Anatomie des Pharynx mit besonderer Beziehung auf dem Schlingweg.
Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin, 1886, 12: 233-250.
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