[Luschka's or Thornwald's pharyngeal bursa].
The normal pharyngeal bursa can be projected in the supero-posterior aspect of the nasopharynx near the lower end of the pharyngeal tonsil. If the orifice became occluded, a pseudotumoral cyst, known as Thornwald's cyst or disease, may develop.
D003560:Cysts / Q000000981:diagnostic imaging; D006801:Humans; D010608:Pharyngeal Diseases / Q000000981:diagnostic imaging*; D010614:Pharynx / Q000000981:diagnostic imaging*; D011859:Radiography
Bourse pharyngienne de Luschka ou Thornwald.