Clinical and morphofunctional aspects of pterygoid hamulus: literature review


  • Nayara Fernanda Barchetta Faculty of Pindamonhangaba – Pindamonhangaba – SP – Brazil.
  • Rodrigo Luís Bravim de Oliveira Faculty of Pindamonhangaba – Pindamonhangaba – SP – Brazil.
  • Vanessa Ávila Sarmento Silveira Faculty of Pindamonhangaba – Pindamonhangaba – SP – Brazil.
  • Horácio Faig-Leite School of Dentistry – Institute of Science and Technology – UNESP – Univ Estadual Paulista – São José dos Campos – SP – Brazil.



The understanding on the pterygoid hamulus (PH) and its anatomical and functional relationship with neighboring structures is of utmost importance to conduct assertive, differential diagnosis and for the prevention of diseases in the region.This study aimed to review the literature on the anatomical and functional PH features, a bone structure sometimes neglected by the dentist. Also, the main pathologies occurring in HP are reported. PH relates with many anatomical elements of the cranium and face involved in a varied physiological processes such as speech and swallowing. The alteration of PH alterations and neighboring structures may cause symptoms similar to other craniofacial disorders hindering the correct diagnosis. PH may be involved in pathologies that should be included in the differential diagnosis from any craniofacial disorders.


Pterygoid hamulus; Pterygoid hamulus syndrome; Bursitis pterygoid hamulus; Anatomy