
Hydatid cyst or Echinococcosis is a parasitic disease caused by tapeworm. Dog being the definitive host, this disease is common worldwide. Hydatid disease is most commonly caused by E. granulosus. Liver and lung are the frequently affected organs. It is a chronic disease and cyst can be localized in different organs. Incidence of hydatid cyst in head and neck region is extremely rare. This is a case report emphasis on extremely rare presentation of hydatid cyst in buccal vestibule.