title: [A 20-year retrospective histoclinical analysis of parotid gland tumors in the ENT Department AM in Katowice].
abstract: BACKGROUND
  Salivary gland neoplasms represent the diverse group of tumours encountered by the head and neck surgeons.
  
  
  METHODS
  The study is analysis of 531 patients with parotid gland tumours in patients treated in ENT Department during 1986-2006. We analysed surgical treatment and intraoperative tumour stage. The results of histological diagnosis were presented.
  
  
  RESULTS
  The frequency of incidence of benign neoplasm was 80%. The most frequent tumour was pleomorphic adenoma--75% and adenolymphoma--16%. Malignant tumours constituted 20% of all gland tumours. Mucoepidermoid (27%) and adenoid cyst (22%) carcinomas were the most common malignant tumour. Tumour stages T3-T4 was in 90%.
authors.affiliation: Katedra i Klinika Laryngologii SlAM w Katowicach.
authors.forename: Tatiana
authors.initials: T
authors.lastname: Gierek
authors.forename: Krystyna
authors.initials: K
authors.lastname: Majzel
authors.forename: Edyta
authors.initials: E
authors.lastname: Jura-Szołtys
authors.forename: Aleksandra
authors.initials: A
authors.lastname: Slaska-Kaspera
authors.forename: Małgorzata
authors.initials: M
authors.lastname: Witkowska
authors.forename: Lucyna
authors.initials: L
authors.lastname: Klimczak-Gołab
mesh_terms: D000230:Adenocarcinoma / Q000453:epidemiology* / Q000473:pathology / Q000601:surgery; D000235:Adenolymphoma / Q000453:epidemiology* / Q000473:pathology / Q000601:surgery; D008949:Adenoma, Pleomorphic / Q000453:epidemiology* / Q000473:pathology / Q000601:surgery; D003528:Carcinoma, Adenoid Cystic / Q000453:epidemiology / Q000473:pathology / Q000601:surgery; D018277:Carcinoma, Mucoepidermoid / Q000453:epidemiology / Q000473:pathology / Q000601:surgery; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D009367:Neoplasm Staging; D010307:Parotid Neoplasms / Q000453:epidemiology* / Q000473:pathology / Q000601:surgery; D011044:Poland / Q000453:epidemiology; D012189:Retrospective Studies