[A rare case of multiple neoplasms of parotid gland: adenolymphoma and squamous cell carcinoma]. / Rzadki przypadek pierwotnego mnogiego nowotworu slinianki przyusznej: gruczolakotorbielaka limfatycznego i raka plaskonablonkowego.

The authors have presented a very rare case of multiple primary neoplasms of parotid gland: adenolymphoma and squamous cell carcinoma. Primary multiple neoplasms and multifocal neoplasms are a very complex problem and therefore have been a topic of many articles. The authors describe mechanism of origin, frequency of occurrence, possibilities of diagnostics. The main reason of these neoplasms origin are simultaneously exposure of the tissue to damaging factors and special tissue sensitivity.