Kuttner tumor

Küttner tumour (KT) is a rare chronic inflammatory disease which affects salivary glands, usually submandibular glands. KT usually affects patients in their fifties and sixties, rarely it can appear among children. Today Küttner tumour is classified as a manifestation of Ig4 associated disease of salivary glands. Tumour was discovered by German surgeon Herman Küttner (1870 - 1932) in 1896.