Other tumors of
ceruminous gland origin, includes ceruminous pleomorphic adenoma, Ceruminous syringocystadenoma papilliferum and ceruminous adenocarcinoma and tumors seen around this anatomical site comprise of neuroendocrine adenoma of the middle ear, parotid pleomorphic adenoma, meningioma and paraganglioma.
(1-3)
Ceruminous glands are modified apocrine glands of the external auditory meatus; they rarely give rise to malignant change.
Benign or malignant tumor can develop in external ear of dogs and cats, and arise from apocrine or
ceruminous glands that line the ear.
Adenoid cystic carcinomas of the
ceruminous gland (ACCCGs) are morphologically similar to the more commonly encountered salivary gland tumors.
Based on the finding, tumor was confirmed as
ceruminous gland adenoma.
Ceruminous glands in ear meatus of domestic fowl: morphology, histochemistry and ultrastructure.
The affected dogs were typically presented with swelling and erythema of epithelial tissue of ear canal, increased discharge from
ceruminous glands head shaking and behaviour suggesting of otic pain and pruritus (Gottlehf, 2000).
is the secretion of the
ceruminous glands in the skin of the outer ear canal.