Salivary Gland Tumours Flashcards
What is the aetiology of salivary gland tumours.
80% involve the parotid gland.
Where do the majority of salivary gland tumours of the parotid salivary gland occur.
80% in the superficial lobe.
What are the main two pathologies of salivary gland tumours.
Benign.
Malignant.
What are most benign salivary gland tumours.
80% are pleomorphic adenomas.
What are most malignant salivary gland tumours,
Pleomorphioc adenoma.
What are the symptoms of salivary gland tumours. (2)
Salivary gland lump.
Pain.
What are the physical signs of malignant salivary gland tumours. (2)
Palpable swelling.
May have evidence of facial nerve (VII) involvement (as CNVII passes through the parotid).
What percentage of cancers worldwide are salivary gland tumours responsible for.
3%
What occurs to 15% of pleomorphic adenomas of the parotid gland.
Malignant transformation.
What are the three main pairs of salivary glands.
Parotid gland.
Submandibular gland.
Sublingual gland.
What is a classic sign of a parotid gland tumour.
Deflection of the earlobe outwards.
When do pleomorphic adenomas present.
In middle age.
How quickly do pleomorphic adenomas grow.
Slowly.
What is Warthin’s tumour.
An adenolymphoma of the salivary gland.
Who usually gets adenolymphomas.
Usually older men.
