Intraductal papiloma of salivary gland

Intraductal papilloma of salivary gland (also known as an inverted ductal papilloma or sialadenoma papilliferum) is a benign relatively rare salivary gland tumour. '

Epidemiology

They typically arise in adulthood and there may be a slight male predilection.

Pathology

They may show a characteristic endophytic growth pattern and are composed of bulbous papillary projections of basaloid cells dilating and filling the superficial portion of the excretory duct. Histologically, inverted ductal papillomas resemble inverted papilloma of the nose and paranasal sinuses.

Location

They are more commonly encountered in minor salivary glands.

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Article information

rID: 47516
System: Head & Neck
Synonyms or Alternate Spellings:
  • Intraductal papiloma of the salivary glands
  • Intraductal papiloma of the salivary gland
  • Sialadenoma papilliferum

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