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PMC4943791 1679-4508-eins-13-3-0426-gf01 (1).png
Cervical lymphadenitis with adjacent cellulitis

Adenitis is a general term for an inflammation of a gland.[1] Often it is used to refer to lymphadenitis which is the inflammation of a lymph node.[citation needed]


Lymph node adenitis

Lymph adenitis or lymph node adenitis is caused by infection in lymph nodes. The infected lymph nodes typically become enlarged, warm and tender. A swelling of lymph nodes due to growth of lymph cells is called lymphadenopathy. Types include:[citation needed]


Sebaceous adenitis is an inflammation of the sebaceous glands in the skin. These glands normally produce sebum (skin oil, a lipid-rich secretion) which prevents drying of the skin.[citation needed]


  1. "Adenitis" at Dorland's Medical Dictionary
  2. Ellis H, Calne R, Watson C. Lecture Notes on General Surgery tenth edition, p. 28. ISBN 0-632-06371-8

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