View source for Adenitis

{{Short description|Inflammation of a gland}}
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'''Adenitis''' is a general term for an [[inflammation]] of a [[gland]].<ref>{{DorlandsDict|one/000001524|Adenitis}}</ref> Often it is used to refer to [[lymphadenitis]] which is the inflammation of a [[lymph node]].{{citation needed|date=March 2022}}

==Classification==

===Lymph node adenitis===
{{main|lymphadenitis}}
''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|date=March 2021}}
* Neck
** '''Cervical adenitis''' is an inflammation of a lymph node in the [[neck]].
** '''Tuberculous adenitis''' ([[scrofula]]) is a tuberculous infection of the skin of the neck caused by ''[[Mycobacterium tuberculosis]]''. Non-tuberculous adenitis can also be caused by ''[[Mycobacterium scrofulaceum]]'' or ''[[Mycobacterium avium]]''.
* Abdomen
** '''Mesenteric adenitis''' is an inflammation of the [[mesentery|mesenteric]] lymph nodes in the abdomen. It can be caused by the bacterium ''[[Yersinia enterocolitica]]''.<ref>Ellis H, Calne R, Watson C. ''Lecture Notes on General Surgery'' tenth edition, p. 28. {{ISBN|0-632-06371-8}}</ref> If it occurs in the right lower quadrant, it can be mistaken for acute [[appendicitis]], often preceded by a sore throat. Clinical manifestations may include fever, right lower quadrant abdominal pain, nausea, and vomiting. Most often occurs in children age 5–14.

===Other===
'''Sebaceous adenitis''' is an inflammation of the [[sebaceous gland]]s
in the skin. These glands normally produce [[sebum]] (skin oil, a lipid-rich secretion) which prevents drying of the skin.{{citation needed|date=March 2021}}

==References==
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== External links ==
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{{Inflammation}}
{{Lymphatic disease}}

[[Category:Infectious diseases]]
[[Category:Lymphatic organ diseases]]