Toxic megacolon diagnostic study of choice: Difference between revisions
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{{Toxic megacolon}} | {{Toxic megacolon}} | ||
{{CMG}}; {{AE}} | {{CMG}}; {{AE}} {{F.K}} | ||
==Overview== | ==Overview== | ||
The | The diagnostic criteria for toxic megacolon is Jalan diagnostic criteria. It is based on clinical findings, [[physical exam]] signs and lab findings. | ||
==Diagnostic study of choice== | |||
===Diagnostic criteria=== | |||
The diagnosis of | *The diagnosis of toxic megacolon is based on the Jalan's criteria, which includes:<ref name="GanBeck2003">{{cite journal|last1=Gan|first1=S. Ian|last2=Beck|first2=P. L.|title=A new look at toxic megacolon: an update and review of incidence, etiology, pathogenesis, and management|journal=The American Journal of Gastroenterology|volume=98|issue=11|year=2003|pages=2363–2371|issn=0002-9270|doi=10.1111/j.1572-0241.2003.07696.x}}</ref><ref name="pmid5305933">{{cite journal |vauthors=Jalan KN, Sircus W, Card WI, Falconer CW, Bruce CB, Crean GP, McManus JP, Small WP, Smith AN |title=An experience of ulcerative colitis. I. Toxic dilation in 55 cases |journal=Gastroenterology |volume=57 |issue=1 |pages=68–82 |year=1969 |pmid=5305933 |doi= |url=}}</ref> | ||
*#[[Fever]] > 101.5°F (38.6°C) | |||
*#[[Heart rate]] > 120 beats/min | |||
*#[[White blood cell count]] > 10.5 (109/L) | |||
The | *#[[Anemia]] | ||
*#Fever >101.5°F (38.6°C) | |||
*#Heart rate >120 beats/min | |||
*#White blood cell count >10.5 (109/L) | |||
*#Anemia | |||
*#Plus one of the following criteria: | *#Plus one of the following criteria: | ||
*#*Dehydration | *#*[[Dehydration]] | ||
*#*Mental changes | *#*Mental changes | ||
*#*Electrolyte disturbances | *#*[[Electrolyte disturbances]] | ||
*#*Hypotension | *#*[[Hypotension]] | ||
=== Interpretation of criteria === | |||
In order to make a diagnosis of toxic megacolon, the features numbered 1-4 should all be present plus one of either dehydration, [[mental]] changes, [[electrolyte disturbances]] or [[hypotension]] should also be present. | |||
==References== | ==References== | ||
Latest revision as of 15:37, 28 November 2017
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Farima Kahe M.D. [2]
Overview
The diagnostic criteria for toxic megacolon is Jalan diagnostic criteria. It is based on clinical findings, physical exam signs and lab findings.
Diagnostic study of choice
Diagnostic criteria
- The diagnosis of toxic megacolon is based on the Jalan's criteria, which includes:[1][2]
- Fever > 101.5°F (38.6°C)
- Heart rate > 120 beats/min
- White blood cell count > 10.5 (109/L)
- Anemia
- Plus one of the following criteria:
- Dehydration
- Mental changes
- Electrolyte disturbances
- Hypotension
Interpretation of criteria
In order to make a diagnosis of toxic megacolon, the features numbered 1-4 should all be present plus one of either dehydration, mental changes, electrolyte disturbances or hypotension should also be present.
References
- ↑ Gan, S. Ian; Beck, P. L. (2003). "A new look at toxic megacolon: an update and review of incidence, etiology, pathogenesis, and management". The American Journal of Gastroenterology. 98 (11): 2363–2371. doi:10.1111/j.1572-0241.2003.07696.x. ISSN 0002-9270.
- ↑ Jalan KN, Sircus W, Card WI, Falconer CW, Bruce CB, Crean GP, McManus JP, Small WP, Smith AN (1969). "An experience of ulcerative colitis. I. Toxic dilation in 55 cases". Gastroenterology. 57 (1): 68–82. PMID 5305933.