Pilonidal cyst - Revision history

Ostermayer: Prepared the page for translation

2026-01-04T23:52:29Z

Prepared the page for translation

← Older revision		Revision as of 23:52, 4 January 2026
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			<languages/>
			<translate>

	==Background==		==Background==

	*Sinus is formed by penetration of skin by ingrowing hair		*Sinus is formed by penetration of skin by ingrowing hair
	**Leads to foreign body granuloma reaction, sinus perpetuated by repeated bouts of infection		**Leads to foreign body granuloma reaction, sinus perpetuated by repeated bouts of infection
	*Carcinoma is rare complication of chronic, recurring pilonidal sinus disease		*Carcinoma is rare complication of chronic, recurring pilonidal sinus disease


	==Clinical Features==		==Clinical Features==

	[[File:Pilonidal abscess.jpg\|thumb\|Pilonidal abscess of buttox.]]		[[File:Pilonidal abscess.jpg\|thumb\|Pilonidal abscess of buttox.]]
	*May present as a painless cyst, acute [[abscess]], or recurring cysts with draining sinuses		*May present as a painless cyst, acute [[Special:MyLanguage/abscess\|abscess]], or recurring cysts with draining sinuses
	*Occurs in midline in the upper part of the natal cleft		*Occurs in midline in the upper part of the natal cleft
	**Does not communicate with the anorectum		**Does not communicate with the anorectum
	**Because of proximity to anus can be confused for a perianal abscess		**Because of proximity to anus can be confused for a perianal abscess


	==Differential Diagnosis==		==Differential Diagnosis==

			</translate>
	{{Anorectal DDX}}		{{Anorectal DDX}}
			<translate>


	==Evaluation==		==Evaluation==

	*Clinical		*Clinical


	==Management==		==Management==
	*[[I&D]] - longitudinal incision lateral to sacral midline
	*[[Antibiotics]] only needed if [[cellulitis]] is present		*[[Special:MyLanguage/I&D\|I&D]] - longitudinal incision lateral to sacral midline
			*[[Special:MyLanguage/Antibiotics\|Antibiotics]] only needed if [[Special:MyLanguage/cellulitis\|cellulitis]] is present
	*Refer to surgeon for recurrent disease		*Refer to surgeon for recurrent disease
	**40% recurrence rate		**40% recurrence rate
	**Refer for follicle removal after acute inflammation subsides (~1 wk)<ref>Rosen's 7th Ed</ref>		**Refer for follicle removal after acute inflammation subsides (~1 wk)<ref>Rosen's 7th Ed</ref>


	==See Also==		==See Also==
	*[[Anorectal Disorders]]
			*[[Special:MyLanguage/Anorectal Disorders\|Anorectal Disorders]]


	==References==		==References==

	<references/>		<references/>
	[[Category:GI]]		[[Category:GI]]
	[[Category:Dermatology]]		[[Category:Dermatology]]
			</translate>

Rossdonaldson1: /* Clinical Features */

2020-09-10T17:27:17Z

Clinical Features

← Older revision		Revision as of 17:27, 10 September 2020
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	==Clinical Features==		==Clinical Features==
			[[File:Pilonidal abscess.jpg\|thumb\|Pilonidal abscess of buttox.]]
	*May present as a painless cyst, acute [[abscess]], or recurring cysts with draining sinuses		*May present as a painless cyst, acute [[abscess]], or recurring cysts with draining sinuses
	*Occurs in midline in the upper part of the natal cleft		*Occurs in midline in the upper part of the natal cleft

ClaireLewis at 23:31, 29 September 2019

2019-09-29T23:31:47Z

← Older revision		Revision as of 23:31, 29 September 2019
Line 5:		Line 5:

	==Clinical Features==		==Clinical Features==
	*May present as a painless cyst, acute abscess, or recurring cysts with draining sinuses		*May present as a painless cyst, acute [[abscess]], or recurring cysts with draining sinuses
	*Occurs in midline in the upper part of the natal cleft		*Occurs in midline in the upper part of the natal cleft
	**Does not communicate with the anorectum		**Does not communicate with the anorectum
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	<references/>		<references/>
	[[Category:GI]]		[[Category:GI]]
			[[Category:Dermatology]]

Spenceemmett: /* Background */

2018-10-10T16:01:26Z

Background

← Older revision		Revision as of 16:01, 10 October 2018
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	==Background==		==Background==
	*Sinus is formed by penetration of skin by ingrowing hair		*Sinus is formed by penetration of skin by ingrowing hair
	**Leads to foreign body granuloma reaction, sinus perpetuated by repeated bouts of ~~infectionn~~		**Leads to foreign body granuloma reaction, sinus perpetuated by repeated bouts of infection
	*Carcinoma is rare complication of chronic, recurring pilonidal sinus disease		*Carcinoma is rare complication of chronic, recurring pilonidal sinus disease

Neil.m.young: Text replacement - "==Diagnosis==" to "==Evaluation=="

2016-07-24T20:42:40Z

Text replacement - "==Diagnosis==" to "==Evaluation=="

← Older revision		Revision as of 20:42, 24 July 2016
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	{{Anorectal DDX}}		{{Anorectal DDX}}

	==~~Diagnosis~~==		==Evaluation==
	*Clinical		*Clinical

Rossdonaldson1: Text replacement - "infx" to "infection"

2016-07-08T20:20:28Z

Text replacement - "infx" to "infection"

← Older revision		Revision as of 20:20, 8 July 2016
Line 1:		Line 1:
	==Background==		==Background==
	*Sinus is formed by penetration of skin by ingrowing hair		*Sinus is formed by penetration of skin by ingrowing hair
	**Leads to foreign body granuloma reaction, sinus perpetuated by repeated bouts of ~~infxn~~		**Leads to foreign body granuloma reaction, sinus perpetuated by repeated bouts of infectionn
	*Carcinoma is rare complication of chronic, recurring pilonidal sinus disease		*Carcinoma is rare complication of chronic, recurring pilonidal sinus disease

Neil.m.young: Text replacement - "==Treatment==" to "==Management=="

2016-07-08T10:20:08Z

Text replacement - "==Treatment==" to "==Management=="

← Older revision		Revision as of 10:20, 8 July 2016
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	*Clinical		*Clinical

	==~~Treatment~~==		==Management==
	*[[I&D]] - longitudinal incision lateral to sacral midline		*[[I&D]] - longitudinal incision lateral to sacral midline
	*[[Antibiotics]] only needed if [[cellulitis]] is present		*[[Antibiotics]] only needed if [[cellulitis]] is present

Rossdonaldson1 at 04:52, 14 December 2015

2015-12-14T04:52:50Z

← Older revision		Revision as of 04:52, 14 December 2015
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	*Carcinoma is rare complication of chronic, recurring pilonidal sinus disease		*Carcinoma is rare complication of chronic, recurring pilonidal sinus disease

	==~~Diagnosis~~==		==Clinical Features==
	*May present as a painless cyst, acute abscess, or recurring cysts w/ draining sinuses		*May present as a painless cyst, acute abscess, or recurring cysts with draining sinuses
	*Occurs in midline in the upper part of the natal cleft		*Occurs in midline in the upper part of the natal cleft
	**Does not communicate with the anorectum		**Does not communicate with the anorectum
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	==Differential Diagnosis==		==Differential Diagnosis==
	*Syphilitic and tuberculous granulomas
	*Simple furuncles
	*Fungal infection
	*Sacral osteomyelitis
	{{Anorectal DDX}}		{{Anorectal DDX}}

			==Diagnosis==
			*Clinical

	==Treatment==		==Treatment==
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	*[[Anorectal Disorders]]		*[[Anorectal Disorders]]

	==~~Source~~==		==References==
	~~Tintinalli~~
	<references/>		<references/>
	[[Category:GI]]		[[Category:GI]]

Kxl328 at 00:10, 12 December 2015

2015-12-12T00:10:56Z

← Older revision		Revision as of 00:10, 12 December 2015
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	==Source==		==Source==
	Tintinalli		Tintinalli
			<references/>
	[[Category:GI]]		[[Category:GI]]

Kxl328 at 00:10, 12 December 2015

2015-12-12T00:10:39Z

← Older revision		Revision as of 00:10, 12 December 2015
Line 18:		Line 18:

	==Treatment==		==Treatment==
	*[[I&D]]		*[[I&D]] - longitudinal incision lateral to sacral midline
	*[[Antibiotics]] only needed if [[cellulitis]] is present		*[[Antibiotics]] only needed if [[cellulitis]] is present
	*Refer to surgeon for recurrent disease		*Refer to surgeon for recurrent disease
			**40% recurrence rate
			**Refer for follicle removal after acute inflammation subsides (~1 wk)<ref>Rosen's 7th Ed</ref>

	==See Also==		==See Also==