Pediculosis - Revision history

Rossdonaldson1: /* Clinical Features */

2022-05-27T23:13:49Z

Clinical Features

← Older revision		Revision as of 23:13, 27 May 2022
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	==Clinical Features==		==Clinical Features==
			[[File:When is it a nit .png\|thumb\|Lice vs. Common Hair Debris.]]
	[[File:PMC2843630 pntd.0000641.g004.png\|thumb\|Heavily infested hair with pediculus humanus capitis (arrow).]]		[[File:PMC2843630 pntd.0000641.g004.png\|thumb\|Heavily infested hair with pediculus humanus capitis (arrow).]]
	[[File:PMC4056717 abd-89-03-0513-g01.png\|thumb\|Massive infestation of pediculus humanus corporis of: (A) head (B) beard and (C, D) pubis.]]		[[File:PMC4056717 abd-89-03-0513-g01.png\|thumb\|Massive infestation of pediculus humanus corporis of: (A) head (B) beard and (C, D) pubis.]]

Rossdonaldson1: /* Clinical Features */

2022-05-27T23:12:32Z

Clinical Features

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 ===Pthirus pubis===
 *Groin [[rash]] and [[pruritus]] (most frequent symptoms)
 ==Differential Diagnosis==

Bjzimmer: /* Management */

2019-12-25T23:04:47Z

Management

← Older revision		Revision as of 23:04, 25 December 2019
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	==Management==		==Management==
			*Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner.
	{{Lice treatment}}		{{Lice treatment}}

	*Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner.

	==Disposition==		==Disposition==

Dudrea: /* Management */

2019-12-20T02:56:02Z

Management

← Older revision		Revision as of 02:56, 20 December 2019
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	{{Lice treatment}}		{{Lice treatment}}

	**Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner.		*Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner.

	==Disposition==		==Disposition==

ClaireLewis at 22:10, 15 September 2019

2019-09-15T22:10:22Z

← Older revision		Revision as of 22:10, 15 September 2019
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	===Pediculus humanus capitis===		===Pediculus humanus capitis===
	*May see live mites or nits (egg sacks) on hair shaft close to scalp		*May see live mites or nits (egg sacks) on hair shaft close to scalp
	*May be asymptomatic or pruritic		*May be asymptomatic or [[pruritus\|pruritic]]

	===Pediculus humanus corporis===		===Pediculus humanus corporis===
	*Rash and pruritus		*[[Rash]] and [[pruritus]]

	===Pthirus pubis===		===Pthirus pubis===
	*Groin rash and pruritus (most frequent symptoms)		*Groin [[rash]] and [[pruritus]] (most frequent symptoms)

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

Rossdonaldson1: /* Background */

2019-06-25T22:42:44Z

Background

← Older revision		Revision as of 22:42, 25 June 2019
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	===Transmission===		===Transmission===
	*Pediculus humanus capitis		*Pediculus humanus capitis^
	**Affects millions of school-age children all over the world		**Affects millions of school-age children all over the world
	**Transmission is by close head-to-head contact and rarely through fomites such as hats, clothes, or pillowcases		**Transmission is by close head-to-head contact and rarely through fomites such as hats, clothes, or pillowcases

Rossdonaldson1: /* Transmission */

2019-06-25T22:42:09Z

Transmission

← Older revision		Revision as of 22:42, 25 June 2019
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	**Propagated when clothes are not washed or changed regularly		**Propagated when clothes are not washed or changed regularly
	**Usually affect homeless people, displaced persons, or prisoners in poor conditions		**Usually affect homeless people, displaced persons, or prisoners in poor conditions
	**Vector for Rickettsia prowazekii ([[epidemic typhus]]), Borellia recurrentis ([[relapsing fever]])~~, and~~ Bartonella quintana ([[trench fever]]).		**Vector for:
			***Rickettsia prowazekii ([[epidemic typhus]])
			***Borellia recurrentis ([[relapsing fever]])
			***Bartonella quintana ([[trench fever]])
	*Pthirus pubis		*Pthirus pubis
	**Infests pubic hair and occasionally other hairy areas, such as eye lashes		**Infests pubic hair and occasionally other hairy areas, such as eye lashes

Rossdonaldson1 at 22:41, 25 June 2019

2019-06-25T22:41:04Z

← Older revision		Revision as of 22:41, 25 June 2019
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	[[File:Louse diagram, Micrographia, Robert Hooke, 1667.jpg\|thumb\|Drawing of a louse clinging to a human hair.]]		[[File:Louse diagram, Micrographia, Robert Hooke, 1667.jpg\|thumb\|Drawing of a louse clinging to a human hair.]]
	*Caused by lice/louse: small wingless insects, dorsoventrally flattened, with reduced or no eyes and enlarged tarsal claws for clinging<ref>https://parasite.org.au/para-site/contents/arthropod-intoduction.html</ref>		*Caused by lice/louse: small wingless insects, dorsoventrally flattened, with reduced or no eyes and enlarged tarsal claws for clinging<ref>https://parasite.org.au/para-site/contents/arthropod-intoduction.html</ref>

	~~===Transmission===~~
	*Pediculus humanus capitis affects millions of school-age children all over the world.
	**Transmission is by close head-to-head contact and rarely through fomites such as hats, clothes, or pillowcases.
	*Pediculus humanus corporis are propagated when clothes are not washed or changed regularly and usually affect homeless people, displaced persons, or prisoners in poor conditions.
	**Vector for Rickettsia prowazekii ([[epidemic typhus]]), Borellia recurrentis ([[relapsing fever]]), and Bartonella quintana ([[trench fever]]).
	*Pthirus pubis infests pubic hair and occasionally other hairy areas, such as eye lashes.
	**Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner.

	===Taxonomy of Human Lice===		===Taxonomy of Human Lice===
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	*''Pthirus pubis''		*''Pthirus pubis''
	**Pubic louse		**Pubic louse

			===Transmission===
			*Pediculus humanus capitis
			**Affects millions of school-age children all over the world
			**Transmission is by close head-to-head contact and rarely through fomites such as hats, clothes, or pillowcases
			*Pediculus humanus corporis
			**Propagated when clothes are not washed or changed regularly
			**Usually affect homeless people, displaced persons, or prisoners in poor conditions
			**Vector for Rickettsia prowazekii ([[epidemic typhus]]), Borellia recurrentis ([[relapsing fever]]), and Bartonella quintana ([[trench fever]]).
			*Pthirus pubis
			**Infests pubic hair and occasionally other hairy areas, such as eye lashes
			**Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner.

	^Most common<ref>https://www.paho.org/hq/index.php?option=com_content&view=article&id=14106:ectoparasitoses-general-info&Itemid=40370&lang=en</ref>		^Most common<ref>https://www.paho.org/hq/index.php?option=com_content&view=article&id=14106:ectoparasitoses-general-info&Itemid=40370&lang=en</ref>
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	[[File:PMC2843630 pntd.0000641.g004.png\|thumb\|Heavily infested hair with pediculus humanus capitis (arrow).]]		[[File:PMC2843630 pntd.0000641.g004.png\|thumb\|Heavily infested hair with pediculus humanus capitis (arrow).]]
	[[File:PMC4056717 abd-89-03-0513-g01.png\|thumb\|Massive infestation of pediculus humanus corporis of: (A) head (B) beard and (C, D) pubis.]]		[[File:PMC4056717 abd-89-03-0513-g01.png\|thumb\|Massive infestation of pediculus humanus corporis of: (A) head (B) beard and (C, D) pubis.]]
			===Pediculus humanus capitis===
	*May see live mites or nits (egg sacks) on hair shaft close to scalp		*May see live mites or nits (egg sacks) on hair shaft close to scalp
	*May be asymptomatic or pruritic		*May be asymptomatic or pruritic

	Rash and pruritus ~~are the~~ most frequent symptoms.		===Pediculus humanus corporis===
			*Rash and pruritus

			===Pthirus pubis===
			*Groin rash and pruritus (most frequent symptoms)

	==Differential Diagnosis==		==Differential Diagnosis==
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	==Management==		==Management==
	{{Lice treatment}}		{{Lice treatment}}

			**Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner.

	==Disposition==		==Disposition==

Rossdonaldson1: /* Clinical Features */

2019-06-25T22:38:15Z

Clinical Features

← Older revision		Revision as of 22:38, 25 June 2019
Line 26:		Line 26:
	*May be asymptomatic or pruritic		*May be asymptomatic or pruritic

			Rash and pruritus are the most frequent symptoms.

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

Rossdonaldson1: /* Background */

2019-06-25T22:38:01Z

Background

← Older revision		Revision as of 22:38, 25 June 2019
Line 3:		Line 3:
	*Caused by lice/louse: small wingless insects, dorsoventrally flattened, with reduced or no eyes and enlarged tarsal claws for clinging<ref>https://parasite.org.au/para-site/contents/arthropod-intoduction.html</ref>		*Caused by lice/louse: small wingless insects, dorsoventrally flattened, with reduced or no eyes and enlarged tarsal claws for clinging<ref>https://parasite.org.au/para-site/contents/arthropod-intoduction.html</ref>

			===Transmission===
	*Pediculus humanus capitis affects millions of school-age children all over the world.		*Pediculus humanus capitis affects millions of school-age children all over the world.
	**Transmission is by close head-to-head contact and rarely through fomites such as hats, clothes, or pillowcases.		**Transmission is by close head-to-head contact and rarely through fomites such as hats, clothes, or pillowcases.
	*Pediculus humanus corporis~~, which attach to clothes,~~ are propagated when clothes are not washed or changed regularly, and usually affect homeless people, displaced persons, or prisoners in poor conditions.		*Pediculus humanus corporis are propagated when clothes are not washed or changed regularly and usually affect homeless people, displaced persons, or prisoners in poor conditions.
	**Vector for Rickettsia prowazekii ([[epidemic typhus]]), Borellia recurrentis ([[relapsing fever]]), and Bartonella quintana ([[trench fever]]).		**Vector for Rickettsia prowazekii ([[epidemic typhus]]), Borellia recurrentis ([[relapsing fever]]), and Bartonella quintana ([[trench fever]]).
	*Pthirus pubis infests pubic hair and occasionally other hairy areas, such as eye lashes.		*Pthirus pubis infests pubic hair and occasionally other hairy areas, such as eye lashes.
	**Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner~~. Rash and pruritus are the most frequent symptoms~~.		**Usually transmitted during intimate body contact, such as during sexual intercourse. Treatment must therefore include the patient's partner.

	===Taxonomy of Human Lice===		===Taxonomy of Human Lice===