X-linked hypertrichosis - Revision history

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			{{SI}}
			{{Infobox medical condition
			\| name = X-linked hypertrichosis
			\| image = [[File:X-linked_dominant.svg\|200px]]
			\| caption = X-linked dominant pattern
			\| synonyms = Congenital generalized hypertrichosis
			\| field = [[Dermatology]], [[Genetics]]
			\| symptoms = Excessive hair growth
			\| onset = Congenital
			\| duration = Lifelong
			\| causes = [[Genetic mutation]]
			\| risks = [[X-linked dominant]] inheritance
			\| diagnosis = [[Clinical diagnosis]], [[Genetic testing]]
			\| differential = [[Hirsutism]], [[Hypertrichosis lanuginosa]]
			\| treatment = [[Laser hair removal]], [[Electrolysis (cosmetology)\|Electrolysis]]
			\| frequency = Rare
			}}
	{{DISPLAYTITLE:X-linked hypertrichosis}}		{{DISPLAYTITLE:X-linked hypertrichosis}}

	~~== X-linked Hypertrichosis ==~~
	~~[[File:X-linked dominant.svg\|thumb\|right\|Diagram illustrating X-linked dominant inheritance.]]~~
	'''X-linked hypertrichosis''' is a rare genetic condition characterized by excessive hair growth over the body. This condition is inherited in an [[X-linked dominant]] pattern, meaning that the gene responsible for the condition is located on the [[X chromosome]], and only one copy of the altered gene is sufficient to cause the disorder in both males and females.		'''X-linked hypertrichosis''' is a rare genetic condition characterized by excessive hair growth over the body. This condition is inherited in an [[X-linked dominant]] pattern, meaning that the gene responsible for the condition is located on the [[X chromosome]], and only one copy of the altered gene is sufficient to cause the disorder in both males and females.

	== Clinical Features ==		== Clinical Features ==
	Individuals with X-linked hypertrichosis exhibit excessive hair growth, which can vary in severity. The hair is typically long and thick, and it can cover large areas of the body, including the face, arms, and back. The condition is present from birth and persists throughout life.		Individuals with X-linked hypertrichosis exhibit excessive hair growth, which can vary in severity. The hair is typically long and thick, and it can cover large areas of the body, including the face, arms, and back. The condition is present from birth and persists throughout life.

	== Genetic Basis ==		== Genetic Basis ==
	X-linked hypertrichosis is caused by mutations in a gene located on the X chromosome. The specific gene involved has not been definitively identified, but it is believed to affect the regulation of hair growth. Because the condition is X-linked dominant, both males and females can be affected, although the pattern of inheritance can lead to more severe manifestations in males.		X-linked hypertrichosis is caused by mutations in a gene located on the X chromosome. The specific gene involved has not been definitively identified, but it is believed to affect the regulation of hair growth. Because the condition is X-linked dominant, both males and females can be affected, although the pattern of inheritance can lead to more severe manifestations in males.

	== Inheritance Pattern ==		== Inheritance Pattern ==
	The inheritance pattern of X-linked hypertrichosis is X-linked dominant. This means that if a mother carries the gene, there is a 50% chance that her children, regardless of gender, will inherit the condition. If a father carries the gene, all of his daughters will inherit the condition, but none of his sons will, as sons inherit their father's Y chromosome.		The inheritance pattern of X-linked hypertrichosis is X-linked dominant. This means that if a mother carries the gene, there is a 50% chance that her children, regardless of gender, will inherit the condition. If a father carries the gene, all of his daughters will inherit the condition, but none of his sons will, as sons inherit their father's Y chromosome.

	== Diagnosis ==		== Diagnosis ==
	Diagnosis of X-linked hypertrichosis is primarily based on clinical examination and family history. Genetic testing can be used to confirm the diagnosis by identifying mutations in the gene responsible for the condition.		Diagnosis of X-linked hypertrichosis is primarily based on clinical examination and family history. Genetic testing can be used to confirm the diagnosis by identifying mutations in the gene responsible for the condition.

	== Management ==		== Management ==
	There is no cure for X-linked hypertrichosis, but management focuses on cosmetic and psychological support. Hair removal techniques, such as laser hair removal or electrolysis, can be used to reduce hair growth. Psychological support may be necessary to help individuals cope with the social and emotional impact of the condition.		There is no cure for X-linked hypertrichosis, but management focuses on cosmetic and psychological support. Hair removal techniques, such as laser hair removal or electrolysis, can be used to reduce hair growth. Psychological support may be necessary to help individuals cope with the social and emotional impact of the condition.
			== See also ==
	== ~~Related Pages~~ ==
	* [[Hypertrichosis]]		* [[Hypertrichosis]]
	* [[Genetic disorders]]		* [[Genetic disorders]]
	* [[X-linked inheritance]]		* [[X-linked inheritance]]

	[[Category:Genetic disorders]]		[[Category:Genetic disorders]]
	[[Category:Dermatology]]		[[Category:Dermatology]]

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	~~'''Vitreology''' is the branch of [[medicine]] that deals with the study and treatment of the [[vitreous body]] in the [[human eye]]. It is a specialized field within [[ophthalmology]].~~		{{DISPLAYTITLE:X-linked hypertrichosis}}

	== ~~Overview~~ ==		== X-linked Hypertrichosis ==
			[[File:X-linked dominant.svg\|thumb\|right\|Diagram illustrating X-linked dominant inheritance.]]
			'''X-linked hypertrichosis''' is a rare genetic condition characterized by excessive hair growth over the body. This condition is inherited in an [[X-linked dominant]] pattern, meaning that the gene responsible for the condition is located on the [[X chromosome]], and only one copy of the altered gene is sufficient to cause the disorder in both males and females.

	The ~~vitreous body~~ is ~~a clear~~, jelly-like substance that fills the space between the [[lens]] and the [[retina]] of the eye. It helps to maintain the eye's shape and allows light to pass through to the retina. Vitreology involves the diagnosis and ~~treatment~~ of ~~conditions and diseases that affect~~ the ~~vitreous~~ body, including ~~[[vitreous detachment]]~~, ~~[[vitreous hemorrhage]]~~, and ~~[[vitreous floaters]]~~.		== Clinical Features ==
			Individuals with X-linked hypertrichosis exhibit excessive hair growth, which can vary in severity. The hair is typically long and thick, and it can cover large areas of the body, including the face, arms, and back. The condition is present from birth and persists throughout life.

	== ~~Conditions and Diseases~~ ==		== Genetic Basis ==
			X-linked hypertrichosis is caused by mutations in a gene located on the X chromosome. The specific gene involved has not been definitively identified, but it is believed to affect the regulation of hair growth. Because the condition is X-linked dominant, both males and females can be affected, although the pattern of inheritance can lead to more severe manifestations in males.

	==~~= Vitreous Detachment =~~==		== Inheritance Pattern ==
			The inheritance pattern of X-linked hypertrichosis is X-linked dominant. This means that if a mother carries the gene, there is a 50% chance that her children, regardless of gender, will inherit the condition. If a father carries the gene, all of his daughters will inherit the condition, but none of his sons will, as sons inherit their father's Y chromosome.

	~~[[Vitreous detachment]]~~ is ~~a condition~~ in ~~which~~ the ~~vitreous body separates from~~ the ~~retina. This can occur as a result of aging, eye trauma, or certain eye diseases. Symptoms may include floaters, flashes of light, or a decrease in peripheral vision~~.		== Diagnosis ==
			Diagnosis of X-linked hypertrichosis is primarily based on clinical examination and family history. Genetic testing can be used to confirm the diagnosis by identifying mutations in the gene responsible for the condition.

	==~~= Vitreous Hemorrhage =~~==		== Management ==
			There is no cure for X-linked hypertrichosis, but management focuses on cosmetic and psychological support. Hair removal techniques, such as laser hair removal or electrolysis, can be used to reduce hair growth. Psychological support may be necessary to help individuals cope with the social and emotional impact of the condition.

	[[~~Vitreous hemorrhage~~]] is a condition in which blood leaks into the vitreous body. This can occur as a result of a retinal tear or detachment, diabetic retinopathy, or an eye injury. Symptoms may include sudden or gradual vision loss, floaters, or blurry vision.		== Related Pages ==
			* [[Hypertrichosis]]
			* [[Genetic disorders]]
			* [[X-linked inheritance]]

	~~=== Vitreous Floaters ===~~		[[Category:Genetic disorders]]
			[[Category:Dermatology]]
	[[Vitreous floaters]] are small specks or clouds that move in your field of vision. They are caused by small pieces of the vitreous body that break loose and float in the clear gel-like substance in the back of the eye. While they can be annoying, they are usually harmless and often fade over time.

	~~== Treatment ==~~

	Treatment for conditions and diseases of the vitreous body depends on the specific condition and its severity. Options may include observation, medication, laser treatment, or surgery, such as a [[vitrectomy]].

	~~== See Also ==~~

	* [[Ophthalmology]]
	* [[Retina]]
	* [[Lens (anatomy)]]

	~~[[Category:Medical specialties]]~~
	[[Category:~~Ophthalmology~~]]
	[[Category:~~Eye~~]]

	~~{{stub}}~~

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'''Vitreology''' is the branch of [[medicine]] that deals with the study and treatment of the [[vitreous body]] in the [[human eye]]. It is a specialized field within [[ophthalmology]].

== Overview ==

The vitreous body is a clear, jelly-like substance that fills the space between the [[lens]] and the [[retina]] of the eye. It helps to maintain the eye's shape and allows light to pass through to the retina. Vitreology involves the diagnosis and treatment of conditions and diseases that affect the vitreous body, including [[vitreous detachment]], [[vitreous hemorrhage]], and [[vitreous floaters]].

== Conditions and Diseases ==

=== Vitreous Detachment ===

[[Vitreous detachment]] is a condition in which the vitreous body separates from the retina. This can occur as a result of aging, eye trauma, or certain eye diseases. Symptoms may include floaters, flashes of light, or a decrease in peripheral vision.

=== Vitreous Hemorrhage ===

[[Vitreous hemorrhage]] is a condition in which blood leaks into the vitreous body. This can occur as a result of a retinal tear or detachment, diabetic retinopathy, or an eye injury. Symptoms may include sudden or gradual vision loss, floaters, or blurry vision.

=== Vitreous Floaters ===

[[Vitreous floaters]] are small specks or clouds that move in your field of vision. They are caused by small pieces of the vitreous body that break loose and float in the clear gel-like substance in the back of the eye. While they can be annoying, they are usually harmless and often fade over time.

== Treatment ==

Treatment for conditions and diseases of the vitreous body depends on the specific condition and its severity. Options may include observation, medication, laser treatment, or surgery, such as a [[vitrectomy]].

== See Also ==

* [[Ophthalmology]]
* [[Retina]]
* [[Lens (anatomy)]]

[[Category:Medical specialties]]
[[Category:Ophthalmology]]
[[Category:Eye]]

{{stub}}