Superior limbic keratoconjunctivitis - Revision history

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			{{SI}}
			{{Infobox medical condition
			\| name = Superior limbic keratoconjunctivitis
			\| image = [[File:Limbus.png\|left\|thumb\|Illustration of the limbus of the eye]]
			\| caption = The limbus of the eye, where superior limbic keratoconjunctivitis occurs
			\| field = [[Ophthalmology]]
			\| symptoms = [[Redness]], [[irritation]], [[foreign body sensation]]
			\| complications = [[Corneal scarring]], [[vision loss]]
			\| onset = Typically in [[adulthood]]
			\| duration = [[Chronic]]
			\| causes = Unknown, possibly related to [[thyroid disease]]
			\| risks = [[Thyroid dysfunction]], [[contact lens]] wear
			\| diagnosis = [[Clinical examination]], [[fluorescein staining]]
			\| differential = [[Dry eye syndrome]], [[blepharitis]], [[conjunctivitis]]
			\| treatment = [[Lubricating eye drops]], [[topical steroids]], [[surgical resection]]
			\| frequency = Rare
			}}
	{{Short description\|An overview of Superior Limbic Keratoconjunctivitis}}		{{Short description\|An overview of Superior Limbic Keratoconjunctivitis}}

	~~==Superior Limbic Keratoconjunctivitis==~~
	~~[[File:Limbus.png\|thumb\|right\|Diagram of the human eye showing the limbus]]~~
	'''Superior Limbic Keratoconjunctivitis''' (SLK) is a chronic inflammatory condition of the eye, specifically affecting the superior limbus and the adjacent bulbar conjunctiva. It is characterized by recurrent episodes of redness, irritation, and discomfort in the affected eye.		'''Superior Limbic Keratoconjunctivitis''' (SLK) is a chronic inflammatory condition of the eye, specifically affecting the superior limbus and the adjacent bulbar conjunctiva. It is characterized by recurrent episodes of redness, irritation, and discomfort in the affected eye.

	==Pathophysiology==		==Pathophysiology==
	SLK is believed to result from mechanical irritation of the superior limbus. This irritation may be due to abnormal lid anatomy or movement, leading to friction between the eyelid and the ocular surface. The condition is often associated with [[thyroid eye disease]], particularly in patients with [[Graves' disease]].		SLK is believed to result from mechanical irritation of the superior limbus. This irritation may be due to abnormal lid anatomy or movement, leading to friction between the eyelid and the ocular surface. The condition is often associated with [[thyroid eye disease]], particularly in patients with [[Graves' disease]].

	==Clinical Features==		==Clinical Features==
	Patients with SLK typically present with symptoms of burning, foreign body sensation, and photophobia. On examination, there is often hyperemia of the superior bulbar conjunctiva, punctate epithelial erosions, and thickening of the conjunctiva. The superior limbus may appear inflamed and edematous.		Patients with SLK typically present with symptoms of burning, foreign body sensation, and photophobia. On examination, there is often hyperemia of the superior bulbar conjunctiva, punctate epithelial erosions, and thickening of the conjunctiva. The superior limbus may appear inflamed and edematous.

	==Diagnosis==		==Diagnosis==
	The diagnosis of SLK is primarily clinical, based on the characteristic signs and symptoms. Slit-lamp examination is crucial for identifying the superior conjunctival changes and limbal involvement. Fluorescein staining may reveal punctate epithelial erosions in the superior cornea.		The diagnosis of SLK is primarily clinical, based on the characteristic signs and symptoms. Slit-lamp examination is crucial for identifying the superior conjunctival changes and limbal involvement. Fluorescein staining may reveal punctate epithelial erosions in the superior cornea.

	==Management==		==Management==
	Management of SLK involves addressing the underlying mechanical irritation. Treatment options include:		Management of SLK involves addressing the underlying mechanical irritation. Treatment options include:
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	* Punctal occlusion to increase tear film stability		* Punctal occlusion to increase tear film stability
	* Surgical intervention in severe cases, such as conjunctival resection		* Surgical intervention in severe cases, such as conjunctival resection

	==Prognosis==		==Prognosis==
	The prognosis for SLK is generally good with appropriate management. However, the condition can be chronic and recurrent, requiring ongoing treatment and monitoring.		The prognosis for SLK is generally good with appropriate management. However, the condition can be chronic and recurrent, requiring ongoing treatment and monitoring.
			==See also==
	==~~Related pages~~==
	* [[Conjunctivitis]]		* [[Conjunctivitis]]
	* [[Keratitis]]		* [[Keratitis]]
	* [[Thyroid eye disease]]		* [[Thyroid eye disease]]

	[[Category:Ophthalmology]]		[[Category:Ophthalmology]]

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	~~'''~~Superior Limbic Keratoconjunctivitis''' ('''SLK''') is a chronic eye condition characterized by inflammation of the superior limbus, the junction between the cornea and the sclera, and the adjacent conjunctiva. This condition predominantly affects the upper part of the eye and is known for its recurrent nature. The exact cause of SLK is not well understood, but it is believed to be associated with various factors including thyroid disease, particularly [[Graves' Disease\|Graves' disease]], mechanical factors such as eyelid abnormalities or contact lens wear, and environmental factors like dry air or pollutants.		{{Short description\|An overview of Superior Limbic Keratoconjunctivitis}}

	==~~Symptoms~~==		==Superior Limbic Keratoconjunctivitis==
	~~Patients with~~ Superior Limbic Keratoconjunctivitis ~~may experience~~ a ~~range~~ of ~~symptoms~~, ~~including:~~		[[File:Limbus.png\|thumb\|right\|Diagram of the human eye showing the limbus]]
	* Redness and irritation in the ~~upper part~~ of the eye		'''Superior Limbic Keratoconjunctivitis''' (SLK) is a chronic inflammatory condition of the eye, specifically affecting the superior limbus and the adjacent bulbar conjunctiva. It is characterized by recurrent episodes of redness, irritation, and discomfort in the affected eye.
	* Sensation of a foreign body in the ~~eye~~
	* Tearing		==Pathophysiology==
	* Photophobia (sensitivity to light)		SLK is believed to result from mechanical irritation of the superior limbus. This irritation may be due to abnormal lid anatomy or movement, leading to friction between the eyelid and the ocular surface. The condition is often associated with [[thyroid eye disease]], particularly in patients with [[Graves' disease]].
	* Mucous discharge
			==Clinical Features==
			Patients with SLK typically present with symptoms of burning, foreign body sensation, and photophobia. On examination, there is often hyperemia of the superior bulbar conjunctiva, punctate epithelial erosions, and thickening of the conjunctiva. The superior limbus may appear inflamed and edematous.

	==Diagnosis==		==Diagnosis==
	~~Diagnosis~~ of SLK ~~involves a comprehensive eye~~ examination~~. Key diagnostic features include thickening and redundancy of~~ the superior conjunctival ~~tissue, fine papillary hypertrophy on the superior tarsal conjunctiva,~~ and punctate ~~staining of~~ the superior cornea ~~with fluorescein dye. In some cases, further testing may be required to assess the association with thyroid disease or other underlying conditions~~.		The diagnosis of SLK is primarily clinical, based on the characteristic signs and symptoms. Slit-lamp examination is crucial for identifying the superior conjunctival changes and limbal involvement. Fluorescein staining may reveal punctate epithelial erosions in the superior cornea.

	==~~Treatment~~==		==Management==
	~~Treatment~~ of ~~Superior Limbic Keratoconjunctivitis aims to alleviate symptoms and address any~~ underlying ~~conditions~~. ~~Options may~~ include:		Management of SLK involves addressing the underlying mechanical irritation. Treatment options include:
	* ~~Artificial tears and lubricating ointments~~ to ~~manage dryness and irritation~~		* Lubricating eye drops to reduce friction
	* Topical anti-inflammatory medications~~, such as corticosteroids,~~ to ~~reduce inflammation~~		* Topical anti-inflammatory medications
	* Surgical ~~interventions, such as thermocautery of the superior limbal conjunctiva,~~ in severe ~~or refractory~~ cases		* Punctal occlusion to increase tear film stability
	* Management of associated conditions, ~~like thyroid disease, to potentially reduce SLK symptoms~~		* Surgical intervention in severe cases, such as conjunctival resection

	==Prognosis==		==Prognosis==
	~~With appropriate treatment, the~~ prognosis for ~~patients with~~ SLK is generally good. However, ~~due to its~~ chronic and recurrent ~~nature~~, ~~long-term management may be necessary to control symptoms~~ and ~~prevent complications~~.		The prognosis for SLK is generally good with appropriate management. However, the condition can be chronic and recurrent, requiring ongoing treatment and monitoring.

			==Related pages==
			* [[Conjunctivitis]]
			* [[Keratitis]]
			* [[Thyroid eye disease]]

	[[Category:~~Eye diseases~~]]		[[Category:Ophthalmology]]
	~~[[Category:Inflammatory diseases]]~~
	~~{{Med-stub}}~~

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2024-03-24T00:27:12Z

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'''Superior Limbic Keratoconjunctivitis''' ('''SLK''') is a chronic eye condition characterized by inflammation of the superior limbus, the junction between the cornea and the sclera, and the adjacent conjunctiva. This condition predominantly affects the upper part of the eye and is known for its recurrent nature. The exact cause of SLK is not well understood, but it is believed to be associated with various factors including thyroid disease, particularly [[Graves' Disease|Graves' disease]], mechanical factors such as eyelid abnormalities or contact lens wear, and environmental factors like dry air or pollutants.

==Symptoms==
Patients with Superior Limbic Keratoconjunctivitis may experience a range of symptoms, including:
* Redness and irritation in the upper part of the eye
* Sensation of a foreign body in the eye
* Tearing
* Photophobia (sensitivity to light)
* Mucous discharge

==Diagnosis==
Diagnosis of SLK involves a comprehensive eye examination. Key diagnostic features include thickening and redundancy of the superior conjunctival tissue, fine papillary hypertrophy on the superior tarsal conjunctiva, and punctate staining of the superior cornea with fluorescein dye. In some cases, further testing may be required to assess the association with thyroid disease or other underlying conditions.

==Treatment==
Treatment of Superior Limbic Keratoconjunctivitis aims to alleviate symptoms and address any underlying conditions. Options may include:
* Artificial tears and lubricating ointments to manage dryness and irritation
* Topical anti-inflammatory medications, such as corticosteroids, to reduce inflammation
* Surgical interventions, such as thermocautery of the superior limbal conjunctiva, in severe or refractory cases
* Management of associated conditions, like thyroid disease, to potentially reduce SLK symptoms

==Prognosis==
With appropriate treatment, the prognosis for patients with SLK is generally good. However, due to its chronic and recurrent nature, long-term management may be necessary to control symptoms and prevent complications.

[[Category:Eye diseases]]
[[Category:Inflammatory diseases]]
{{Med-stub}}