Prab: CSV import

2025-04-06T15:36:07Z

CSV import

← Older revision		Revision as of 15:36, 6 April 2025
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			{{SI}}
			{{Infobox medical condition
			\| name = Erythema
			\| image = [[File:Erythema_migrans_-_erythematous_rash_in_Lyme_disease_-_PHIL_9875.jpg]]
			\| caption = Erythema migrans, a type of erythematous rash associated with [[Lyme disease]]
			\| field = [[Dermatology]]
			\| symptoms = [[Redness]] of the skin
			\| complications = [[Infection]], [[ulceration]]
			\| onset = Varies depending on cause
			\| duration = Varies
			\| causes = [[Infection]], [[allergy]], [[autoimmune disease]], [[medication]]
			\| risks = Depends on underlying cause
			\| diagnosis = [[Physical examination]], [[medical history]]
			\| differential = [[Cellulitis]], [[rosacea]], [[lupus erythematosus]]
			\| treatment = Depends on underlying cause; may include [[antibiotics]], [[antihistamines]], [[corticosteroids]]
			\| medication = As per underlying cause
			\| frequency = Common
			}}
	'''Erythema''' represents a common and visually perceptible skin condition characterized by redness or rash. This phenomenon results from the dilation and congestion of capillaries under the skin due to inflammation, infection, or an allergic reaction.		'''Erythema''' represents a common and visually perceptible skin condition characterized by redness or rash. This phenomenon results from the dilation and congestion of capillaries under the skin due to inflammation, infection, or an allergic reaction.
	[[File:Slapped cheek Erythema Infectiosum.png\|thumb\|Slapped cheek Erythema Infectiosum]]		[[File:Slapped cheek Erythema Infectiosum.png\|left\|thumb\|Slapped cheek Erythema Infectiosum]]
	== Definition and Description ==		== Definition and Description ==

	Erythema is typically identified by localized redness or rash on the skin. The intensity of redness can range from light pink to a deep, dark red, depending on the underlying cause and severity. The condition may be accompanied by other symptoms such as itchiness, heat, pain, swelling, or tenderness, also contingent on the cause.		Erythema is typically identified by localized redness or rash on the skin. The intensity of redness can range from light pink to a deep, dark red, depending on the underlying cause and severity. The condition may be accompanied by other symptoms such as itchiness, heat, pain, swelling, or tenderness, also contingent on the cause.

	== Causes and Types ==		== Causes and Types ==
	[[File:Erythema migrans.jpg\|Erythema migrans\|thumb]]		[[File:Erythema migrans.jpg\|Erythema migrans\|left\|thumb]]
	There are several forms of erythema, each associated with different causes. Some of the common types include:		There are several forms of erythema, each associated with different causes. Some of the common types include:

	* '''[[Erythema multiforme]]''': A skin reaction usually triggered by infection, particularly the herpes simplex virus, or certain medications.		* '''[[Erythema multiforme]]''': A skin reaction usually triggered by infection, particularly the herpes simplex virus, or certain medications.
	* '''[[Erythema nodosum]]''': Characterized by tender, red nodules under the skin, often linked with autoimmune diseases, infections, or pregnancy.		* '''[[Erythema nodosum]]''': Characterized by tender, red nodules under the skin, often linked with autoimmune diseases, infections, or pregnancy.
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	* '''[[Erythema ab igne]]''': Skin damage caused by chronic exposure to low levels of infrared heat, typically from heating appliances.		* '''[[Erythema ab igne]]''': Skin damage caused by chronic exposure to low levels of infrared heat, typically from heating appliances.
	== Diagnosis ==		== Diagnosis ==
	~~[[File:Erythema migrans - erythematous rash in Lyme disease - PHIL 9875.jpg\|thumb\|Erythema migrans - erythematous rash in Lyme disease - PHIL 9875]]~~
	The diagnosis of erythema usually involves a physical examination of the skin. In some cases, a skin biopsy may be needed to confirm the diagnosis or rule out other conditions. Moreover, when the underlying cause is not immediately apparent, further investigations such as blood tests, allergy tests, or imaging studies may be required.		The diagnosis of erythema usually involves a physical examination of the skin. In some cases, a skin biopsy may be needed to confirm the diagnosis or rule out other conditions. Moreover, when the underlying cause is not immediately apparent, further investigations such as blood tests, allergy tests, or imaging studies may be required.

	== Treatment and Management ==		== Treatment and Management ==

	The management of erythema generally involves addressing the underlying cause. This could involve discontinuing a medication that has caused an allergic reaction, treating an underlying infection with antibiotics, or managing an autoimmune disease with immunosuppressant drugs. Topical corticosteroids, antihistamines, and soothing lotions may be recommended to alleviate the symptoms.		The management of erythema generally involves addressing the underlying cause. This could involve discontinuing a medication that has caused an allergic reaction, treating an underlying infection with antibiotics, or managing an autoimmune disease with immunosuppressant drugs. Topical corticosteroids, antihistamines, and soothing lotions may be recommended to alleviate the symptoms.

	== References ==		== References ==
	* Bolognia, J. L., Schaffer, J. V., & Cerroni, L. (2018). Dermatology. Elsevier Health Sciences.		* Bolognia, J. L., Schaffer, J. V., & Cerroni, L. (2018). Dermatology. Elsevier Health Sciences.

Prab at 17:47, 19 June 2023

2023-06-19T17:47:41Z

New page

'''Erythema''' represents a common and visually perceptible skin condition characterized by redness or rash. This phenomenon results from the dilation and congestion of capillaries under the skin due to inflammation, infection, or an allergic reaction.
[[File:Slapped cheek Erythema Infectiosum.png|thumb|Slapped cheek Erythema Infectiosum]]
== Definition and Description ==

Erythema is typically identified by localized redness or rash on the skin. The intensity of redness can range from light pink to a deep, dark red, depending on the underlying cause and severity. The condition may be accompanied by other symptoms such as itchiness, heat, pain, swelling, or tenderness, also contingent on the cause.

== Causes and Types ==
[[File:Erythema migrans.jpg|Erythema migrans|thumb]]
There are several forms of erythema, each associated with different causes. Some of the common types include:

* '''[[Erythema multiforme]]''': A skin reaction usually triggered by infection, particularly the herpes simplex virus, or certain medications.
* '''[[Erythema nodosum]]''': Characterized by tender, red nodules under the skin, often linked with autoimmune diseases, infections, or pregnancy.
* '''[[Erythema migrans]]''': A skin rash associated with Lyme disease that presents as a circular red rash around the site of a tick bite.
* '''[[Erythema marginatum]]''': A ring-like rash often associated with rheumatic fever.
* '''[[Erythema infectiosum]] (fifth disease)''': A childhood illness caused by the parvovirus B19, marked by a "slapped cheek" rash.
* '''[[Erythema ab igne]]''': Skin damage caused by chronic exposure to low levels of infrared heat, typically from heating appliances.
== Diagnosis ==
[[File:Erythema migrans - erythematous rash in Lyme disease - PHIL 9875.jpg|thumb|Erythema migrans - erythematous rash in Lyme disease - PHIL 9875]]
The diagnosis of erythema usually involves a physical examination of the skin. In some cases, a skin biopsy may be needed to confirm the diagnosis or rule out other conditions. Moreover, when the underlying cause is not immediately apparent, further investigations such as blood tests, allergy tests, or imaging studies may be required.

== Treatment and Management ==

The management of erythema generally involves addressing the underlying cause. This could involve discontinuing a medication that has caused an allergic reaction, treating an underlying infection with antibiotics, or managing an autoimmune disease with immunosuppressant drugs. Topical corticosteroids, antihistamines, and soothing lotions may be recommended to alleviate the symptoms.

== References ==
* Bolognia, J. L., Schaffer, J. V., & Cerroni, L. (2018). Dermatology. Elsevier Health Sciences.
* Cohen, B. A. (2013). Pediatric Dermatology. Elsevier Health Sciences.
* James, W. D., Berger, T. G., & Elston, D. M. (2015). Andrews' Diseases of the Skin: Clinical Dermatology. Elsevier Health Sciences.
{{stub}}
[[Category:Dermatologic terminology]]
[[Category:Radiation health effects]]
[[Category:Symptoms and signs: Skin and subcutaneous tissue]]

Erythema - Revision history

Prab: CSV import

Prab at 17:47, 19 June 2023