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Information About

Stevens-johnson Syndrome




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  DiseasesDB 4450
  ICD10
  ICD9
  ICDO
  OMIM
  MedlinePlus 000851
  EMedicineSubj emerg
  EMedicineTopic 555
  EMedicine Mult
  MeshID D013262


Stevens-Johnson syndrome (SJS) is a severe and life-threatening Condition . It is thought to be a Hypersensitivity complex affecting the skin and the Mucous Membrane s.

There is agreement in the medical literature that Stevens-Johnson Syndrome can be considered a milder form of Toxic Epidermal Necrolysis (TEN). However, there is debate whether it falls on a spectrum of disease that includes Erythema Multiforme ;12 many consider erythema multiforme (EM) to be unrelated to SJS and TEN.3Ogundele O, Silverberg MA. Erythema Multiforme. eMedicine.com. URL: http://www.emedicine.com/emerg/topic173.htm . Accessed on: May 6, 2007.

Some classify SJS as a severe expression of Erythema Multiforme , and it occasionally referred to as erythema multiforme major.


EPIDEMIOLOGY

SJS is a rare condition, with a reported incidence of around one case per million people per year.


SYMPTOMS

SJS is characterized by a flu-like Prodromal period of fever, sore throat, and headache, which may also be accompanied by photophobia and redness in the eyes, followed by the sudden development of circular Mucocutaneous Lesion s that can cover the majority of the skin. These lesions begin as Macule s and can develop into Papule s, Vesicle s, Blister s, or Urticaria .

Stevens-Johnson syndrome is usually defined to refer to those cases where less than 10% of body surface is involved. Cases involving greater than 30% of body surface area are termed Toxic Epidermal Necrolysis Syndrome (TENS) or Lyell's Syndrome . Intermediate cases (10-30 percent) are called SJS/TEN overlap.


CAUSES

SJS can be caused by infections (usually following viral infections such as , Penicillin s, Barbiturate s, Sulfa s, Phenytoin , Lamotrigine , Nevirapine , Ibuprofen , Ethosuximide , Carbamazepine )45, malignancy ( Carcinoma s and Lymphoma s), or Idiopathic factors (up to 50% of the time). SJS has also been consistently reported as an uncommon side effect of herbal supplements containing Ginseng . SJS may also be caused by Cocaine usage.Stevens-Johnson Syndrome -
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TREATMENT

Discontinue all medications, particularly those known to cause SJS reactions. Treatment is initially similar to that of patients with thermal burns, and continued care can only be supportive (e.g. IV fluids) and symptomatic (e.g. analgesic mouth rinse for mouth ulcer); there is no specific drug treatment (2002). Treatment with corticosteroids is controversial since it might aggravate the condition or increase risk of secondary infections. Other agents have been used, including Cyclophosphamide and Cyclosporine , but none have exhibited much therapeutic success. Intravenous immunoglobulin (IVIG) treatment has shown some promise in reducing the length of the reaction and improving symptoms. Other common supportive measures include the use of topical pain anesthetics and antiseptics, maintaining a warm environment, and intravenous analgesics. An Ophthalmologist should be consulted immediately, as SJS frequently causes the formation of scar tissue inside the eyelids leading to corneal vascularization and impaired vision, as well as a host of other ocular problems. Also, an extensive physical therapy program ensues after the patient is discharged from the hospital


PROGNOSIS

SJS proper (with less than 10% of body surface area involved) has the Mortality Rate of around 5%. The risk for death can be estimated using the SCORTEN Scale , which takes a number of prognostic indicators into account.
Other outcomes include organ damage and blindness.


EPONYM

It is named for Albert Stevens and Frank Johnson.A. M. Stevens, F. C. Johnson. A new eruptive fever associated with stomatitis and ophthalmia; report of two cases in children. American Journal of Diseases of Children, Chicago, 1922, 24: 526-533.


PEOPLE WITH STEVENS-JOHNSON SYNDROME



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