Shwartzman phenomenon

Shwartzman phenomenon
Synonyms	Shwartzman reaction
Pronounce	N/A
Specialty	N/A
Symptoms	Hemorrhage, necrosis, fever
Complications	Disseminated intravascular coagulation
Onset	Typically after exposure to certain bacterial endotoxins
Duration	Varies, can be acute
Types	N/A
Causes	Repeated exposure to endotoxins
Risks	Bacterial infections, sepsis
Diagnosis	Clinical evaluation, history of exposure
Differential diagnosis	Sepsis, disseminated intravascular coagulation, purpura fulminans
Prevention	Avoidance of repeated endotoxin exposure
Treatment	Supportive care, management of coagulation
Medication	N/A
Prognosis	Depends on severity and treatment
Frequency	Rare
Deaths	N/A

Shwartzman phenomenon is a medical condition that is characterized by a specific reaction to bacteria or endotoxins. It was first described by the Russian pathologist Gregory Shwartzman in the 1920s. The phenomenon can occur in two forms: the generalized Shwartzman reaction and the local Shwartzman reaction.

Generalized Shwartzman reaction

The generalized Shwartzman reaction is a severe systemic reaction that can occur when a person is exposed to large amounts of endotoxins. This reaction can lead to disseminated intravascular coagulation (DIC), a serious condition that can cause organ damage and death.

Local Shwartzman reaction

The local Shwartzman reaction is a localized reaction that occurs at the site of endotoxin injection. This reaction can lead to tissue necrosis and inflammation.

Causes

The Shwartzman phenomenon is caused by the body's immune response to endotoxins, which are toxic substances produced by certain types of bacteria. The body's immune system produces antibodies to fight off the endotoxins, but in some cases, this immune response can lead to the Shwartzman phenomenon.

Diagnosis

The diagnosis of the Shwartzman phenomenon is based on the patient's medical history and physical examination. Laboratory tests may also be used to confirm the diagnosis.

Treatment

The treatment for the Shwartzman phenomenon is primarily supportive. This may include intravenous fluids, antibiotics, and corticosteroids. In severe cases, hospitalization may be required.

See also

• Disseminated intravascular coagulation
• Endotoxin
• Immune response

References

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