Vaso-occlusive crisis

Vaso-occlusive crisis is a common and painful complication of sickle cell disease. It is caused by the blockage of blood vessels by sickle-shaped red blood cells. This blockage prevents the normal flow of blood and deprives the body's tissues of necessary oxygen.

Causes

The primary cause of vaso-occlusive crisis is sickle cell disease, a genetic disorder that affects the shape and function of red blood cells. Other factors that can contribute to a vaso-occlusive crisis include dehydration, infection, and changes in temperature.

Symptoms

The symptoms of a vaso-occlusive crisis can vary depending on the location of the blockage. Common symptoms include severe pain, swelling, and fever. If the blockage occurs in the lungs, it can cause acute chest syndrome, a life-threatening condition that requires immediate medical attention.

Treatment

Treatment for vaso-occlusive crisis primarily focuses on managing pain and preventing complications. This can include hydration, pain medication, and blood transfusions. In severe cases, a bone marrow transplant may be considered.

Prevention

Prevention strategies for vaso-occlusive crisis include staying hydrated, avoiding extreme temperatures, and taking medication to reduce the risk of infection. Regular check-ups with a healthcare provider are also important for managing sickle cell disease and preventing crises.

See also

• Sickle cell disease
• Acute chest syndrome
• Bone marrow transplant

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