Severe Combined Immunodeficiency

Below you will find more information about Severe Combined Immunodeficiency from Medigest. If you believe that you are suffering from any of the symptoms of Severe Combined Immunodeficiency it is important that you obtain an accurate diagnosis from a medical professional to ensure that you obtain the correct medication or treatment for your condition. There are medical conditions that carry similar symptoms associated with Severe Combined Immunodeficiency and therefore the information provided by Medigest is offered as a guideline only and should never be used in preference to seeking professional medical advice. The information relating to Severe Combined Immunodeficiency comes from a third party source and Medigest will not be held liable for any inaccuracies relating to the information shown.


Severe combined immunodeficiency refers to a group of genetically inherited disorder which causes severe abnormalities in the immune system. These disorders result to reduced or impaired functions of the T and B lymphocytes. These are the specialized white blood cells processed in the bone marrow that fights infection. It is also known as the Boy in the Bubble Syndrome and referred to as the "bubble boy" disease because victims are extremely vulnerable to infectious diseases. This group of life-threatening diseases is present at birth and if left untreated may cause death in the first years of the child.


A diagnosis of Severe combined immunodeficiency is generally based on the complete medical history in combination with physical examination. Confirming diagnosis is achieved with the aid of multiple blood tests. For newborns, there is still no available standard testing because of the non-uniformity of genetic defect. Usually, SCID is only detected during the sixth month because of the presence of persistent and chronic infections.


The most effective treatment for Severe combined immunodeficiency is a bone marrow or stem cell transplant with the aim of developing new cells that will rebuild the immune system of the patient.

Symptoms and Signs

Symptoms of Severe combined immunodeficiency become noticeable during the first year. The most common symptoms may include: ò Several serious and life threatening infections appear which are not easily treated and most of the time do not respond to treatment. This may include: pneumonia, sepsis and meningitis to name a few. ò Chronic skin infections ò Diarrhea ò Infection of the liver ò Yeast infections usually in the mouth and diaper area.


Severe combined immunodeficiency is a group of inherited disorders that can be caused by mutations in the gene.

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