Verified By August 26, 2024
Verified by Dr Rachna Shanbhag Mohite–Consultant Pediatric Immunology & Rheumatology at Apollo Hospitals Navi Mumbai
Have you or a loved one experienced frequent, severe infections that don’t seem to respond well to treatment? Or perhaps there’s a history of unusual infections or autoimmune disorders in your family? These could be signs of Primary Immunodeficiency Diseases (PIDs), a group of rare, often genetic disorders that impair the immune system’s ability to function properly.
What Are Primary Immunodeficiency Diseases?
Primary Immunodeficiency Diseases are a collection of disorders where part of the body’s immune system is missing or dysfunctional. These conditions make individuals more susceptible to infections, autoimmune diseases, and even certain cancers. While PIDs are rare, early diagnosis and appropriate treatment can greatly improve quality of life and reduce the risk of serious complications.
Here’s an overview of some common PIDs:
Often called “bubble boy disease,” SCID is characterized by a severe lack of T cells and B cells, which are essential for fighting infections. Without treatment, infants with SCID are highly susceptible to infections and typically don’t survive beyond the first year of life. These children if diagnosed in time can be offered a Bone marrow transplant which is curative in this condition.
CGD affects the white blood cells called neutrophils, which are responsible for killing bacteria and fungi. Patients with CGD suffer from recurrent bacterial and fungal infections. Treatment includes lifelong antibiotics, antifungals, and Bone marrow transplant.
Primarily affecting boys, XLA is caused by a genetic defect that prevents the development of B cells, leading to a lack of antibodies. As a result, these children start having symptoms from as early as 6 months of age. They suffer from recurrent ear infections, chest infections (pneumonia) etc. Regular immunoglobulin replacement therapy helps prevent infections and these children can go on to live a normal life.
CVID is characterized by low levels of antibodies, and symptoms may not appear until adolescence or adulthood. Immunoglobulin replacement and antibiotics are used to manage this condition.
LAD impairs white blood cells’ ability to reach infection sites, leading to severe bacterial infections, particularly in the skin and mucous membranes. Bone marrow transplants may be necessary.
CID encompasses a group of disorders with low antibody levels and impaired T cell function, leading to varied symptoms and severity. Treatment typically involves immunoglobulin replacement and targeted treatment for specific infections.
Patients with this syndrome have normal or high levels of IgM but low levels of other immunoglobulins, increasing susceptibility to infections, particularly in the lungs, liver, and intestines. Treatment includes immunoglobulin replacement and bone marrow transplant.
Signs and Symptoms of Primary Immunodeficiency Diseases
Recognizing the signs and symptoms of PIDs is crucial for early diagnosis and effective treatment. Here are some key indicators:
Primary Immunodeficiency Diseases may be rare, but recognizing the signs and symptoms can lead to early diagnosis and improved outcomes. If you or your child experiences frequent infections, unexplained symptoms, or if there’s a family history of PIDs, it’s important to consult a healthcare provider for further evaluation. With appropriate treatment, individuals with PIDs can lead healthier, more fulfilling lives.
Connect with our expert, Dr Rachna Shanbhag Mohite–Consultant Pediatric Immunology & Rheumatology at Apollo Hospitals Navi Mumbai
Call 022 6280 6280 for an appointment
August 26, 2024
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