Diagnosing Celiac Disease in Children
Celiac disease (CD) is a chronic inflammatory disease that primarily affects the small intestine in children. It occurs when gluten, a protein found in wheat, rye, oats, and barley, is ingested. CD has a prevalence of approximately 1% in the general population worldwide. The age of diagnosis has increased over the years, ranging from under 2 years to 69 years. CD is often underdiagnosed due to the heterogeneity of its clinical manifestations. Classic symptoms in children include chronic diarrhea, steatorrhea (fatty stools), bloating, abdominal pain, irritability, and signs of malabsorption. However, some children may lack symptoms which makes diagnosis more difficult.
To diagnose Celiac Disease in children, doctors use a combination of examinations, screening tests, and procedures. These help confirm the diagnosis and determine the type, severity, or stage of the disease. The following are the common methods used:
- Physical Examination: A doctor will conduct a physical exam to look for signs of Celiac Disease in children. They may check for weight loss or growth problems, examine the skin for rashes like dermatitis herpetiformis, and listen to sounds in the abdomen using a stethoscope.
- Medical History: Doctors will ask about the child's medical history to gather information about their symptoms, family history of Celiac Disease, and any previous diagnoses or treatments.
- Blood Tests: Blood tests are essential for diagnosing Celiac Disease in children. Doctors look for specific antibodies that are associated with the disease. Common blood tests include complete blood count (CBC), liver function tests, cholesterol test, alkaline phosphatase level test, and serum albumin test.
- Intestinal Biopsy: If blood tests suggest that a child could have Celiac Disease, doctors will order an intestinal biopsy to confirm the diagnosis. During this procedure, a small sample of tissue is taken from the small intestine using an endoscope. The sample is then examined under a microscope to look for damage to the villi.
- Skin Biopsy: In children with suspected Dermatitis Herpetiformis (DH), a skin biopsy may be performed to help diagnose Celiac Disease. Tiny pieces of skin tissue are removed and examined under a microscope.
By performing these examinations and tests, doctors can identify factors or indicators of the type, severity, or stage of Celiac Disease in children. This information helps guide treatment decisions and management strategies.
Specialists involved in diagnosing Celiac Disease in children may include pediatric gastroenterologists or pediatricians with expertise in gastrointestinal disorders. These specialists have extensive knowledge and experience in diagnosing and managing Celiac Disease in children.
It's important to note that if you suspect your child has Celiac Disease or any other medical condition, it's crucial to consult with a healthcare professional for an accurate diagnosis and appropriate treatment plan tailored to your child's specific needs.