You may have heard your child’s provider say they have sickle cell trait (SCT) or sickle cell disease (SCD) and wondered what the differences mean for their health. While they are related, SCT and SCD are actually two distinct genetic conditions, and understanding them is essential for your child.
For Black families, increased understanding and awareness are critical, as SCT and SCD are more common in people of African descent. With roughly 1 in 13 Black babies born with SCT, and roughly 1 in 365 Black babies born with SCD, these prevalences cannot be ignored.
Knowing the differences can help you advocate for your child, ask the right questions, and plan for the future.
Sickle cell disease is a group of inherited blood cell disorders that cause red blood cells to become hard, sticky, and C-shaped (sickled) rather than round. The chronic condition can lead to long-term anemia, severe pain, and organ damage due to blocked blood flow.
Children with SCD may experience symptoms like:
These symptoms can affect growth and development and may lead to multiple hospitalizations. Serious complications of SCD include stroke and vision problems.
Early care for SCD is critical, as it enables immediate interventions such as prophylactic penicillin and specialized care. These treatments can help prevent life-threatening complications and improve your child’s quality of life.
Children with sickle cell trait typically do not experience any symptoms. They carry one copy of the sickle cell, but they also inherit one normal gene. Because of this, their red blood cells usually function normally.
That said, extreme conditions can lead to symptoms in children with SCT. Extreme dehydration, very high altitudes, and intense physical activity can cause issues like bloody urine and muscle breakdown.
Here’s a quick breakdown of the differences between SCD and SCT in children:
Speaking with your child’s provider can help you better understand what care can look like for SCD or SCT.
RELATED: Sickle Cell Disease and Blood Transfusion: What You Should Know
While children with SCD have two sickle cell genes, those with SCT only inherit one of those abnormal genes. That said, a parent with SCT can pass the disease to their children even though they don’t develop it themselves.
Children with SCD can experience disease progression because they have both copies of the sickle gene that causes abnormal red blood cells. Children with SCT, however, have only one abnormal cell, which does not cause their red blood cells to sickle.
Yes, multiple children in a family can have sickle cell. If both parents carry the trait, there’s a 1 in 4 chance with each pregnancy that the child will have SCD. If only one parent has the trait but the other has SCD, there is a 50 percent chance that each child will have the trait or the disease.
So if your child has the SCT or SCD, they may pass the gene on to future children.
If you’re wondering what other genetic factors may impact SCT and SCD for your child, speak with a geneticist. In some cases, other conditions may worsen the risk of infections, cardiovascular issues, and pain crises.
The following symptoms may signal sickle cell disease and can require immediate medical attention:
Call a doctor or seek emergency care if your child has:
Children with SCD will require comprehensive, lifelong disease management. Drugs like hydroxyurea can help manage symptoms, as are blood transfusions and even bone marrow transplants. Consistent doctor visits and lifestyle strategies are also key to minimizing the disease’s impact.
Parents can support their child by:
The concerns of children with SCT are different. While they may not suffer from the health issues of SCD, it’s important to be mindful of their genetics. Genetic tests give a good idea of the risk their offspring have of inheriting the trait and developing the condition.
Pneumococcal disease is a serious bacterial infection that can lead to severe complications, including meningitis, sepsis, and pneumonia. Because SCD can damage the spleen, which helps fight infections, children with the disease may have more difficulty fighting certain bacteria.
Routine vaccination is part of standard SCD care, as vaccines can help lower the risk of severe illness and hospitalization. Pediatricians or hematologists may recommend additional pneumococcal vaccines beyond the routine childhood schedule. Staying up to date on your child’s vaccinations is especially important for children living with SCD. You can ask your child’s care team whether boosters or additional doses are needed.
As their caregiver, it’s also important that you receive support. Caregiver burnout is common among parents caring for a child with sickle cell disease. The unpredictable nature of pain crises leads to significant emotional, physical, and financial strain.
You can find support through therapy, peer support groups, and respite care from organizations like the Sickle Cell Disease Association of America (SCDAA).
Being aware of sickle cell and having access to quality healthcare if your child is showing signs of the disease is critical. Newborn screening and prompt treatment can significantly improve their survival rate and quality of life. Additionally, working with their pediatrician, hematologist, or sickle cell clinic can help improve outcomes.
Black children with SCD may face disparities in pain treatment and access to specialty care. For parents, advocating for timely care and asking questions may be necessary to help your child get the care they deserve.
It’s important for parents to understand the differences between sickle cell trait and sickle cell disease. Early awareness can prepare you if your child is diagnosed with SCD, and help them live a long, healthier life with proper care. You can play a significant role in advocacy, monitoring symptoms, and supporting overall well-being.
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