Pediatric trigger thumb affects three out of every 1,000 children. It is most common in children younger than 5 years old. Although this condition is common in young children, it is not congenital.

Trigger thumb refers to a thumb that catches, locks or is otherwise stuck in a flexed position. Pediatric trigger thumb is different from trigger finger or trigger thumb in adults.

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What are the signs and symptoms of trigger thumb?

  • Pain
  • Swelling
  • Stiffness
  • Thumb is stuck in position
  • Possible clicking or popping

These symptoms are also associated with certain inflammatory conditions. It is important your child sees their doctor for diagnosis.

What causes trigger thumb?

Pediatric trigger thumb happens by chance. It is not related to other medical issues or injuries.

How is trigger thumb diagnosed?

Doctors can usually diagnose pediatric trigger thumb with a physical exam. X-rays are rarely necessary.

How is trigger thumb treated?

In very young children, trigger thumb may resolve on its own. This chance decreases as children get older. Surgery to correct trigger thumb is often performed when a child is between 1 and 3 years old.

It is important to treat pediatric trigger thumb to avoid long-term complications. Doctors at Connecticut Children’s can help treat your child’s condition.