Overview
Basilar thumb arthritis affects the joint at the base of the thumb, causing pain with pinching and gripping. It is common with age and can make everyday tasks like opening jars difficult.
Common Symptoms
- Pain at the base of the thumb
- Weakness with pinch and grip
- Swelling and a bump at the thumb base
- Aching after use
Causes & Risk Factors
- Age-related cartilage wear
- Prior injury
- More common in women
Treatment Options
- Bracing and activity modification
- Anti-inflammatory measures and injections
- Joint reconstruction (LRTI) for advanced arthritis
Recovery & What to Expect
Bracing and injections manage many cases for years. When reconstruction is needed, hand therapy restores pinch and grip over several months.
This page is for general education and is not a substitute for a medical evaluation. Treatment recommendations depend on your individual diagnosis and goals. Kevin O'Donnell, MD serves Coral Gables, Miami, Brickell, Pinecrest, Coconut Grove.