Carpal tunnel syndrome-caused by a pinched or compressed nerve
in your wrist, can lead to the symptoms you described
thumb arthritis -inflammation
of the joint in your thumb causing pain and swelling, less typically numbness
De quervain's tenosynovitis-inflammation of a tendon on the thumb side of your wrist. This can cause pain and swelling of the thumb, and is worse when writing or using the thumb.
Your primary provider will be able to make a diagnosis after a complete history of this problem, directed physical, and possible lab tests or imaging
For now the thumb splint
is a good idea, resting your hand whenever possible, icing the thumb, and continuing over the counter pain medication
. Try an anti-inflammatory medication (ibuprofen
, or motrin
good luck. Hope you feel better soon.