It is not uncommon or unusual.
It can take some time for a full recovery and you are only on Day 1.
The sensation to the little finger and the outer half of the ring finger is through the ulnar nerve. This does not normally pass anywhere near the site of a Carpal Tunnel Release operation.
You should see your Doctor if you notice no improvements in the next few days.
B-6 and Chiropractic adjustment to your wrists- also great for tendonistis too. Brace and Ice when possible- take breaks from repetitive motions.