Side of Thumb Hurts when Pressure Applied

Patient: The side of my thumb, just along the nail,hurts when I press it. It’s also swollen at the side but it’s not red. It hurts when I press the side of my nail near the ” flesh ” part of my thumb and also when I place my thumb on a table, nail facing up, and press the table.

Symptoms: Swollen thumb but not red , painful when pressure applied