Hello, I just wanted to mention (in case this is helpful for anyone else) that the lump ended up going away on its own after about 2.5 or 3 weeks.

They are closed tomorrow for a local holiday but I will give them a call on Wednesday. Just getting a little nervous with what I’m reading online. Thank you!

I took her in for her yearly exam and the vet said that it would help prevent a hairball blockage given that she has long hair. (As of now I don’t think this has ever been an issue, she rarely vomits, etc. and she doesn’t have any health issues.)