Welcome @chpianist, I'm not sure @professora is still following Connect. The member's last post was Jan 2021. There are some other discussions that you might want to read through to learn what others have shared.

-- Tarlov Cyst on the spine: Any advice?: https://connect.mayoclinic.org/discussion/tarlov-cyst/
-- Perineural or Tarlov cysts: https://connect.mayoclinic.org/discussion/perineural-or-tarlov-cysts/

@rocknrollgirljenn, @violetc, @francesmharris123 and others may have some information or thoughts to share with you on your questions.

Do your doctors think the Tarlov cyst may be compressing the nerve?