What Causes A Vaginal Spongy Tissue Lump With Pain, Oozing And Bleeding?

I have spongey lump of tissue inside opening of my vagina which pops out slightly nit painful been there 3 weeks. Have slight clear liquid and bleeding on and off in my underwear. Been to sexual health clinic twice was first told bartholin cyst then 2nd time that it's not a cyst and my skin is just irritated . Please help it doesn't look normal it is the size of a cherry