I frequently need to urinate much more than what i drink. i need to go so badly its almost painful, feeling like something is pushing on my bladder?

R/o some pelvic cond: Frequency of urination - common causes like urinary tract infection, dm(but will not be painful. Sometimes pelvic inflammatory disease , early pregnancy can produce the symptoms. Kidney stones lying low in the ureter close to the bladder entry site (we have 1 ureter on each side), can produce it. Sometimes fibroid uterus, causing pr. Effect on bladder possble.Salso need to r/o irritability of bladde.