What Causes Pain In Right Quadrant And Vomiting Sensation While Suffering From Cellulitis?

I m a 27 year old woman with type 2 diabetes I have had poor health recently I had cellulitis in my calf and an abscess had to be drained surgically I contracted mrsa and have been on iv antibiotics on and off for four months my body adapted to the infection so I no longer had an elevated white blood cell count but the infection was still doing damage and grew in a culture I finally just finished the course of antibiotics a week ago I also had severe upper right quadrant pain which they deduced was to do with my gallbladder and did laproscopic surgery to remove it it s been a week and a half and four days ago I started having severe lower right quadrant pain fever on and off and vomiting I have been to the emergency room 3 times no wbc elevation no indication on CT scan of appendicitis although before the cat scan they were positive it was the pain has gotten worse and still no diagnosis what would you do