Hello dear Greetings Regarding your symptoms of lower abdominal pain radiating from the left to right side I am suggesting you have the following differential diagnosis Acute diverticulitis Acute salpingitis Pelvic inflammatory disease Ovarian cyst Endometritis Acute appendicitis Acute prostatitis Lumber spondylitis In view of this please do an abdominopelvic ultrasound and lumber x-ray to rule out this conditions Meanwhile please see your physician with the result and for further expect clinical assessment and adequate expert management In regards to your palpitations I am attributing that to anxiety so please see a psychiatric specialist for further clinical assessment Councelling and adequate drug prescription I hope this helps