What are Blood tests done in acute abdomen?

CBC (leukocytosis/penia/shifts) Urea creatinine (renal function, contrast CI in renal failure) Electrolytes (hypokalemia risk for ileus) Glycemia (ketoacidosis) LFT (hepatitis and obstruction) Amylase Lipase (pancraetiits) Procalcitonin (bacterial sepsis only) Coagulation test (PT, PTT should be >60%) Beta hCG (risk for ectopic pregnancy)