Laboratory studies for gastrointestinal<unk>  include Complete blood count, electrolytes, liver function tests, and renal function tests.
Gastrointestinal perforation laboratory findings
Acute cholecystitis laboratory findings
Mesenteric ischemia laboratory findings
Spontaneous bacterial peritonitis laboratory findings
Acute pancreatitis laboratory findings
Pancreatic fistula laboratory findings
Lower gastrointestinal bleeding laboratory findings
Upper gastrointestinal bleeding laboratory findings