35 years old man presenting with acute pancreatitis.  Ideal fluid of choice
Ref. API Textbook of Medicine. Pg. 813
 
Most imp consideration in the management of acute pancreatitis is conservative approach

Fluids >Pain >Nutrition >Inflammation
Ideal fluid of choice is Isotonic crystalloids
1st line management : NPO , IV Fluids ,IV antibiotics, IV anti inflammatory  + Blood investigations (Amylase and lipase)
Isotonic crystalloid
Hypertonic crystalloids
Hypotonic crystalloid
Vasopressin