Pancreatitis Support Group
Chronic pancreatitis can present as episodes of acute inflammation in a previously injured pancreas, or as chronic damage with persistent pain or malabsorption. Patients with chronic pancreatitis can present with persistent abdominal pain or steatorrhea, as well as severe nausea. Some patients with chronic pancreatitis often look very sick, while others don't appear to be...
In the event you are having left sided stabbing pains, it could definitely be your pancreas. I tend to have pains there when I am acutely flared up. It also could be some kind of colitis or diverticulitis because that often presents with stabbing pain in the left side.
I would say if you are getting dehydrated, pain worsens, you have a fever or nausea, you should think about getting to the Dr.