Pancreatitis

Pancreatitis is an inflammatory disease of the pancreas caused by premature activation of digestive enzymes within the pancreas, resulting in autodigestion and subsequent tissue damage. It can occur acutely or chronically and can be caused by a variety of factors, most commonly gallstones, alcohol abuse, hypertriglyceridemia, and infections. The clinical manifestations of pancreatitis are severe epigastric pain radiating to the back, nausea, and vomiting. The diagnosis of pancreatitis can be made by clinical manifestations, elevated levels of pancreatic enzymes, and imaging techniques. The treatment of pancreatitis involves general measures and addressing the underlying cause of pancreatitis to prevent further episodes and complications. KEY WORDS : Pancreatitis, acute, chronic, gallstones, alcohol, hypertriglyceridemia, hypercalcemia, drugs, trauma, infection, autoimmune, abdominal pain, nausea, vomiting, amylase, lipase, CT, USG, MRCP, ERCP, pseudocyst, necrosis, fibrosis, malabsorption, diabetes, Ranson, APACHE II, supportive care, fluids, analgesics, nutrition, surgery, antibiotics. INTRODUCTION Pancreatitis is a serious condition marked by inflammation of the pancreas, an essential organ involved in digestion and hormone regulation. The pancreas produces digestive enzymes like amylase, lipase, and proteases, which usually activate in the small intestine to help break down food. In pancreatitis, these enzymes activate too early within the pancreatic tissue, causing autodigestion, inflammation, and various degrees of local tissue damage and overall health issues. Pancreatitis can be divided into acute and chronic types. Acute pancreatitis is a sudden inflammatory response that can range from mild, self-limiting cases to severe ones that threaten life and can cause multi-organ failure. Chronic pancreatitis, on the other hand, is a long-term inflammatory condition that leads to irreversible damage, scarring, and a gradual decline in pancreatic function, often causing malabsorption and diabetes. The most common causes of pancreatitis are gallstones and excessive alcohol use. Other causes include high triglyceride levels, infections, trauma, certain medications, and genetic factors. The underlying process involves a blockage of the pancreatic ducts or direct damage to the acinar cells, leading to early enzyme activation, release of inflammatory substances, and resulting injury to the pancreas. Clinically, pancreatitis usually shows up as intense pain in the upper abdomen that can spread to the back, along with nausea, vomiting, and symptoms like fever and a fast heartbeat. Quick diagnosis and treatment are vital to prevent complications such as tissue death, abscesses, cyst formation, and a systemic inflammatory response. Understanding how pancreatitis works, its causes, and its health impacts is key to effective diagnosis, treatment, and prevention of disease progression.