What is a pseudocyst?

Secondary to acute pancreatitis, takes 4 weeks to develop, secondary to pancreatitis or trauma. No distinct border, just a liquid with inflammatory tissue as a border. If asymptomatic just monitor (may resolve on its own) If symptomatic (see with EUS linear view to drain it with a needle, put a guidewire in the cyst and put a metallic stent half in the cyst and half to the intestine in order to drain it. In patients with known pseudocysts, new symptoms such as abdominal pain, chills, or fever should alert the clinician to the emergence of an infected pseudocyst or abscess. Treatment choices include surgical, radiologic, and endoscopic drainage