Physical Description. Emperor scorpions are one of the largest species of scorpions in the world, measuring an average of 20 cm in length. They also tend to be heavier than other scorpions, and pregnant females can weigh more than 28 g.
Pseudocysts of the pancreas are abnormal collections of fluid, dead tissue, pancreatic enzymes, and blood that can lead to a painful mass in the pancreas. 1  About this Condition.
1 Pancreatic pseudocyst can cause a lumpy mass in the upper abdomen in the epigastric area. 2  Renal cell carcinoma can cause a smooth, firm, but not tender mass near the kidney (usually only affects one kidney).  Spleen enlargement (splenomegaly) can sometimes be felt in the left-upper quadrant.