1 Examples of viral infections include, mumps or hepatitis B. 2  Some autoimmune conditions-such as lupus, or Sjogren's syndrome. 3  Injury to the pancreas. 4  Idiopathic-about 15% of all cases of acute pancreatitis are termed idiopathic pancreatitis.
For instance, in America, these kinds of drums are referred to as the doumbek. They are widely used in E. Europe, N. Africa and a larger part of Asia. Good examples of these kinds of drums include the Bendir, Riq, Tamburine, Irish bodhran etc. These drums are mostly made of wood which forms almost a perfect circle.
The Cajon comes in three forms. They are the solo drum, the middle drum and bass box drum. The solo drum is originated from a drawer; the middle drum is a smaller box and is played with a spoon instead of using the fingers and hands; the bass box drum is usually played with the percussionist sitting on top of the box.