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.
Types of Drums in Marching Band. The drum line is an essential part of a marching band of any style. Marching bands with drum lines may be corp bands, show bands, or drum and bugle corps. Aside from contributing to the sound of show pieces, the drum line also enhances the overall look of the marching ensemble.