Amyotrophic lateral sclerosis (ALS), sometimes called Lou Gehrig's disease, is a rapidly progressive, invariably fatal neurological disease that attacks the nerve cells (neurons) responsible for controlling voluntary muscles.
The Alpine Scheitholt furnishes an example of this older type of European zither. By the late 18th century, two principal varieties of European concert zither had developed, known as the Salzburg zither (with a rounded side away from the player), and the Mittenwald zither (with both sides rounded).
Urinary catheterisation - Types. Types of urinary catheter. There are several different types of urinary catheter, which are inserted and used in different ways. The main types of catheter are outlined below. You can also read a summary of the pros and cons of the different types of catheter, allowing you to compare your treatment options.