A triangle with all sides equal is called an equilateral triangle, and a triangle with no sides equal is called a scalene triangle. An equilateral triangle is therefore a special case of an isosceles triangle having not just two, but all three sides and angles equal.
In medicine, specifically urology, dysuria refers to painful urination. Difficult urination is also sometimes, but rarely, described as dysuria. It is one of a constellation of irritative bladder symptoms (also sometimes referred to as lower urinary tract symptoms), which includes nocturia and urinary frequency.
Painful and Frequent Urination in Dogs. Save to mypetMD. Dysuria is a condition that leads to painful urination in the animal, while pollakiuria refers to abnormally frequent urination.