Dr. William H. Pettus M.D.

What is dysuria?Dysuria is the medical term for painful urination or discomfort while urinating. This painful, burning sensation is commonly associated with urinary tract infections, which are usually caused by bacteria. Dysuria is also a common symptom of cystitis (inflammation of the bladder) and...

Headaches that recur two to three times during a short period of time are known as cluster headaches. This may last for few weeks, to months. These headaches often occur after sleep and recur throughout the day. It usually appears during the same time of the year, or season of the year. It may...

GlomerulonephritisGlomerulonephritis is the inflammation of kidney filters called glomeruli. These filters are made up of tiny blood vessels that help remove excess fluids, waste from the bloodstream, and electrolytes. This condition can happen on its own or may occur as part of chronic diseases,...

In the normal course, blood has no reason to appear in the urine, but if that happens, one should not hesitate to seek specialist medical opinion. Blood may appear in urine owing to simple infections in the urinary and genital systems, or it could be a result of some serious ailment that is...

A kidney stone is a condition that occurs when the minerals and salts present in the urine become concentrated in high levels and eventually tend to crystallize. These crystallized formations can be seen as stones, and they often stick together. Kidney stones mostly form in the kidney. They start as...

It is very hard to diagnose lupus. Since two individuals can have different signs of lupus, doctors have a hard time diagnosing it and treating it effectively. To diagnose lupus, it can take a long time, which can be distracting to both the doctor and the affected person. The symptoms of lupus can...