Dr. John Charles Van stone M.D.

Vertigo is a fairly common condition that causes an individual to feel as if their head is spinning and he or she becomes dizzy. It is usually temporary, only for a few seconds to minutes, occurring only when you make sudden head movements, but sometimes it can be so severe that it begins to...

Leukocyte Esterase Urine TestLeukocyte esterase (LE) is an esterase produced by white blood cells (WBCs) or leukocytes. A leukocyte esterase test is a urine test used to detect the presence of white blood cells and other health conditions associated with infection.Normally, leukocyte esterase...

When you pee and see a stream of rusty red urine, the sight fills you with a sense of dread. You suspect that the discoloration is due to the presence of blood. A pungent odor may fuel the anxiety. The only way to confirm suspicions is through a urinalysis recommended by a primary caregiver.  A...

What is polydipsia?Polydipsia is the medical term for excessive thirst. It is usually regarded as one of the initial symptoms of diabetes.It is normal to feel thirsty, especially after workouts and strenuous activities. It is quite important for people to drink the recommended amount of water per...

Kidney stones are also known as renal calculi. The occurrence of kidney stones is known as nephrolithiasis. Kidney stones in the urinary tract lead to a condition known as ureterolithiasis. Kidney stones are seen as a common occurrence in the medical world. One in twenty people tend to suffer from...

Kidney stones are a condition that affects around 15 percent of the world's population. For reasons unknown, the condition's prevalence has increased over the last 30 years. Kidney stones more often affect men than women. What are kidney stones?Kidney stones or renal lithiasis is the formation of...