Dr. Richard Stephen Urban M.D.

What does a black stool indicate?A black or dark red-colored stool is called tarry or bloody stools. However, passing dark-colored stools is not always caused by serious problems. One of the most common causes of black stools is the consumption of iron supplements, particularly in people who have...

Introduction G6PD is actually an enzyme and G6PD deficiency occurs when there is a deficiency of this enzyme. This condition is not fatal, but in acute as well as in the chronic breakdown of red blood cells, it causes a spectrum of complaints such as jaundice. This condition is inherited and a...

IntroductionThe 512 pill is a white-colored round pill with an imprint of "512". It is known to contain the active ingredients acetaminophen with the strength of 325 mg and oxycodone with the strength of 5 mg. This medicine is supplied by the company known as Mallinckrodt Pharmaceuticals.The 512...

What is an Exercise-Induced Migraine?Exercises have been recommended by many doctors and lifestyle therapists as a healthy way of living. Unfortunately these exercises can have side effects such as migraines.Compromising on fitness is not often a preferred option but oft one chosen due to health...

What is paronychia?Paronychia is a form of skin infection that occurs around the fingernails and toenails. Bacteria, Candida (yeast), or a combination of both microorganisms usually cause this infection. Paronychia may gradually or suddenly develop depending on the root cause of the infection. Its...

The vulva is the external part of the female genitalia, which includes the skin between the anus and the vagina, and the lips of the vagina. An itchy vulva is medically called pruritus vulvae. It is normal for women to experience a slight vulvar itch, but if you have an uncomfortable and persistent...