Dr. David Michael Greeson MD

Biopsies may vary differently depending on the type and location of the tissues and how hard are they to obtain. The medical term used to describe such method is “invasiveness.” A less invasive procedure will, for example, take place in a doctor’s office the same day an abnormal tissue is...

A biopsy procedure is a very important procedure, which is used to identify the underlying cause of your abnormal body tissues. Depending on your condition and the location of the tissue abnormality, different types of biopsies may be performed on you. A biopsy preparation, therefore, depends on...

Unlike what most people think, skin cancer, like most other cancers, is fatal. Skin cancer is the most common form of cancer in many countries, including the United States. More than 5 million skin cancer cases come up each year. Over 3 million of these cases are found in the United States. In fact,...

What is albinism?Albinism is a group of genetic disorders that cause little or no production of the natural pigment called melanin. The color of your skin, hair, and eyes depend on the type and amount of melanin produced by your body. Most individuals with albinism have sun sensitivity, which makes...

What is petechia?The definition of petechia falls under the category of hemorrhaging. A petechia, or more commonly used in Latin plural, petechiae, are microscopically small dots which appear beneath the skin surface in red, brown or purple color. We refer to them in plural because they are barely...

Warts are small growths on the skin that are caused by the human papilloma virus (HPV). These warts may develop on different parts of the body. They are most commonly seen in children between the ages of 12-16 years old. Most of these warts disappear within a few months, while some of them may...