Dr. Robert Paul Derhagopian M.D.

September is known as Ovarian Cancer Awareness Month. Ovarian cancer is a type of cancer of the cells of the ovaries. It can occur in several different parts of the ovary, including the germ, stromal or epithelial cells. Germ cells are the cells that become eggs, stromal cells make up the substance...

Melanoma is a form of skin cancer that develops in the melanocytes, which are the cells that determine your skin color because of the melanin pigment. Melanoma has the ability to develop in various parts of the body including the eyes, nails, mouth, as well as some internal organs such as the...

What are inverted nipples?Inverted nipples, also called as nipple retraction, nipple inversion, or invaginated nipple, is a condition in which the nipples point inward instead of out. In some women, nipple retraction can be present at birth. In some cases, the condition may develop due to trauma or...

Gastric cancer, also known as stomach cancer, begins when cancer cells form in the inner lining of the stomach. This disease does not show clear signs and symptoms until it enters the later stages. The cancer may spread from the stomach to essential parts like the liver, lungs, bones, and lymph...

What is the gallbladder?The gallbladder is a four-inch, pear-shaped organ situated below your liver. It acts as a storage organ for bile, which is a mixture of fats, cholesterol, and fluids. The main purpose of bile is to help in breaking down fats during digestion. The whole process allows for easy...

What is melanoma?Melanoma is a type of skin cancer that affects the melanocytes or the skin cells that contain the pigment melanin. It is caused when long or repeated exposure to UV radiation damages the DNA of these skin cells and causes them to divide uncontrollably forming a malignant tumor....