Dr. Rena Desai Callahan M.D.

Recommended Articles

• Melanoma: Get the Facts

  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...

• Breast Cancer Survivor Organizes Non-Profit With a Meaningful Purpose

  One month before her 31st birthday, Janet Palmer, a law enforcement officer, found a lump in her right breast. After nine months of consultations with two different doctors and one negative mammogram, she was diagnosed with breast cancer. At this time, Palmer decided to undergo a mastectomy,...

• Bone Health Drugs for Breast Cancer

  Like any other drug or therapy, breast cancer treatment also has its own side effects. One of the side effects of breast cancer treatment is rapid bone loss leading to osteoporosis. The following are treatments for breast cancer that can significantly cause bone loss:...

• What Tests Determine Pancreatic Cancer?

  Pancreatic cancer is a cancer that begins in the pancreas, which is the organ that lies behind the lower part of the stomach. This type of cancer is really difficult to diagnose and it is often detected late. In most cases, by the time this cancer is detected, it has already spread rapidly and thus...

• An Overview of Gallbladder Diseases

  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 Nodular Melanoma?

  Melanoma is a serious skin cancer which arises from pigment cells called as melanocytes. An invasive form of melanoma is called nodular melanoma. Nodular melanoma is a serious skin cancer that got its name from the word "nodule", a doctor’s term for a lump as nodular melanoma lesions are shaped...