Dr. Alonzo P Walker MD

Testicular cancer is a malignancy that affects the testes, which are the sex glands in men that are responsible for secreting the male sex hormone testosterone and for producing sperm cells that fertilize female eggs to kick start a pregnancy.Prevalence of testicular cancerIn the United States,...

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...

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,...

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....

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...