Dr. Robert J. Ferreira M.D.

Urine Culture and Sensitivity TestA urine culture is a laboratory test that can identify specific types of germs that cause urinary tract infections. A urinary tract infection occurs when bacteria enter the urinary system through the urethra. Bacteria can rapidly grow and multiply, and cause an...

Every now and then, you hear people complaining about constant back pain. According to statistics, about 80% of Americans will suffer from back pain at one point of their life.Back pain can be caused by many things, but it is most commonly triggered by incorrect sitting or standing positions, not...

Cancer is an unhealthy condition in which the cells of a part of the body rapidly divide and thrive without an apparent cause. These abnormally growing germ cells clump together, forming a buildup of tissue called a tumor that sets it apart from normal healthy tissue. When this happens in the...

Is diarrhea a sign of early pregnancy?Diarrhea is a very common sign of early pregnancy. Every woman is different and so are her experiences of pregnancy. Not every woman experiences the same symptoms. Hence, diarrhea is also not a symptom that every pregnant woman experiences, although it’s quite...

OverviewA sore throat is often caused by the common cold, which can be a mild condition that resolves on its own without the need for medical treatment. However, there are also other causes of sore throats, such as strep throat and infectious mononucleosis or mono, which is caused by...

Yes. Arthritis is one of the major causes of back pain and can cause long-term effects in an individual. Back pain is a common problem which affects 4 out of 5 of us at some point. Back pain is a type of pain experienced mostly through the spine. Back pain can last for a short time, but there are...