Dr. M. Margaret O'brien MD

OverviewA biopsy is a procedure that involves the removal of a sample tissue in the body to examine it closely under a microscope. The tissue is mainly examined to diagnose a certain disease. Some may use a needle or surgical methods to remove any lumps or suspicious nodules in the body. Some...

The treatment options or medications for bladder cancer depend largely on the advancement of cancer. The treatment is different for the early stage non-invasive bladder cancer and the more advanced muscle-invasive bladder cancer.During treatment, all hospitals have multidisciplinary teams (MDTs),...

Dengue Fever is Caused by a VirusDengue fever is a viral disease common to tropical and subtropical countries where the weather is hot and humid for long stretches of the year. There are four strains of the virus - all belonging to the same family - that infect humans with dengue fever. A fifth...

Alternative Treatments for CholeraCholera is one of the most dangerous infectious diseases around the world, occurring mostly in Africa and other areas with a similar climate. The infection is mostly found in areas with extraordinarily high populations and poor sanitation services.Cholera is caused...

What Is Cholera?Cholera is an infectious disease that affects mostly the intestines, but causes complications to the rest of the body. Once a person suffers from cholera, the first parts of the body to be affected are the intestines. It is an infection caused by a bacteria known as the Vibrio...

What is a biopsy?A biopsy is a medical procedure, which is mostly used in diagnosing cancer. In this procedure, a small tissue sample is taken from your body for a closer examination under the microscope. A biopsy is usually recommended by your doctor if initial tests in your body suggest an...