Dr. Robert W Collison MD

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

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...

Shingles is a contagious viral infection that is caused by the varicella zoster virus, the same virus that causes chickenpox. This virus affects a particular nerve section, causing painful rashes on the skin connected to that particular nerve. The rash normally appears in a form of a band on any...

Cancer has become one of the most dangerous infections in the world. Various medical researches have shown that cancer problems have increased drastically over the last few weeks. These infections have posed a big threat to the community since most of them require serious treatment. The treatment is...

Biopsies may vary differently depending on the type and location of the tissues and how hard are they to obtain. The medical term used to describe such method is “invasiveness.” A less invasive procedure will, for example, take place in a doctor’s office the same day an abnormal tissue is...

Holistic Treatment for CholeraCholera is an infection that is caused by a bacterium known as Vibrio cholerae. This is a bacterium that is capable of surviving for an extremely long time, even in unpleasant environments. As a result of this factor, the bacteria can spread cholera very fast.Cholera...