Dr. Derek C. Welch M.D.

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...

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...

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...

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...

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...