Dr. John Pitchford Greaves M.D.

Recommended Articles

• Reasons Why You Need a Biopsy

  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...

• Are There Vaccines Available For Cholera?

  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 Dengue Hemorrhagic Fever?

  Dengue fever is a more common and typical viral disease spread largely through the Aedes Aegypti mosquito and to some extent by the Aedes Albopictus mosquito. Initially rampant in more tropical and temperate countries, the disease gradually spread to other zones as populations started migrating to...

• What to Expect After a Biopsy

  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...

• Mononucleosis: Am I Contagious Throughout the Duration of My Condition?

  Mononucleosis is a disease that is spread through the Epstein-Barr virus. Specific details about the virus is still unknown. This virus is known to exhibit fatigue in people, accompanied by an aching body, swollen lymph nodes, and fever. This disease is known to be spread through saliva and other...

• Is Shingles Contagious? How Do You Get Shingles?

  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...