Dr. Heather Nadine Lefkowitz MD

Recommended Articles

• What Causes Rhabdomyolysis?

  Rhabdomyolysis is a condition in which the muscles are rapidly broken down resulting in the release of myoglobin — the muscle protein — into the blood. This is a rare condition, and the release of myoglobin into the blood can lead to damage of kidneys. It is mostly caused by muscle injury and...

• Leukocytes in Urine: What Does Leukocyte Esterase in Urine Mean?

  What are leukocytes?White blood cells (WBCs) are also called as leukocytes. They protect the body from infections by fighting foreign invaders such as viruses, bacteria, fungi, or parasites. Phagocytes and lymphocytes are forms of white blood cells (WBCs).Phagocytes engulf foreign particles like...

• What Is Shivering: 15 Conditions That Might Cause Chills

  What is shivering?Exposure to cold or rapid shifts in temperature usually causes uncontrollable shivering. However, many other possible causes can cause shivering or chills. An uncontrollable shivering that persists for a longer time may indicate an underlying illness that requires immediate medical...

• What Are the Signs and Symptoms of Kidney Stones?

  What are kidney stones?A kidney stone is a hard, crystal-like mineral substance formed within the kidney or urinary tract. In medical terms, it is known as nephrolithiasis. They are also called as renal calculi.Kidney stones can block the stream of urine and can result in urinary infection, kidney...

• Vertigo: Causes, Symptoms, and Treatment

  Vertigo is a fairly common condition that causes an individual to feel as if their head is spinning and he or she becomes dizzy. It is usually temporary, only for a few seconds to minutes, occurring only when you make sudden head movements, but sometimes it can be so severe that it begins to...

• What is Lupus?

  Lupus is a chronic inflammatory autoimmune disease that attacks the body’s healthy cells, tissues, and organs. The inflammation can damage the skin, joints, kidneys, lungs, heart, brain, and blood vessels.Normally, the body’s immune system produces antibodies. These antibodies protect and fight...