Also called the “belly,” this is the part of the body that includes the area approximately from the chest to the hips.

The total level of eosinophils in your blood count.

A condition in which contents from the stomach come back up into the esophagus and is often accompanied by a painful sensation behind the breast bone called “heartburn.”

Scar tissue that forms on the external surface of the intestine causing it to become stuck to an adjacent structure. Adhesions may cause partial obstructions by deforming part of the intestinal tract and may form after an abdominal operation.

Adrenal glands produce insufficient quantities of regulatory hormones leading to low blood pressure, low blood sugar and fatigue (weakness) particularly during times of illness.

Adrenal insufficiency related to long-term steroid use. Symptoms similar to primary adrenal insufficiency.

A protein that induces an immediate (IgE) or late (cell mediated) allergic reaction.

An abnormal immune system response to any stimulus that can take any of 4 different types of reaction characteristics (Immediate/IgE-Mediated, Cytotoxic, Immune Complex-Mediated or Delayed/Cell-Mediated); the classic working definition used by most physicians only includes immediate response allergic reactions (IgE-Mediated).

Amino acids are the building blocks of all proteins. Some amino acids also function as chemical signals, such as neurotransmitters.

The digestive enzyme needed to digest starches (complex carbohydrates). This enzyme is produced by the pancreas and is also found in the saliva.