PTAN stands for Provider Transaction Access Number (medicare reimbursements). Suggest new definition. This definition appears frequently and is found in the following Acronym Finder categories: 1  Military and Government. 2  Science, medicine, engineering, etc.
Adrenaline also makes the blood vessels dilate in order to improve blood flow and oxygen delivery in case the body has to suddenly flee a dangerous situation. The veins in the face, as well as in the stomach lining and throughout the rest of the body, then have more blood than normal flowing through them, and they appear red. More about blushing: A surgery known as endothoracic sympathectomy can potentially eliminate blushing by snipping the small nerves located in the spine that trigger the response.
The skin redness that may be the first symptom of anaphylaxis can look like a blush or a menopausal flush. It is, however, usually a dry flush, which means that it is not usually accompanied by sweating. Sometimes an alert friend or family member may first notice the telltale color of someone beginning to flush.