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.
Red is one of the most common colors for the skin to change to. WD reports 534 medical causes that can cause sudden reddening of the skin, including acne inflammation, an oncoming rash, burn, sunburn, dermatitis, fever, viruses and a reaction to certain medications. It, of course, can also be caused by flushing, which is the medical term for blushing.