Parenteral nutrition safety: an interview with Dr. Phil Ayers, A.S.P.E.N PN Safety Task Force Chair and Dr. Peggi Guenter, Director of the American Society for Parenteral and Enteral Nutrition (A.S.P.E.N.)
Published on February 11, 2013 at 5:31 AM • at IV Team on 17 Feb 2013 03:46 PM PST
Interview conducted by April Cashin-Garbutt, BA Hons (Cantab)
Please can you give a brief introduction to parenteral nutrition (PN)
Parenteral nutrition is intravenous nutrition for patients who are unable to eat or be tube fed. It is used with more than 300,000 patients per year – a quarter of whom are children and newborns.
PN bypasses the normal digestion in the stomach and bowel. It is a sterile liquid formula given into the blood through an intravenous (IV) catheter (needle in the vein). The mixture contains proteins, carbohydrates (sugars), fats, vitamins and minerals (such as calcium).
People of all ages have received parenteral nutrition. People can live well on parenteral nutrition for as long as it is needed. Many times, parenteral nutrition is used for a short time; then it is removed when the person can begin to eat normally again.
Are there different types of PN?
There is peripheral PN (PPN) which is lower calorie and given into the peripheral veins, but most PN is given into a central large vein because it is very concentrated and needs a high flow vein to dilute it.
What conditions is PN used to treat?
Sometimes a person cannot eat any or enough food because of an illness. The stomach or bowel may not be working normally, or ……..link to full article