Nursing times
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Fasting before surgery is necessary to avoid the risk of regurgitation and vomiting; it is also a legal requirement. But the current practice of fasting overnight or up to eight hours before surgery can cause dehydration, electrolyte imbalance, malnutrition and general malaise. Evidence shows that patients can benefit from receiving clear liquids up to three hours before surgery. Health care professionals need to be brought up to date with the latest evidence-based practice; national introduction of clear guidelines would help in this respect.
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Promoting good health and preventing ill health are part of the nurse's role, and using a model for health promotion in the colorectal nursing service is an effective way to improve patient care. This article considers referral guidelines for patients with suspected colorectal cancer and suggests methods of raising public awareness.