An ordinary hernia through the navel is known as an ''umbilical'' hernia. It is most frequently seen in newborns, rarely becomes strangulated, and closes by itself after several years, rarely requiring surgery.
If this hernia exists in an adult, it could become strangulated and could be closed using simple surgical techniques. Another condition that can develop in hernias is a situation where the loop of bowel gets ''stuck'' in the opening and can not be pushed back into the abdomen.
This is classified as an ''incarcerated'' hernia, and may or may not be strangulated. Allan Bruckheim will answer questions of general interest in his column. Write to Dr. Bruckheim, P. Later the compound was named nicotinic acid because it had been made from nicotine and it had the ability to form salts. As a laboratory curiosity, which it remained for over seventy years, nicotinic acid was adequately named.
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Twitter Facebook. This Issue. March 7, It is possible to demonstrate anti-inflammatory effects in acne, rosacea and nitrogen mustard-induced irritation. Because of its verifiable beneficial effects, niacinamide would be a suitable component in cosmetic products for use in disorders of epidermal barrier function, for ageing skin, for improving pigmentary disorders and for use on skin prone to acne.
Abstract Nicotinic acid also generally known as niacin and niacinamide also known as nicotinamide are similarly effective as a vitamin because they can be converted into each other within the organism.
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