Definitions of fructose malabsorption on the Web:

* Fructose malabsorption is a condition in which the fructose carrier in
enterocytes is deficient. Symptoms and medical tests are similar as in
lactose intolerance. This condition is common in patients with symptoms of
irritable bowel syndrome. An appropriate diet can help. A small proportion
of patients with both fructose malabsorption and lactose intolerance suffers
from coeliac disease.
en.wikipedia.org/wiki/Fructose_malabsorption

Definitions of fructose interolace on the Web:

* Fructose intolerance is a hereditary condition due to a deficiency of
liver enzymes that metabolise fructose. Not to be confused with fructose
malabsorption, a deficiency of fructose transporter enzyme in the
enterocytes, which leads to bloating and diarrhea.
en.wikipedia.org/wiki/Fructose_interolace