Which of the following disorders is characterized by an inability to absorb fructose due to a deficiency of the enzyme fructokinase?

A Galactosemia
B Fructose malabsorption ✓
C Lactose intolerance
D Sucrose-isomaltase deficiency

Explanation

Fructose malabsorption is a disorder characterized by an inability to absorb fructose due to a deficiency of the enzyme fructokinase, leading to symptoms such as bloating, gas, and diarrhea after consuming fructose-containing foods.

Source

Nelson's Textbook of Pediatrics
Metabolic and Nutritional Disorders Carbohydrate Metabolism Fructose Metabolism Disorders Hard MEDICAL Confidence: medium