Disorder of fructose metabolism, unspecified

This code signifies a metabolic disorder affecting the body's ability to properly process fructose, a type of sugar found in fruits and some sweeteners. It encompasses various inherited conditions where enzymes necessary for fructose breakdown are deficient or absent, leading to an accumulation of fructose or its metabolites. The "unspecified" nature indicates that the specific type of fructose metabolism disorder has not been definitively diagnosed.

Use this code when documentation indicates a confirmed disorder of fructose metabolism, but the specific enzyme deficiency (e.g., hereditary fructose intolerance, essential fructosuria) is not specified. This code is appropriate for initial diagnoses or when further diagnostic workup is pending. Supporting documentation would include clinical findings consistent with fructose intolerance, such as hypoglycemia, liver dysfunction, or gastrointestinal symptoms after fructose ingestion, without a definitive genetic or enzymatic diagnosis.

• Do not use this code if a more specific disorder of fructose metabolism (e.g., hereditary fructose intolerance, essential fructosuria) is documented; instead, use the appropriate specific code.
• Always query the provider for clarification if the documentation suggests a specific type of fructose metabolism disorder but only "unspecified" is noted.
• Consider sequencing this code as a primary diagnosis when it is the main reason for the encounter, or as a secondary diagnosis if it is a co-morbidity impacting patient care.