AHA Coding Clinic® for ICD-9 - 2003 Fourth Quarter; VOLUMES 1 & 2 NEW/REVISED CODES

Impaired Fasting Glucose

Effective October 1, 2003, code 790.2, Abnormal glucose, has been expanded to separately identify impaired fasting glucose (790.21) and impaired glucose tolerance test (790.22). Recommendations from the Expert Committee on the Diagnosis and Classification of Diabetes Mellitus include a new stage of impaired glucose homeostasis called impaired fasting glucose (IFG). IFG is defined as a random fasting glucose of > or = to 110 mg/dl but < or = to 126 mg/dl. IFG is considered different from an abnormal glucose tolerance test or impaired glucose tolerance (IGT). IGT is defined as glucose obtained during an oral...

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