2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Symptoms, Signs, And Ill-Defined Conditions 780-799 > Nonspecific Abnormal Findings 790-796 > 2006 ICD-9-CM Diagnosis 791 Nonspecific findings on examination of urine View the most recent version of ICD-9-CM 791 791 is a non-specific code that cannot be used to specify a diagnosis 791 Excludes hematuria NOS (599.7) specific findings indicating abnormality of: amino-acid transport and metabolism (270.0-270.9) carbohydrate transport and metabolism (271.0-271.9)