Increased Urinary Protein

Differential Diagnosis

Glomerular membrane damage

Impaired tubular reabsorption of protein

Multiple myeloma


Diabetic nephropathy

Suggested Additional Lab Testing

Initial evaluation for renal function with serum or plasma BUN and/or creatinine

If there is concern about an undiagnosed case of diabetes mellitus, evaluation for diabetes

If there is concern about multiple myeloma, serum protein electrophoresis