Electrophoresis - Urine

ELECTROPHORESIS - URINE Test

The Urine Protein Electrophoresis (UPEP) test separates different proteins present in a urine sample based on their electrical properties. It helps identify the type and pattern of proteins being excreted in urine and can detect abnormal protein production or excessive protein loss.

The test may be used when a healthcare provider suspects conditions involving kidney damage, abnormal protein production, or monoclonal proteins. It can be particularly useful in the evaluation of disorders such as multiple myeloma and other plasma cell disorders, as well as certain kidney diseases.

Urine electrophoresis may be performed along with other investigations, such as serum protein electrophoresis, immunofixation, kidney function tests, and urine protein measurements, depending on the clinical situation.

ELECTROPHORESIS - URINE Test is Recommended for Individuals:

• Individuals with unexplained protein in the urine
• People being evaluated for multiple myeloma or plasma cell disorders
• Individuals with suspected monoclonal protein (M-protein) production
• Patients with abnormal results on serum or urine protein testing
• People being evaluated for certain kidney diseases
• Individuals with unexplained kidney function abnormalities
• Patients undergoing monitoring for a previously diagnosed plasma cell or protein-related disorder

FAQs

1. What does urine electrophoresis detect?
Urine electrophoresis separates and identifies different proteins present in urine. It can help determine whether abnormal or unusually large amounts of specific proteins are being excreted.

2. Why is urine electrophoresis performed in suspected multiple myeloma?
Some plasma cell disorders can produce abnormal immunoglobulin components or light chains that are filtered into the urine. Urine electrophoresis can help detect abnormal protein patterns and support further evaluation.

3. Does an abnormal urine electrophoresis result always mean kidney disease?
No. Abnormal urinary proteins can occur for several reasons, including kidney conditions and disorders involving abnormal protein production. Results should be interpreted together with symptoms, medical history, and other laboratory investigations.