The presence of proteins in urine is termed as proteinuria.<br><br>
two types of proteins are found in this condition 1. Albumin (smaller size proteins) - albuminuria 2. Bence jones proteins (low molecular weight glycoproteins) - multiple myeloma (plasma cell tumour). Proteinuria may result due to violent exercise, high fever, pregnancy, renal disease, ascites and abdominal tumours.