hi thank you for the query I have gone through your query and understood your concern..i can enlist few conditions which are common causes for protein to be positive in urine UTI Glomerular conditions stress dehydration so I can assure you that protein in urine inyour case could be UTI as there is associated vaginal bleeding which could be commonly due to STI s ..so check for any sexually transmitted infections and run ultra sound abdomen to rule out any pathology with your kidneys thank you hope I have answerd your query regards DR Alekhya