Visible in urinary tract infection, stones, or specimen contamination what does it mean

Patient's question:

WBC ++, Occult blood +++, Red blood cells under microscopic examination: 18-23/HP, White blood cells under microscopic examination: 15-17/HP

Doctor's answer:

Serious, there might be a possibility of urinary tract infection or stones. Let's do an ultrasound to check, and treat after a clear diagnosis. Advice: Serious, there might be a possibility of urinary tract infection or stones. Let's do an ultrasound to check, and treat after a clear diagnosis.