urinary symptom lower urinary tract symptom http://purl.bioontology.org/ontology/MESH/D059411 http://purl.obolibrary.org/obo/NCIT_C94773 LUTS Symptoms that result from pathologic processes affecting the urinary bladder and/or urethra. They include urinary frequency and urgency, dysuria, nocturia, incomplete voiding, and poor stream during urination. lower urinary tract symptoms