Dysuria, slight pain and yellowish color may be caused by urinary tract infection, urinary stones and urinary tract tuberculosis. 1. Urinary tract infection: the main urinary tract infection, patients will have urinary urgency, urinary frequency, as well as urinary pain and dysuria, due to the stimulation of inflammation, the color of urine may also change. 2. Urinary stones: such as bladder stones, kidney stones, etc., the patient will have symptoms of urination, poor urination, yellow color and painful urination and other symptoms. 3. Urinary system tuberculosis: common bladder tuberculosis, renal tuberculosis and ureteral tuberculosis, the patient will have the above symptoms, but also abdominal pressure and pain and renal area percussion and other symptoms, the situation is serious when there will be the phenomenon of hematuria. Causes of dysuria, urination color change and urinary pain are more triggers, it is recommended to go to the hospital to improve the relevant examination, and then give symptomatic treatment.