A negative test for Mycoplasma urealyticum means that there is no Mycoplasma urealyticum infection in the lab results, which is a good thing. If the test is positive for Mycoplasma urealyticum, it indicates that there is a Mycoplasma urealyticum infection and that there are urinary tract symptoms, the most common of which are an itchy urethra and a thin discharge from the urethra. For the laboratory test negative for Mycoplasma urealyticum, it indicates two problems: one is that the treatment has now turned negative for Mycoplasma urealyticum, no more; the other situation indicates that the laboratory test is not infected with Mycoplasma urealyticum, indicating that the body is a normal condition. It is recommended that if you are negative for Mycoplasma urealyticum you can rest assured that there is no need for further treatment and that you do not have to worry about contracting the disease.