The color of the white belt will change when combined with other sexually transmitted diseases. 1. If the gonorrhea is caused by gonococcal infection, it will lead to yellowish green purulent discharge. 2. If the infection is mycoplasma or chlamydia, it will lead to thin discharge. 3. If it is due to bacterial vaginosis, the leucorrhea will smell like fish. 3. If it is due to mycobacterial vaginitis, the leucorrhea will show tofu-like changes. It is advisable to give timely treatment after the appearance of the rash to avoid increasing and enlarging.