Leukorrhea very sticky like yellow snot may be a symptom caused by cervical cancer, or it may be caused by cervicitis or vaginitis. 1. Cervical cancer: Early stage of cervical cancer does not have specific symptoms, usually there will be contact bleeding, abdominal pain and other symptoms, sometimes patients will have purulent leukorrhea, resulting in sticky leukorrhea like yellow snot. 2. Cervicitis: Acute cervicitis will also appear in the case of increased vaginal discharge, such as thick yellowish leukorrhea, and sometimes there will be lower abdominal pain, vulvar itching, urinary frequency, urinary urgency and other symptoms. 3. Vaginitis: this disease will cause abnormal leukorrhea, accompanied by vaginal odor, vulvar itching and other symptoms. After the appearance of the above symptoms, the patient should consult a doctor in time for examination and treatment for the cause of the disease.