Hello dear Understand your concern. Dont directly jump to the conclusion of cancer It could be cyst that is common in vaginal area, enlarged lymph node, blocked hair follicle, blocked sweat gland, fordyce cyst, Molluscum contagiosum, STD infection and Bartholin cyst Vaginal examination by the gynecologist will help in the diagnosis and go for STD screening test. All this cyst are pain less and harmless generally. Do not pop up , it causes infection and bleeding But if it is very large and associated with pain, dysuria, fever, itching , redness and foul smelling vaginal discharge. Then You should think about STDs and would like to test for STDs and And consult to doctor for drainage and take antibiotics. Also maintain hygiene and keep the area dry. Hope this may help you Contact HCM for further health query Best regards Dr. Sagar