You may not experience pain, but sometimes they can feel heavy, cause itchingor bleed. Guide to Vaginal Lumps and Bumps. Preventing Lumpy inside vaginal opening itching genital sores. Most vaginal bumps and lumps can be managed at home. However, sores due to genital herpes or a chronic skin condition may recur. They appear as bluish raised bumps or round swollen veins around the labia minora and majora.