<s>[INST] There s a swollen lump at the tip of my but crack its not on my butt its actually inside of my butt just where the crack starts and its swelling but there s no pus or blood and no boil. It hurts to sit, walk, and lay down on my back. What is it and what are the symptoms and ways to relieve the pain when sitting or laying down? [/INST] not to worry much as this is benign condition like sebaceous cyst or skin tags / fibroepithelial polyp/skin papillomaif really worries you can go for an FNAC test for confirmationall the best! </s>