Ay mamsh, I think you mean may natitirang tissue or granulation tissue pa rin doon sa belly button area, yan? Dadalhin mo lang sa pedia para tingnan nang mabuti kasi may different reasons kung bakit may ganyan, baka need ng antibacterial care o baka kailangan lang ng time to fully heal, pero mas okay na sigurado ka through doctor. A few of us moms experienced something similar, at iba-iba ang approach depending sa assessment ng doctor, so better safe than sorry talaga with the belly button!