The scab at T incision didn't fall off and at 3 weeks 2 days, 1/12 it opened slightly. By1/15morning it was 3 cm open vertically. I saw my PS Mon and Thur, unknown why it opened?He said its not infected. seems separation got bigger (to me)thursday visit and is still opening further. I get pain off and on in lower breast. no fvr/chills serous/yellowish d/c on drsgs w/o odor. cleaning with soap and water bid and doing wet to dry drsg bid. known cysts this brst preop. no implants. non diabetic.