<prompt> T-4d in TNM staging of breast cancer isInvolvement of skinInvolvement of chest wallInflammatory carcinomaPeaude orange appearance  <response>: OT4a: Extension to the chest wall, not including pectoralis muscleOT4b: Edema including peau dorange or ulceration of the skin, or satellite skin nodules confined to the same breastOT4c: Both T4a and T4bT4d: Inflammatory carcinoma 