While it really came about after I finished, there's a actually a lot of lymphatic work going on in microsurgery these days. It's really the only new types of procedures in reconstructive microsurgery (nodal transplants, DIEPS with node basins attached, lympatico-venous anastamosis and the like) in the last 10-15 years. That's a growth industry in microsurgery these days.
As to passing on oncology surveillance, what exactly do you think already you do in practice to varying degree for every breast cancer, breast implant, and skin cancers? Pretty much every breast recon you do sees you periodically with the caveat to call in between if there's changes on exam.