SRL for [subtle]: Some increased melanocytes , expending to the upper layer of epidermis and close to the surgical margin are seen -LRB- block C7 -RRB- ; however findings are too [subtle] to be interpreted as margin positive .
ARG-M-ADV: however | ARG-0: findings | ARG-M-CXN: too | C-ARG-M-CXN: to be interpreted as margin positive