The need for extensive surgery as a primary attack in order to achieve cures in what appear to be initially hopeless situations is clearly illustrated in extended parotid surgery. Lesions extending beyond the confines of the parotid gland require resection of adjacent structures.
Skolnik EM, Meyers RM, Tardy ME, Ross JC, Saberman MN. Malignancies of the Parotid Gland. Arch Otolaryngol. 1971;93(3):256–260. doi:10.1001/archotol.1971.00770060394006