Identify the two primary components of the TNM classification system that are most critical for initial oral cancer treatment planning.

The two primary components of the TNM classification system that are most critical for initial oral cancer treatment planning are the ‘T’ for primary tumor and the ‘N’ for regional lymph nodes. The ‘T’ component assesses the size of the primary tumor and the extent of its local spread. This information is critical for initial treatment planning because it directly determines the necessary scope of local therapy, primarily surgical resection. For example, a small tumor might require only a localized ....