DENTISTRY
Mandibular rim excision: A form of partial mandibulectomy
in which the ventral border of the mandible is maintained
(Figures 8A-8C).
Segmental mandibulectomy: A form of partial
mandibulectomy in which a full dorsoventral segment
of the mandible is removed; also called a central
mandibulectomy (Figures 9A and 9B).
Figure 9A. Segmental mandibulectomy diagram.
Figure 8A. Mandibular
rim excision diagram.
Figure 9B. A segmental mandibulectomy to treat the melanoma
noted in Figure 1.
Bilateral partial mandibulectomy: The surgical removal
of parts of the left and right mandibles and surrounding
soft tissues; also called a bilateral rostral mandibulectomy
(Figures 10A-10C).
Figure 8B. Surgical markings for a rim excision to debulk the
lesion noted in Figure 2. Client would not approve of a rostral
mandibulectomy..gif
Figure 8C. The surgical specimen without clean histologic margins.
Figure 10A. Bilateral partial mandibulectomy diagram.
Issue 04 | AUGUST 2017 | 31