Journal of Medicine Vol 4 - Amrita Institute of Medical Sciences and ...
Journal of Medicine Vol 4 - Amrita Institute of Medical Sciences and ...
Journal of Medicine Vol 4 - Amrita Institute of Medical Sciences and ...
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<strong>Amrita</strong> <strong>Journal</strong> <strong>of</strong> <strong>Medicine</strong><br />
Extended Maxillectomy by Transm<strong>and</strong>ibular Approach<br />
Table2: Extent <strong>of</strong> Pathology <strong>and</strong> Adequacy <strong>of</strong> the Approach Used<br />
No Tumor Extent Surgical Approach Resection Area <strong>of</strong><br />
Extra-cranial Intra-cranial Orbital status positive/<br />
close margin<br />
1 Extension into ITF None Intra-orbital; Weber-Ferguson with R0 None<br />
<strong>and</strong> Nasal Cavity extra-conal trans- conjunctival<br />
incision <strong>and</strong> Paramedian<br />
m<strong>and</strong>ibulotomy<br />
2 Extension into ITF None None Para-median R1 Posterior<br />
palatal<br />
<strong>and</strong> Nasal Cavity m<strong>and</strong>ibulotomy mucosal<br />
margin<br />
3 Hard palate, None None Para-median R0 None<br />
nasal cavity <strong>and</strong> ITF<br />
m<strong>and</strong>ibulotomy<br />
4 Extension to pterygo- None None Para-median R0 None<br />
maxillary region<br />
m<strong>and</strong>ibulotomy<br />
5 Extensions medially Extra-dural Intra-orbital; Para-median R0 None<br />
to nasal cavity <strong>and</strong> extra-conal m<strong>and</strong>ibulotomy <strong>and</strong><br />
nasopharynx, Periorbita fronto-temporal<br />
posteriorly to ITF preserved craniotomy<br />
<strong>and</strong> superiorly to<br />
the middle cranial<br />
fossa<br />
6 Maxillary sinus with None Intra-orbital; Para-median R1 Orbital<br />
extensions to ITF <strong>and</strong> extra-conal m<strong>and</strong>ibulotomy margin<br />
inferior orbital wall<br />
Periorbita<br />
preserved<br />
7 Extensions to ITF <strong>and</strong> Widening <strong>of</strong> None Para-median R1 V2 nerve<br />
middle cranial base foramen m<strong>and</strong>ibulotomy <strong>and</strong> cut margin<br />
rotundum<br />
temporal craniotomy<br />
8 Extension to posterior None None Paramedian R0 None<br />
wall <strong>of</strong> maxilla<br />
m<strong>and</strong>ibulotomy<br />
9 Extension to ITF <strong>and</strong> None Periorbita Paramedian R0 None<br />
ethmoids preserved m<strong>and</strong>ibulotomy <strong>and</strong><br />
lateral rhinotomy<br />
10 Minimal extension None None Paramedian R0 None<br />
to ITF<br />
m<strong>and</strong>ibulotomy<br />
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