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Endoscopic transnasal approach to pterygopalatine fossa and infratemporal fossa: case series utilizing endoscopic modified medial maxillectomy (EMMM)/direct approach to the anterior and lateral part of the maxillary sinus (DALMA)

Crossref DOI link: https://doi.org/10.1007/s00701-026-06837-z

Published Online: 2026-03-17

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Umekawa, Motoyuki https://orcid.org/0000-0002-7722-9861
Hasegawa, Hirotaka https://orcid.org/0000-0002-3585-2188
Shinya, Yuki https://orcid.org/0000-0003-0097-5804
Shin, Masahiro https://orcid.org/0000-0001-8025-127X
Kondo, Kenji https://orcid.org/0000-0002-0496-5067
Miyawaki, Satoru https://orcid.org/0000-0001-6369-3391
Saito, Nobuhito https://orcid.org/0000-0001-9756-781X
Funding

Funding for this research was provided by:

Saitama Medical University
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Text and Data Mining valid from 2026-03-17

Version of Record valid from 2026-03-18
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Article History

Received: 3 December 2025

Accepted: 9 March 2026

First Online: 17 March 2026

Declarations

:

: The patients were provided written informed consent for study participation. This study was approved by the Institutional Review Board of The University of Tokyo Hospital (IRB number: 2231).

: None.

: The authors declare no competing interests.

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