Results 31 to 40 of about 4,566 (182)

Value of 18F-FDG PET/CT for Assessment of Advanced Lacrimal Sac Non-Keratinizing Squamous Cell Carcinoma Successfully Treated with Concurrent Chemoradiotherapy

open access: yesDiagnostics, 2021
Non-keratinizing squamous cell carcinoma (NKSCC) of the lacrimal apparatus is extremely rare. It is usually very aggressive in destroying local tissue and has a grave prognosis for relentless recurrence and distant failures.
Ching-Yu Liao, Li-An Huang, Yu-Hsuan Lin
doaj   +1 more source

Computed tomography reveals the endocranial anatomy of Crocodylia: Implications for phylogenetic relationships and ecomorphological convergence across Crocodylomorpha

open access: yesJournal of Anatomy, EarlyView.
The evaluation of the endocranial anatomy of 43 crocodylian species reveals several differences, including variation in the curvature of the encephalic endocast, the size of the endosseous labyrinth and paratympanic sinuses, and the presence of additional snout sinuses.
Paul M. J. Burke, Philip D. Mannion
wiley   +1 more source

Coronavirus disease (COVID-19) and conjunctival sac swab findings

open access: yesJournal of Ophthalmic Inflammation and Infection, 2022
Background The purpose of this article is to evaluate the positivity of conjunctival sac swab by PCR (Polymerase chain reaction) test in COronaVIrus Disease 19 (COVID-19) patients.
Pavol Vesely   +9 more
doaj   +1 more source

A 3D atlas of the trigeminal nerve and its relevance for comparative studies of the masticatory apparatus in rodents

open access: yesJournal of Anatomy, EarlyView.
The trigeminal nerve of the rat (Rattus norvegicus) and its relationship with different masticatory muscles. dig, digastric nerve; ep, external pterygoid nerve; ip, internal pterygoid nerve; maadm, branch of the masseteric nerve for the anterior deep masseter; mapdm, branches of the masseteric nerve for the posterior deep masseter; masm, branch of the ...
Lionel Hautier   +5 more
wiley   +1 more source

The system of accounting and control of dose loads on the lacrimal apparatus during radiotherapy of thyroid cancer [PDF]

open access: yesDigital Diagnostics
BACKGROUND: Lacrimal glands and lacrimal pathways are one of the main undesirable targets during radionuclide therapy using I-131, namely, in 24% of cases, secondary lacrimal pathways obliteration occurs [1].
Danila V. Yudakov   +4 more
doaj   +1 more source

Variation in parrot jaw musculature

open access: yesThe Anatomical Record, Volume 309, Issue 9, Page 2519-2533, September 2026.
Interspecific morphological differences in some superficial jaw muscles of parrots. Abstract Psittaciformes, the order encompassing parrots and their relatives, are highly diverse and generally known for having a strong beaks used for multiple behaviors. The muscles related to the masticatory apparatus should reflect this functional complexity; however,
Ana Carolina L. Faillace   +3 more
wiley   +1 more source

A millimetric ruler for Lester Jones tube placement in conjunctivodacryocystorhinostomy

open access: yesClinical Ophthalmology, 2015
Rodolfo Luis Vigo, Tomás Ortiz-Basso, María Natalia Vilas, Jorge PrémoliOphthalmology Department, Hospital Italiano de Buenos Aires, Buenos Aires, Argentina Purpose: To describe the use of a ruler to increase the accuracy and ...
Vigo RL   +3 more
doaj  

Image‐based evaluation of a commercial AI synthetic CT generator for brain and prostate MR‐only radiotherapy

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 8, August 2026.
Abstract Background Synthetic CTs (sCT) were developed to provide electron density information for MR‐only treatment planning. Some AI‐based sCT generators have received FDA‐clearance and better capture tissue heterogeneity through voxel‐wise mappings to improve image guidance and dose calculation.
Morgan Aire   +7 more
wiley   +1 more source

Initial experience of clinical implementation of an Online Simulation‐free CBCT‐based Adaptive Radiotherapy (OSCAR) workflow for palliative and urgent treatment indications

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 8, August 2026.
Abstract Background The current standard radiotherapy treatment planning workflow typically requires several hours to days, during which patients must wait before treatment can be initiated. In certain oncological situations, however, treatment should commence as soon as possible.
Robert Schindhelm   +14 more
wiley   +1 more source

3D anatomical atlas of the heads of male and female adult Chamaeleo calyptratus

open access: yesThe Anatomical Record, Volume 309, Issue 8, Page 1937-1969, August 2026.
The veiled chameleon is a model organism in reptile development research. Utilizing contrast‐enhanced microCT and deep learning segmentation models, we have generated the first digital atlases of the skull, nervous system, cranial muscles and hyolingual muscles.
Alice Leavey   +3 more
wiley   +1 more source

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