Results 91 to 100 of about 620,538 (366)

Cranial anatomy of a Late Cretaceous aspidorhynchid fish (Neopterygii: Aspidorhynchiformes) from Alberta, Canada

open access: yesThe Anatomical Record, EarlyView.
Abstract Belonostomus longirostrisis was named for an isolated jaw fragment from freshwater Upper Cretaceous (Campanian) sediments of the Dinosaur Park Formation of Alberta, Canada. Following the description of the Albertan species, numerous isolated cranial and postcranial elements have been collected from the Dinosaur Park Formation and assigned to B.
Mondo Miyazato   +4 more
wiley   +1 more source

Late Presentation of Anal Canal Duplication in Adults: A Series of Four Rare Cases

open access: yesAnnals of Coloproctology, 2015
Anal canal duplication (ACD) is a very rare condition, especially in adults. Four cases in adults are reported. In three cases, the orifice of duplication was located behind the native anus, and in one case, it was located anteriorly.
R. Mirzaei   +3 more
semanticscholar   +1 more source

Showing the drawing hand of the teacher in an anatomy video lecture—Effect on the student's learning, motivation, and cognitive load

open access: yesAnatomical Sciences Education, EarlyView.
Abstract Drawing is a classical teaching strategy in anatomy. While teachers' drawings can foster learning, teaching anatomy using video lectures can be challenging. According to the cognitive theory of multimedia learning (CTML), the learning effect of a video lecture could be related to the presence of the drawing hand of the teacher.
Martin M. Bertrand   +3 more
wiley   +1 more source

Grooved Surface of the Obturator Internus Muscle With Two Distinct Adjacent Parts

open access: yesClinical Anatomy, EarlyView.
ABSTRACT The specific anatomical features of the obturator internus, particularly those of its medial surface, remain insufficiently characterized. This study investigated the morphology of the obturator internus muscle by focusing on the shape of its medial surface and potential age‐related changes.
Satoru Muro   +4 more
wiley   +1 more source

The Glands of the Anal Canal in Man [PDF]

open access: yes, 1961
Author Institution: Department of Anatomy, The Ohio State University, Columbus ...
Eglitis, Irma, Eglitis, John A.
core  

A rare case of perineal neuralgia treated with ultrasound‐guided nerve block combined with water separation

open access: yesIbrain, Volume 11, Issue 1, Page 106-111, Spring 2025.
A middle‐aged man presented with a right indirect inguinal hernia in November 2020 and underwent laparoscopic high ligation of the right hernial sac. Intermittent acupuncture‐like pain in the skin of the right scrotum and medial thigh occurred 1 month after surgery and lasted for 6 months. Under ultrasound guidance, ilioinguinal nerve and genitofemoral
Yong Wang   +4 more
wiley   +1 more source

Optimized Anisotropic Rotational Invariant Diffusion Scheme on Cone-Beam CT [PDF]

open access: yes, 2010
Cone-beam computed tomography (CBCT) is an important image modality for dental surgery planning, with high resolution images at a relative low radiation dose.
Kroon, Dirk-Jan   +2 more
core   +2 more sources

Clinical characteristics, treatment response, and survival outcomes in melanoma patients with cavity carcinomatosis: A retrospective analysis

open access: yesInternational Journal of Cancer, EarlyView.
What's New? Cavity carcinomatosis, a late manifestation of cancer, fuels tumor formation throughout a large area, most commonly the peritoneal and pleural cavities. The condition also can lead to resistance to otherwise effective treatment strategies.
Zhongqiao Lin   +6 more
wiley   +1 more source

Cirurgia de resgate no carcinoma de canal anal

open access: yesRevista do Colégio Brasileiro de Cirurgiões
OBJETIVOS: Avaliar a sobrevida dos pacientes portadores de carcinoma epidermóide do canal anal submetidos a cirurgia de resgate, por recidiva ou falha do tratamento radioquimioterápico inicial.
Carlos A. C. Rangel de Castro   +5 more
doaj   +1 more source

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