Results 111 to 120 of about 66,785 (391)

The lower jaw of Devonian ray‐finned fishes (Actinopterygii): Anatomy, relationships, and functional morphology

open access: yesThe Anatomical Record, EarlyView.
Abstract Actinopterygii is a major extant vertebrate group, but limited data are available for its earliest members. Here we investigate the morphology of Devonian actinopterygians, focusing on the lower jaw. We use X‐ray computed tomography (XCT) to provide comprehensive descriptions of the mandibles of 19 species, which span the whole of the Devonian
Ben Igielman   +11 more
wiley   +1 more source

Ileocecal intussusception in a patient with ileal melanoma metastasis: clinical case and review of the literature

open access: yesРоссийский журнал гастроэнтерологии, гепатологии, колопроктологии, 2018
Aim of clinical case presentation. Choice of optimal surgical approach for treatment of intestinal intussusception. Key points. Intestinal intussusception is a rare condition, especially in adults, which can develop due to both benign and malignant ...
M. A. Danilov   +3 more
doaj   +1 more source

Trans-anal protrusion of intussusception in a neonate

open access: yesJournal of Pediatric Surgery Case Reports, 2020
Intussusception in neonates is an exceedingly rare entity. The incidence of malrotation in cases of childhood intussusception is around 40%. However, there is no clear data on the incidence of such occurrence in a neonate.
Praveen Mathur   +8 more
doaj   +1 more source

Infectious etiologies of intussusception among children <2 years old in 4 Asian countries.

open access: yesJournal of Infectious Diseases, 2019
BACKGROUND The etiology of intussusception, the leading cause of bowel obstruction in infants, is unknown in most cases. Adenovirus has been associated with intussusception, and a slightly increased risk of intussusception with rotavirus vaccination has ...
Eleanor M. Burnett   +22 more
semanticscholar   +1 more source

The coelurosaur theropods of the Romualdo formation, early Cretaceous (Aptian) of Brazil: Santanaraptor placidus meets Mirischia asymmetrica

open access: yesThe Anatomical Record, EarlyView.
Abstract The upper carbonate concretion levels of the Romualdo Formation (Aptian, Brazil) have yielded several theropod dinosaur remains, including spinosaurids and the coelurosaurs Santanaraptor placidus and Mirischia asymmetrica, the phylogenetic affinities of which are controversial.
Rafael Delcourt   +4 more
wiley   +1 more source

Comparison of Serum 25-Hydroxyvitamin D Levels in Children with and without Intussusception

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 2020
BACKGROUND AND OBJECTIVE: Intussusception is the most common cause of intestinal obstruction and one of the most common causes of abdominal emergencies in children, which can lead to significant mortality and morbidity if left untreated.
MR Esmaeili Doki   +7 more
doaj  

A 30-Year Experience in Treatment of Intestinal Intussusception in Children by Own Technique

open access: yesGalician Medical Journal, 2016
The issues on objectification and selection of indications for conservative treatment of intestinal intussusception in children remain to be disputable. Materials and methods.
M I Grytsenko, Ye M Grytsenko
doaj   +1 more source

Multislice CT in adult colocolic intussusception: case report and review of the literature [PDF]

open access: yes, 2018
Intussusception in adults is generally a rare diagnosis and generally different from intussusception in children in terms of clinical presentation, etiology, and incidence (Begos et al., Am J Surg, 173:88-94, 1997; Watson and Bisset, Clin Radiol, 49:723 ...
Bissig, Heidi   +4 more
core  

The cranial, mandibular, and hyoid anatomy of softshell turtles (Trionychidae): A revised character list for phylogenetic analysis

open access: yesThe Anatomical Record, EarlyView.
Abstract Softshell turtles (Pan‐Trionychidae) are an early branching clade of hidden‐necked turtles (Cryptodira) with a rich fossil record extending back to the Early Cretaceous. The evolutionary history of softshell turtles is still unresolved because of their conservative morphology combined with high levels of polymorphism related to morphological ...
Léa C. Girard, Walter G. Joyce
wiley   +1 more source

Jejunogastric Intussusception: A Rare Complication of Gastric Surgery [PDF]

open access: yes, 2013
Jejunogastric intussusception is a rare complication of gastric surgery. It usually presents with severe epigastric pain, vomiting, and hematemesis. A history of gastric surgery can help in making an accurate and early diagnosis which calls forth an ...
Fatma Umit Malya   +5 more
core   +1 more source

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