Double-contrast tomography was applied to temporomandibular joint autopsy specimens. Both joint compartments were given successive injections of air-iodine contrast medium-air. Tomography was performed in lateral and a.p. projections using a multi-film cassette. The shape of the disc and joint compartments was well demonstrated. The influence of the tomographic level and the position of the condyle on the appearance of the disc was analysed.
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http://dx.doi.org/10.1177/028418518002100614 | DOI Listing |
J Med Imaging (Bellingham)
November 2024
Inje University Ilsan Paik Hospital, Inje University College of Medicine, Department of Radiology, Goyang, Republic of Korea.
World J Gastroenterol
June 2024
Department of Medical Ultrasound, State Key Laboratory of Oncology in South China, Guangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and Therapy, Guangdong Provincial Clinical Research Center for Cancer, Sun Yat-sen University Cancer Center, Guangzhou 510060, Guangdong Province, China.
Background: Gastric cancer (GC) is the most common malignant tumor and ranks third for cancer-related deaths among the worldwide. The disease poses a serious public health problem in China, ranking fifth for incidence and third for mortality. Knowledge of the invasive depth of the tumor is vital to treatment decisions.
View Article and Find Full Text PDFFront Vet Sci
March 2024
Department of Large Animal Clinical Sciences, Western College of Veterinary Medicine, Saskatoon, SK, Canada.
Background: Disorders of the equine temporomandibular joint (TMJ) cause clinical problems and detailed investigations of this joint are becoming more common. Specialist radiographic projections have the potential to highlight osseous abnormalities; however, the ability to assess the intra-articular soft tissue structures is currently limited to computed tomography (with, or without contrast enhancement) or magnetic resonance imaging. Both modalities are expensive and not readily accessible.
View Article and Find Full Text PDFSci Rep
February 2024
Institute of Macromolecular Chemistry, Czech Academy of Sciences, Heyrovského nám. 2, 162 00, Prague 6, Czech Republic.
In this work, we present the synthesis and evaluation of magnetic resonance (MR) properties of novel phosphorus/iron-containing probes for dual P and H MR imaging and spectroscopy (MRI and MRS). The presented probes are composed of biocompatible semitelechelic and multivalent phospho-polymers based on poly(2-methacryloyloxyethyl phosphorylcholine) (pMPC) coordinated with small paramagnetic Fe ions or superparamagnetic maghemite (γ-FeO) nanoparticles via deferoxamine group linked to the end or along the polymer chains. All probes provided very short H T and T relaxation times even at low iron concentrations.
View Article and Find Full Text PDFJ Med Case Rep
August 2023
Department of Surgery, Sina Hospital, Tehran University of Medical Sciences, Tehran, 1417613151, Iran.
Background: A spontaneous rupture of an omental vessel can cause severe intraabdominal hemorrhage. We present a case of idiopathic omental hemorrhage caused by a vascular malformation. The literature is systematically reviewed.
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