Rhegmatogenous retinal detachment (RRD) is a severe condition that may lead to permanent vision loss if untreated. Pars plana vitrectomy (PPV) has become a preferred surgical intervention, particularly in complex cases. Objective: Retinal displacement (RD) following PPV for RRD can lead to visual distortions and can negatively impact patient quality of life. This review examines surgical techniques, tamponade choices, and postoperative strategies to mitigate displacement risks and their clinical implications. A systemic review of studies from 2010 to 2024 was conducted using PubMed, MEDLINE, and Ovid. The search included terms such as "retinal displacement, "tamponade agents", and postoperative positioning". Inclusion criteria focused on studies addressing PPV outcomes, retinal alignment, and visual distortions. Methodological quality was assessed using PRISMA guidelines. Gas tamponades were associated with lower RD rates compared to silicone oil. Intraoperative use of perfluorocarbon liquid (PFCL) improved retinal stability. Postoperative positioning strategies significantly reduced visual distortions. Surgical and postoperative techniques substantially influence RD risk. Advances in imaging and tamponade agents offer promising avenues to improve patient outcomes and minimize RD.
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http://dx.doi.org/10.3390/jcm14010250 | DOI Listing |
J Clin Med
January 2025
Department Ophthalmology, Miejskie Centrum Medyczne Jonscher, 93-113 Łódź, Poland.
Rhegmatogenous retinal detachment (RRD) is a severe condition that may lead to permanent vision loss if untreated. Pars plana vitrectomy (PPV) has become a preferred surgical intervention, particularly in complex cases. Objective: Retinal displacement (RD) following PPV for RRD can lead to visual distortions and can negatively impact patient quality of life.
View Article and Find Full Text PDFProc Natl Acad Sci U S A
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Section on Perception, Cognition, Action, Laboratory of Sensorimotor Research, National Eye Institute, NIH, Bethesda, MD 20892.
To what extent does concept formation require language? Here, we exploit color to address this question and ask whether macaque monkeys have color concepts evident as categories. Macaques have similar cone photoreceptors and central visual circuits to humans, yet they lack language. Whether Old World monkeys such as macaques have consensus color categories is unresolved, but if they do, then language cannot be required.
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January 2025
Athinoula A. Martinos Center for Biomedical Imaging, Department of Radiology, Harvard Medical School, Massachusetts General Hospital, Charlestown, United States.
High-resolution awake mouse functional magnetic resonance imaging (fMRI) remains challenging despite extensive efforts to address motion-induced artifacts and stress. This study introduces an implantable radio frequency (RF) surface coil design that minimizes image distortion caused by the air/tissue interface of mouse brains while simultaneously serving as a headpost for fixation during scanning. Furthermore, this study provides a thorough acclimation method used to accustom animals to the MRI environment minimizing motion-induced artifacts.
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Shenzhen Grubbs Institute, Department of Chemistry, Guangdong Provincial Key Laboratory of Catalysis, Southern University of Science and Technology Shenzhen 518055 China
Distortion can play crucial roles in influencing structures and properties, as well as enhancing reactivity or selectivity in many chemical and biological systems. The distortion/interaction or activation-strain model is a popular and powerful method for deciphering the origins of activation energies, in which distortion and interaction energies dictate an activation energy. However, decomposition of local distortion energy at the atomic scale remains less clear and straightforward.
View Article and Find Full Text PDFOrphanet J Rare Dis
January 2025
Senior Department of Otolaryngology Head and Neck Surgery, The 6th Medical Center of Chinese PLA General Hospital, Chinese PLA Medical School, Beijing, 100048, China.
Background: Non-isolated auditory neuropathy (AN), or syndromic AN, is marked by AN along with additional systemic manifestations. The diagnostic process is challenging due to its varied symptoms and overlap with other syndromes. This study focuses on two mitochondrial function-related genes which result in non-isolated AN, FDXR and TWNK, providing a summary and enrichment analysis of genes associated with non-isolated AN to elucidate the genotype-phenotype correlation and underlying mechanisms.
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