We present an unusual case of a true posttraumatic aneurysm of the superficial femoral artery (SFAA) 7 years after a motorcycle accident including blunt trauma to the thigh. Surgical reconstruction was accomplished without any complications by aneurysm resection and interposition of an autologous reversed saphenous vein. Histopathological examination revealed a true aneurysm with segmental disruption and fragmentation of the internal elastic lamina (IEL) in van Gieson's stain. This is a first-time finding in context with SFAA and may represent the pathogenetic explanation for the rare formation of posttraumatic true aneurysms.
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http://dx.doi.org/10.1016/j.avsg.2012.05.015 | DOI Listing |
In Vivo
December 2024
Department of Neuroradiology, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany.
Background/aim: Congenital diaphragmatic hernia (CDH) is a critical condition affecting newborns, which often results in long-term morbidities, including neurodevelopmental delays, which affect cognitive, motor, and behavioral functions. These delays are believed to stem from prenatal and postnatal factors, such as impaired lung development and chronic hypoxia, which disrupt normal brain growth. Understanding the underlying mechanisms of these neurodevelopmental impairments is crucial for improving prognosis and patient outcomes, particularly as advances in treatments like ECMO have increased survival rates but also pose additional risks for neurodevelopment.
View Article and Find Full Text PDFHum Reprod
December 2024
Division of Translational Endocrinology, Department of Endocrinology and Internal Medicine, Copenhagen University Hospital, Herlev, Gentofte, Denmark.
Study Question: Is serum phosphate linked with semen quality and reproductive hormones in infertile men?
Summary Answer: Hypophosphatemia is a frequent finding in infertile men and is associated with lower number of motile sperm.
What Is Known Already: Phosphate is available in fluid from all segments of the male reproductive tract in concentrations manyfold higher than in serum. However, the role of phosphate in male fertility is largely unknown.
Sci Rep
December 2024
Department of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, 2-2-E2, Yamada-Oka, Suita, Osaka, 565-0871, Japan.
Esophageal cancer is a highly aggressive disease, and acquired resistance to chemotherapy remains a significant hurdle in its treatment. mtDNA, crucial for cellular energy production, is prone to mutations at a higher rate than nuclear DNA. These mutations can accumulate and disrupt cellular function; however, mtDNA mutations induced by chemotherapy in esophageal cancer remain unexplored.
View Article and Find Full Text PDFNat Commun
December 2024
Department of Neuroscience, Baylor College of Medicine, Houston, TX, 77030, USA.
The bipolar disorder (BD) risk gene ANK3 encodes the scaffolding protein AnkyrinG (AnkG). In neurons, AnkG regulates polarity and ion channel clustering at axon initial segments and nodes of Ranvier. Disruption of neuronal AnkG causes BD-like phenotypes in mice.
View Article and Find Full Text PDFCurr Opin Cell Biol
December 2024
Department of Cell & Developmental Biology, School of Biological Sciences, University of California, San Diego, La Jolla, CA, United States. Electronic address:
Mitochondria are dynamic organelles essential for cellular homeostasis, undergoing continuous fission and fusion processes that regulate their morphology, distribution, and function. Disruptions in these dynamics are linked to numerous diseases, including neurodegenerative disorders and cancer. Understanding these processes is vital for developing therapeutic strategies aimed at mitigating mitochondrial dysfunction.
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