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1.
Strabismus ; 32(2): 115-120, 2024 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-38801053

RESUMO

Results: The study cohort comprised five patients, each presenting with unilateral high axial myopia and classic clinical features of HES, including large angle esotropia, hypotropia, and restricted abduction and supraduction. All patients displayed evident superotemporal globe prolapse on MRI imaging, corresponding to the downward displacement of the LR muscle and medial shift of the SR muscle.Following the surgical procedure, all patients demonstrated significant improvements in both vertical and horizontal deviations, effectively addressing the primary clinical manifestations of HES.Conclusions: In the management of HES, several surgical approaches have been explored, yielding mixed results. Our study, employing the technique of partial muscle splitting and scleral fixation, offers a promising avenue for effectively addressing this challenging condition. By adapting the full loop myopexy technique originally proposed by Yokoyama et al. we achieved satisfactory ocular alignment in all five patients. Notably, this approach mitigates the risk of anterior segment ischemia by preserving the unsecured portions of the SR and LR muscles along with MR retroequatorial myopexy.These findings support the consideration of this surgical technique as a safe and effective option for managing HES, providing both cosmetic and functional improvements to afflicted individuals.


Assuntos
Imageamento por Ressonância Magnética , Músculos Oculomotores , Procedimentos Cirúrgicos Oftalmológicos , Humanos , Músculos Oculomotores/cirurgia , Músculos Oculomotores/fisiopatologia , Feminino , Masculino , Procedimentos Cirúrgicos Oftalmológicos/métodos , Adulto , Pessoa de Meia-Idade , Resultado do Tratamento , Esotropia/cirurgia , Esotropia/fisiopatologia , Movimentos Oculares/fisiologia , Miopia Degenerativa/cirurgia , Miopia Degenerativa/fisiopatologia , Miopia Degenerativa/complicações
2.
Acta Med Port ; 37(2): 142-144, 2024 Feb 01.
Artigo em Inglês | MEDLINE | ID: mdl-37405907

RESUMO

Streptococcus pyogenes causes a wide spectrum of diseases in children. However, meningitis due to this pathogen is highly uncommon. Although rare, it is associated with a high case fatality rate and can result in severe neurological sequelae. We report a case of Streptococcus pyogenes meningitis in a previously healthy 3-year-old boy. The purpose of this case report is to emphasize that this agent should be considered a cause of meningitis in previously healthy infants because of its frequent association with complications, sequelae, and high mortality rates.


Assuntos
Meningites Bacterianas , Infecções Estreptocócicas , Masculino , Lactente , Humanos , Criança , Pré-Escolar , Streptococcus pyogenes , Meningites Bacterianas/diagnóstico , Infecções Estreptocócicas/diagnóstico , Progressão da Doença , Nível de Saúde
4.
Cardiovasc Drugs Ther ; 30(6): 635-644, 2016 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-27757724

RESUMO

Adiponectin is the most abundant adipokine and exhibits anti-inflammatory, antiatherogenic and antidiabetic properties. Unlike other adipokines, it inversely correlates with body weight and obesity-linked cardiovascular complications. Diastolic dysfunction is the main mechanism responsible for approximately half of all heart failure cases, the so-called heart failure with preserved ejection fraction (HFpEF), but therapeutic strategies specifically directed towards these patients are still lacking. In the last years, a link between adiponectin and diastolic dysfunction has been suggested. There are several mechanisms through which adiponectin may prevent most of the pathophysiologic mechanisms underlying diastolic dysfunction and HFpEF, including the prevention of myocardial hypertrophy, cardiac fibrosis, nitrative and oxidative stress, atherosclerosis and inflammation, while promoting angiogenesis. Thus, understanding the mechanisms underlying adiponectin-mediated improvement of diastolic function has become an exciting field of research, making adiponectin a promising therapeutic target. In this review, we explore the relevance of adiponectin signaling for the prevention of diastolic dysfunction and identify prospective therapeutic targets aiming at the treatment of this clinical condition.


Assuntos
Adiponectina/fisiologia , Diástole/fisiologia , Cardiopatias/fisiopatologia , Adiponectina/química , Adiponectina/metabolismo , Animais , Aterosclerose , Humanos , Neovascularização Fisiológica , Estresse Oxidativo
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