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1.
Clin Rheumatol ; 43(6): 2139-2143, 2024 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-38625644

RESUMO

Moyamoya syndrome (MMS) is a rare, chronic, progressive cerebrovascular disorder characterized by stenosis at the apices of the intracranial internal carotid arteries, including the proximal anterior cerebral arteries and middle cerebral arteries. Cerebral angiography images are used for detection through measurement. Systemic lupus erythematosus (SLE) is an autoimmune disease that can cause multisystemic involvement. The coexistence of SLE and MMS has been rarely reported in the literature. A 46-year-old male patient with malar rash, Raynaud phenomenon presented to the hospital with a complaint of weakness in the left lower extremity, which began 3 days before the date of the visit. In the diffusion magnetic resonance imaging, multiple diffusion restrictions were observed in the right frontal region. The patient underwent MR angiography, revealing stenosis in the terminal and supraclinoid segments of the right internal carotid artery, which made us consider moyamoya disease. This patient, with a malar rash and Raynaud's, a positive antibody profile, was diagnosed as a male with SLE accompanied by MMS.


Assuntos
Lúpus Eritematoso Sistêmico , Angiografia por Ressonância Magnética , Doença de Moyamoya , Humanos , Masculino , Doença de Moyamoya/diagnóstico por imagem , Doença de Moyamoya/complicações , Pessoa de Meia-Idade , Lúpus Eritematoso Sistêmico/complicações , Lúpus Eritematoso Sistêmico/diagnóstico por imagem , Lúpus Eritematoso Sistêmico/diagnóstico , Doença de Raynaud/complicações , Doença de Raynaud/diagnóstico , Angiografia Cerebral , Artéria Carótida Interna/diagnóstico por imagem , Imagem de Difusão por Ressonância Magnética
2.
Artigo em Inglês | MEDLINE | ID: mdl-38602541

RESUMO

BACKGROUND: Traumatic spinal cord injury (SCI) is the most common preventable cause of morbidity. Despite rapid advances in medicine, effective pharmacological treatment against SCI has not yet been confirmed. This study aimed to investigate the possible anti-inflammatory, antiapoptotic, and neuroprotective effects of safinamide after SCI in a rat model. METHODS: A total of 40 male Wistar albino rats were randomly divided into four groups. Group 1 underwent only laminectomy. Group 2 underwent SCI after laminectomy. In group 3, SCI was performed after laminectomy, and immediately afterward, intraperitoneal physiological saline solution was administered. In group 4, SCI was performed after laminectomy, and 90 mg/kg of safinamide was given intraperitoneally immediately afterward. Moderate spinal cord damage was induced at the level of thoracic vertebra nine (T9). Neuromotor function tests were performed and levels of tumor necrosis factor-alpha (TNF-α), interleukin-6 (IL-6), and interleukin-1 beta (IL-1ß) were measured. In both serum and spinal cord tissue, immunohistochemistry and histopathology studies were also conducted. RESULTS: TNF-α, IL-1ß, and IL-6 levels were found to be significantly increased in group 2 and group 3. In group 4, these levels were statistically significantly decreased. Group 4 also exhibited significant improvement in neuromotor function tests compared to the other groups. Histopathologically, it was found that group 4 showed significantly reduced inflammation and apoptosis compared to the other groups. CONCLUSION: This study revealed that safinamide has neuroprotective effects against SCI due to its anti-inflammatory, antiapoptotic, and antioxidant activities.

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