keyword
https://read.qxmd.com/read/38645535/symptomatic-arteriovenous-malformation-of-the-thyroid-parathyroid-gland-a-case-report
#1
Abdulaziz H Almalki, Saleh K Alqaryan, Alwaleed Alqahtani, Mohammad A Almayouf, Abdullah A Alrashed
Arteriovenous malformations (AVMs) are complex vascular lesions most commonly found in the brain and infrequently found in the head and neck. AVMs are characterized by a tangle of blood vessels called a nidus, which shunts blood from an artery directly to a draining vein. Various treatments are available, including surgical resection and endovascular embolization. Here, we report the case of a 32-year-old male patient who complained of painful pulsating left neck swelling with dysphagia for 1 year, which turned out to be an AVM alongside the left thyroid gland...
June 2024: Radiology Case Reports
https://read.qxmd.com/read/38644842/the-protective-effects-of-methylene-blue-on-astrocytic-swelling-after-cerebral-ischemia-reperfusion-injuries-are-mediated-by-aquaporin-4-and-metabotropic-glutamate-receptor-5-activation
#2
JOURNAL ARTICLE
Yu Lai, Jie Han, Dongxian Qiu, Xinyan Liu, Kan Sun, Yuzhu Fan, Chunliang Wang, Song Zhang
Methylene blue (MB) was found to exert neuroprotective effect on different brain diseases, such as ischemic stroke. This study assessed the MB effects on ischemia induced brain edema and its role in the inhibition of aquaporin 4 (AQP4) and metabotropic glutamate receptor 5 (mGluR5) expression. Rats were exposed 1 h transient middle cerebral artery occlusion (tMCAO), and MB was injected intravenously following reperfusion (3 mg/kg). Magnetic resonance imaging (MRI) and 2,3,5-triphenyltetrazolium chloride (TTC) staining was performed 48 h after the onset of tMCAO to evaluate the brain infarction and edema...
April 30, 2024: Heliyon
https://read.qxmd.com/read/38576643/spongy-scalp-swelling-in-a-middle-aged-female-a-case-report-of-lipedematous-scalp
#3
Shivani Vasisht, Riti Bhatia, Arvind Kumar
Lipedematous scalp is a rare cutaneous disorder, characterized by subtle but conspicuous scalp swelling, usually associated with dysesthesia. The chronic recalcitrant nature of this condition can be extremely debilitating for the patient. We report a case of boggy scalp swelling and dysesthesia in a 37‑year‑old female present for five years. Magnetic resonance imaging (MRI) brain showed thickening of subcutaneous tissue of the scalp. Histopathological examination revealed thickened and edematous subcutaneous tissue, reaching up to the upper dermis...
March 2024: Curēus
https://read.qxmd.com/read/38544634/a-case-report-and-literature-review-of-skeletal-muscle-metastasis-of-non-small-cell-lung-cancer
#4
Linda Youn, Mirra Srinivasan, Amber Kuta, Jacyln Barnard, Mazen Khalil
Non-small cell lung cancer metastasis to skeletal muscle is an uncommon occurrence. Lung cancers are more likely to spread to the brain, bone, liver, and adrenals. Here, we present a rare case of non-small cell lung cancer metastasis to the skeletal muscle in a 54-year-old male. In addition, we present a literature review on skeletal metastasis of non-small cell lung cancer. The most frequent presentation of skeletal muscle metastasis is muscular pain with or without swelling. The mechanism of metastasis to muscle is not well understood; it is theorized that hematogenous spread is the most likely route...
February 2024: Curēus
https://read.qxmd.com/read/38539619/brain-swelling-versus-infarct-size-a-problematizing-review
#5
REVIEW
J Marc Simard, Bradley Wilhelmy, Natalya Tsymbalyuk, Bosung Shim, Jesse A Stokum, Madison Evans, Anandita Gaur, Cigdem Tosun, Kaspar Keledjian, Prajwal Ciryam, Riccardo Serra, Volodymyr Gerzanich
In human stroke, brain swelling is an important predictor of neurological outcome and mortality, yet treatments to reduce or prevent brain swelling are extremely limited, due in part to an inadequate understanding of mechanisms. In preclinical studies on cerebroprotection in animal models of stroke, historically, the focus has been on reducing infarct size, and in most studies, a reduction in infarct size has been associated with a corresponding reduction in brain swelling. Unfortunately, such findings on brain swelling have little translational value for treating brain swelling in patients with stroke...
February 28, 2024: Brain Sciences
https://read.qxmd.com/read/38537443/yi-qi-huo-xue-decoction-alleviates-intracerebral-hemorrhage-injury-through-inhibiting-neuronal-autophagy-of-ipsilateral-cortex-via-bdnf-trkb-pathway
#6
JOURNAL ARTICLE
Dan Han, Xinyue Chang, Dan Xu, Jizhong Shen, Ali Fan, Meihua Wang, Dingran Li, Xiangkai Chen, Cheng Wang, Yi Wu, Zhaocong Yang, Jian Li, Siliang Wang
BACKGROUND: Yi-Qi-Huo-Xue Decoction (YQHXD), a traditional Chinese medicine formula, has demonstrated efficacy in the clinical treatment of intracerebral hemorrhage (ICH) for over a decade. Nevertheless, the precise pharmacotherapeutic compounds of YQHXD capable of penetrating into cerebral tissue and the pharmacological underpinnings of YQHXD remain ambiguous. METHODS: The active components of YQHXD in rat brains was analyzed by ultra-performance liquid chromatography coupled with quadrupole time-of-flight mass spectrometry...
February 19, 2024: Phytomedicine
https://read.qxmd.com/read/38532189/encephalitis-like-episodes-with-cortical-edema-and-enhancement-in-patients-with-neuronal-intranuclear-inclusion-disease
#7
JOURNAL ARTICLE
Yu Shen, Kaiyan Jiang, Hanlin Liang, Ying Xiong, Ziwei Song, Bo Wang, Min Zhu, Yusen Qiu, Dandan Tan, Chengsi Wu, Jianwen Deng, Zhaoxia Wang, Daojun Hong
OBJECTIVES: Neuronal intranuclear inclusion disease (NIID) exhibited significant clinical heterogeneities. However, the clinical features, radiographic changes, and prognosis of patients with encephalitis-like NIID have yet to be systematically elucidated. METHODS: Clinical data including medical history, physical examination, and laboratory examinations were collected and analyzed. Skin and sural nerve biopsies were conducted on the patient. Repeat-primed PCR (RP-PCR) and fluorescence amplicon length PCR (AL-PCR) were used to detect the expansion of CGG repeat...
March 26, 2024: Neurological Sciences
https://read.qxmd.com/read/38526529/evaluation-of-the-anticarcinogenic-effects-of-rutin-on-brain-tissue-in-mice-with-ehrlich-ascites-carcinoma-by-micro-computed-tomography-and-histological-methods
#8
JOURNAL ARTICLE
Mert Ocak, Şükrü Ateş, Selda Kahveci, Aslı Okan, Züleyha Doğanyiğit, Sümeyye Uçar, Seher Yılmaz
BACKGROUND: Studies for new treatment strategies on cancer continue, and new searches continue in the diagnosis and evaluation of cancer. This study examined the possible anticarcinogenic effect of Rutin on the brain tissues of male mice with Ehrlich ascites carcinoma (EAC). MATERIAL AND METHODS: We used micro-computed tomography (micro-CT) and histologically Hematoxylin&Eosin (H&E) staining methods for evaluation. RESULTS: In the evaluation results, we saw a significant decrease in the brain volume of the tumor group to the control group...
March 25, 2024: Asia-Pacific Journal of Clinical Oncology
https://read.qxmd.com/read/38516845/intracerebral-hemorrhage-induced-brain-injury-in-mice-the-role-of-peroxiredoxin-2-toll-like-receptor-4-inflammatory-axis
#9
JOURNAL ARTICLE
Yang Du, Jinjin Wang, Jia Zhang, Ning Li, Guangshuo Li, Xinmin Liu, Yijun Lin, Dandan Wang, Kaijiang Kang, Liheng Bian, Xingquan Zhao
BACKGROUND: Peroxiredoxin 2 (Prx2), an intracellular protein that regulates redox reactions, released from red blood cells is involved in inflammatory brain injury after intracerebral hemorrhage (ICH). Toll-like receptor 4 (TLR4) may be crucial in this process. This study investigated the role of the Prx2-TLR4 inflammatory axis in brain injury following experimental ICH in mice. METHODS: First, C57BL/6 mice received an intracaudate injection of autologous arterial blood or saline and their brains were harvested on day 1 to measure Prx2 levels...
March 2024: CNS Neuroscience & Therapeutics
https://read.qxmd.com/read/38500319/effect-of-moxibustion-combined-with-intraperitoneal-injection-of-benazepril-on-endoplasmic-reticulum-stress-related-protein-phosphorylation-in-rats-with-chronic-heart-failure
#10
JOURNAL ARTICLE
Heng Wang, Ran Xia, Bing Gao, Ling-Ji Li, Zhu Wang, Meng Zhu, Jing Wang
OBJECTIVES: To observe the effect of moxibustion at "Xinshu"(BL15) and "Feishu"(BL13) combined with intraperitoneal injection of benazepril on cardiac function and phosphorylation of protein kinase R-like endoplasmic reticulum kinase (PERK) and eukaryotic initiation factor 2α (elF2α) proteins in myocardium of rats with chronic heart failure (CHF), so as to explore its potential mechanism underlying improvement of CHF. METHODS: A total of 42 male SD rats were randomly assigned to blank control ( n =10), CHF model ( n =7), medication (benazepril, n =8), moxibustion ( n =8) and moxibustion+benazepril ( n =9) groups, after cardiac ultrasound model identification and elimination of the dead...
March 25, 2024: Zhen Ci Yan Jiu, Acupuncture Research
https://read.qxmd.com/read/38472651/involvement-of-calpain-in-neurovascular-unit-damage-through-up-regulating-parp-nf-%C3%AE%C2%BAb-signaling-during-experimental-ischemic-stroke
#11
JOURNAL ARTICLE
Wenhao Yan, Chunyang Wang, Yumei Zhao, Yingying Jiang, Ming Sun
Calpain and PARP-NF-κB signaling are reported to participate in the ischemic brain injury. In this study, it was investigated whether calpain was contributed to the neurovascular unit (NVU) damage through up-regulating PARP-NF-κB signaling during experimental ischemic stroke. Male Sprague-Dawley rats were suffered from 90 min of middle cerebral artery occlusion, followed by reperfusion. The NVU damage was evaluated by the permeability of blood-brain barrier (BBB), the degradation of proteins in extracellular matrix and tight junctions, and ultrastructural changes...
March 12, 2024: Molecular Neurobiology
https://read.qxmd.com/read/38461460/poroelastic-modelling-of-brain-tissue-swelling-and-decompressive-craniectomy-treatment-in-ischaemic-stroke
#12
JOURNAL ARTICLE
Aina Najwa Nadzri, Nik Abdullah Nik Mohamed, Stephen J Payne, Mohd Jamil Mohamed Mokhtarudin
Brain oedema or tissue swelling that develops after ischaemic stroke can cause detrimental effects, including brain herniation and increased intracranial pressure (ICP). These effects can be reduced by performing a decompressive craniectomy (DC) operation, in which a portion of the skull is removed to allow swollen brain tissue to expand outside the skull. In this study, a poroelastic model is used to investigate the effect of brain ischaemic infarct size and location on the severity of brain tissue swelling...
March 10, 2024: Computer Methods in Biomechanics and Biomedical Engineering
https://read.qxmd.com/read/38445131/moyamoya-syndrome-differential-diagnosis-in-patients-with-central-nervous-system-symptoms-and-hyperthyroidism
#13
Yosuke Maezawa, Kazuya Nagasaki, Hitoshi Aiyama, Yuki Yamamoto, Yasushi Shibata
Moyamoya syndrome, known as secondary moyamoya disease, is associated with various primary illnesses, such as brain tumor, meningitis, autoimmune disease, and thyrotoxicosis, and their relations are not clear. We report a rare case of moyamoya syndrome in a patient with Graves' disease. An 18-year-old woman was admitted to our hospital due to convulsions. She had symptoms of palpitations and fatiguability for half a year and transient numbness in her left upper extremity and dysarthria for a month. In physical findings, tachycardia and diffuse thyroid swelling were noted...
February 2024: Curēus
https://read.qxmd.com/read/38396911/involvement-of-mitochondria-in-the-selective-response-to-microsecond-pulsed-electric-fields-on-healthy-and-cancer-stem-cells-in-the-brain
#14
JOURNAL ARTICLE
Arianna Casciati, Anna Rita Taddei, Elena Rampazzo, Luca Persano, Giampietro Viola, Alice Cani, Silvia Bresolin, Vincenzo Cesi, Francesca Antonelli, Mariateresa Mancuso, Caterina Merla, Mirella Tanori
In the last few years, pulsed electric fields have emerged as promising clinical tools for tumor treatments. This study highlights the distinct impact of a specific pulsed electric field protocol, PEF-5 (0.3 MV/m, 40 μs, 5 pulses), on astrocytes (NHA) and medulloblastoma (D283) and glioblastoma (U87 NS) cancer stem-like cells (CSCs). We pursued this goal by performing ultrastructural analyses corroborated by molecular/omics approaches to understand the vulnerability or resistance mechanisms triggered by PEF-5 exposure in the different cell types...
February 13, 2024: International Journal of Molecular Sciences
https://read.qxmd.com/read/38358180/serpent-strikes-sapien-sways-a-rare-case-of-bilateral-cerebellar-infarct-following-viper-bite
#15
K M Srinath, Mahim Sethi, B Madhu, M C Prasad, Sunila B Sangappa
Ischemic stroke following snake bite is rare. We report a posterior circulation infarct involving bilateral cerebellum and occipital lobe following Russell's viper bite in a previously healthy individual. A 50 years old healthy individual, soon after being bitten by the Russel viper on the left foot he developed pain and swelling followed by drooping of eyelids, slurring of speech and giddiness with multiple episodes of vomiting. The patient was administered ASV as well as neostigmine and atropine injections...
2024: Annals of African Medicine
https://read.qxmd.com/read/38344097/solitary-plasmacytoma-of-the-calvarium-a-successful-management-of-a-long-standing-large-lesion-with-a-long-term-follow-up
#16
Abdulaziz M Alghamdi, Taghreed A Alsinani, Alaa Samkari
BACKGROUND: Solitary plasmacytoma of the calvarium (SPC), without evidence of multiple myeloma (MM), is extremely rare. We report a case of a long-standing large SPC that was treated successfully by surgical excision and adjuvant radiotherapy with a long follow-up period. CASE DESCRIPTION: A 58-year-old male patient presented with a 5-year history of painless skull swelling. On the physical examination, the mass was 6 × 6 cm in size, oval, not tender, and firm in consistency with normal skin color...
2024: Surgical Neurology International
https://read.qxmd.com/read/38325654/maternal-environmental-enrichment-protects-neonatal-brains-from-hypoxic-ischemic-challenge-by-mitigating-brain-energetic-dysfunction-and-modulating-glial-cell-responses
#17
JOURNAL ARTICLE
L E Durán-Carabali, F K Odorcky, L K Grun, F Schmitz, O V Ramires Junior, M R de Oliveria, K F Campos, E Hoeper, A V S Carvalho, S Greggio, G T Venturine, E R Zimmer, F Barbé-Tuana, A T S Wyse, C A Netto
There is evidence that maternal milieu and changes in environmental factors during the prenatal period may exert a lasting impact on the brain health of the newborn, even in case of neonatal brain hypoxia-ischemia (HI). The present study aimed to investigate the effects of maternal environmental enrichment (EE) on HI-induced energetic and metabolic failure, along with subsequent neural cell responses in the early postnatal period. Male Wistar pups born to dams exposed to maternal EE or standard conditions (SC) were randomly divided into Sham-SC, HI-SC, Sham-EE, and HI-EE groups...
February 5, 2024: Experimental Neurology
https://read.qxmd.com/read/38302440/static-magnetic-field-stimulation-enhances-shunting-inhibition-via-a-slc26-family-cl-channel-inducing-intrinsic-plasticity
#18
JOURNAL ARTICLE
Adya Saran Sinha, Sumiya Shibata, Yasuyuki Takamatsu, Tenpei Akita, Atsuo Fukuda, Tatsuya Mima
Magnetic fields are being used for detailed anatomical and functional examination of the human brain. In addition, evidences for their efficacy in treatment of brain dysfunctions is accumulating. Transcranial static magnetic field stimulation (tSMS) is a recently developed technique for non-invasively modifying brain functions. In tSMS, a strong and small magnet when placed over the skull can temporarily suppress brain functions. Its modulatory effects persist beyond the time of stimulation. However, the neurophysiological mechanisms underlying tSMS-induced plasticity remain unclear...
February 1, 2024: Journal of Neuroscience
https://read.qxmd.com/read/38292785/pseudohypoxic-brain-swelling-following-elective-lumbar-laminectomy-a-rare-case-report-and-review-of-literature
#19
Geran Maule, Carson Creamer, Rabab Elsadek, Mohammad Abuassi, Alexa Zajecka, Omar Obeidat, Peters Okonoboh
Pseudohypoxic brain swelling, also known as postoperative intracranial hypotension-associated venous congestion, is an intriguing complication following routine neurosurgical interventions. We report a case of a 73-year-old female patient who exhibited this rare complication following an elective L4-L5 laminectomy, without evidence of intraoperative cerebrospinal fluid leakage. Initially presenting with clinical features suggestive of anoxic/hypoxic brain injury, the case deviated from typical pseudohypoxic ischemic venous hypertension (PIHV) patterns, leading to a challenging diagnostic process...
April 2024: Radiology Case Reports
https://read.qxmd.com/read/38276234/parkinson-s-disease-and-photobiomodulation-potential-for-treatment
#20
REVIEW
Brian Bicknell, Ann Liebert, Geoffrey Herkes
Parkinson's disease is the second most common neurodegenerative disease and is increasing in incidence. The combination of motor and non-motor symptoms makes this a devastating disease for people with Parkinson's disease and their care givers. Parkinson's disease is characterised by mitochondrial dysfunction and neuronal death in the substantia nigra, a reduction in dopamine, accumulation of α-synuclein aggregates and neuroinflammation. The microbiome-gut-brain axis is also important in Parkinson's disease, involved in the spread of inflammation and aggregated α-synuclein...
January 19, 2024: Journal of Personalized Medicine
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