There exists a shortage of donor organs. Inadequate medical treatment of brain-dead patients results in one-third of the available organs not being suitable for transplantation. Adequate preservation of organs in brain-dead patients increases the supply and quality of donor organs. This preservation comprises the following measures: management of hypotension with a view to adequate perfusion of the organs (administration of fluid, if necessary erythrocytes, and of sympathicomimetic agents); adjustment of artificial respiration to the reduced carbon dioxide production in the tissues (lowering the respiratory minute volume) and to desired oxygenation (positive end-expiratory pressure, increase of the proportion of oxygen in the inhaled air, lengthening of the inspiration time); preventing excessive cooling of the body of the brain-dead patient due to failure of the temperature regulation (heating blanket, heating mattress, warming infusion fluids and inhaled air); treatment of diabetes insipidus in hypophyseal insufficiency (intravenous desmopressin); prevention and treatment on infections (antibiotics, bronchial toilet, variation of position).
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Orphanet J Rare Dis
January 2025
Department of Cardiac Physiology, National Cerebral and Cardiovascular Center Research Institute, 6-1 Kishibe-Shimmachi, Suita, Osaka, 564-8565, Japan.
Background: Transient receptor potential cation channel subfamily V member 2 (TRPV2) functions as a stretch-sensitive calcium channel, with overexpression in the sarcolemma of skeletal and cardiac myocytes leading to detrimental calcium influx and triggering muscle degeneration. In our previous pilot study, we showed that tranilast, a TRPV2 inhibitor, reduced brain natriuretic peptide levels in two patients with muscular dystrophy and advanced heart failure. Building on this, we performed a single-arm, open-label, multicenter study herein to evaluate the safety and efficacy of tranilast in the treatment of advanced heart failure in patients with muscular dystrophy.
View Article and Find Full Text PDFBMC Ophthalmol
January 2025
Department of Surgery, St. Jude Children's Research Hospital, Memphis, TN, USA.
Background: Cutaneous melanoma is the leading cause of death from cutaneous malignancy and tends to metastasize lymphatically and hematogenously to the lung, liver, brain, and bone; it is a rare source of metastatic disease to the eye. Herein we provide a case report of cutaneous melanoma metastatic to the ciliary body and choroid involving clinical examination, slit lamp photography, and B-scan ultrasonography.
Result: A 55-year-old female with known metastatic cutaneous melanoma presented with pain, a large ciliochoroidal mass, visual decline, and diffuse intraocular inflammation.
Brain Inj
January 2025
Centers for Disease Control and Prevention (CDC), National Center for Injury Prevention and Control (NCIPC), Division of Injury Prevention, Atlanta, Georgia, USA.
Objectives: This manuscript describes traumatic brain injury (TBI)-related mortality in the United States during 2021, by geography, sociodemographic characteristics, mechanism of injury, and injury intent.
Method: Multivariable modeling of TBI mortality was performed to assess the simultaneous effect of multiple factors (geographic region, sex, race and ethnicity, and age) included in the model. Authors analyzed multiple-cause-of-death data from the National Vital Statistics System and included records when an International Classification of Diseases, Tenth Revision (ICD-10) underlying cause of death injury code, and a TBI-related ICD-10 diagnosis code were both listed.
Brain Res Bull
January 2025
First Affiliated Hospital, Heilongjiang University of Chinese Medicine, 150040 Harbin, Heilongjiang, China. Electronic address:
Major depressive disorder (MDD) is a common mental disorder with chronic tendencies that seriously affect regular work, life, and study. However, its exact pathogenesis remains unclear. Patients with MDD experience systemic and localized impairments in glucose metabolism throughout the disease course, disrupting various processes such as glucose uptake, glycoprotein transport, glycolysis, the tricarboxylic acid cycle (TCA), and oxidative phosphorylation (OXPHOS).
View Article and Find Full Text PDFJAMA Netw Open
January 2025
Department of Neurology, Duke University School of Medicine, Durham, North Carolina.
Importance: Atrial fibrillation (AF) is the most common, chronic, cardiac arrythmia in older US adults. It is not known whether AF is independently associated with increased risk of retinal stroke (central retinal artery occlusion), a subtype of ischemic stroke that causes severely disabling visual loss in most cases and is a harbinger of further vascular events.
Objective: To determine whether there is an association between AF and retinal stroke.
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