Whether receiving acute, long-term, or home care, patients at the end of life may experience skin failure due to hemodynamic changes and insufficient perfusion of skin tissue. Skin failure begins as superficial ulcers that can quickly become full-thickness lesions, which are referred to as Kennedy terminal ulcers. Skin lesions commonly occur in the final 6 weeks of life and can occur even in the presence of a comprehensive care plan. The pathogenesis of Kennedy terminal ulcers is often misunderstood and these ulcers are commonly misdiagnosed as pressure injuries. This confusion may lead to aggressive care with subpar clinical outcomes that cause further psychological and emotional distress to patients and family members. Patients at the end of life must be provided care focused on their comfort rather than wound healing. To provide the highest quality of care to patients, four end-of-life strategies should be used, including: taking account of the preferences of patients and families, protecting the skin, describing the wound, and preserving a high quality of care. The terms, pathophysiological and clinical manifestations, and nursing treatments related to skin failure at the end of life described in the literature are introduced in this paper. Furthermore, monitoring indicators of nursing quality are provided.
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http://dx.doi.org/10.6224/JN.202304_70(2).12 | DOI Listing |
J Pediatric Infect Dis Soc
January 2025
Vaccine Research Center, National Institute of Allergy and Infectious Diseases, NIH Bethesda, MD, USA.
Background: Vertical HIV-1 transmission despite antiretroviral therapy may be mitigated by use of long-acting, broadly neutralizing, monoclonal antibodies (bNAb) such as VRC07523LS. The present study was designed to determine the safety and pharmacokinetics of VRC07523LS.
Methods: VRC07523LS, 80 mg/dose, was administered subcutaneously after birth to non-breastfed (Cohort 1; N=11, enrolled in USA) and breastfed (Cohort 2; N=11, enrolled in South Africa and Zimbabwe) infants exposed to HIV-1.
Proc Natl Acad Sci U S A
January 2025
Department of Molecular & Cellular Biosciences, University of Cincinnati, Cincinnati, OH 45267.
TGFβ family ligands are synthesized as precursors consisting of an N-terminal prodomain and C-terminal growth factor (GF) signaling domain. After proteolytic processing, the prodomain typically remains noncovalently associated with the GF, sometimes forming a high-affinity latent procomplex that requires activation. For the TGFβ family ligand anti-Müllerian hormone (AMH), the prodomain maintains a high-affinity interaction with its GF that does not render it latent.
View Article and Find Full Text PDFNat Commun
January 2025
Department of Pharmacology, University of Michigan School of Medicine, Ann Arbor, MI, USA.
Phospholipids are the most abundant component in lipid membranes and are essential for the structural and functional integrity of the cell. In eukaryotic cells, phospholipids are primarily synthesized de novo through the Kennedy pathway that involves multiple enzymatic processes. The terminal reaction is mediated by a group of cytidine-5'-diphosphate (CDP)-choline /CDP-ethanolamine-phosphotransferases (CPT/EPT) that use 1,2-diacylglycerol (DAG) and CDP-choline or CDP-ethanolamine to produce phosphatidylcholine (PC) or phosphatidylethanolamine (PE) that are the main phospholipids in eukaryotic cells.
View Article and Find Full Text PDFProc Natl Acad Sci U S A
January 2025
Department of Neuroscience, Farber Institute for Neuroscience and Jefferson Synaptic Biology Center, Sidney Kimmel Medical College of Thomas Jefferson University, Philadelphia, PA 19107.
Use-dependent spike broadening (UDSB) results from inactivation of the voltage-gated K (Kv) channels that regulate the repolarization of the action potential. However, the specific signaling and molecular processes that modulate UDSB have remained elusive. Here, we applied an adeno-associated viral vector approach and dynamic clamping to conclusively demonstrate how multisite phosphorylation of the N-terminal inactivation domain (NTID) of the Kv3.
View Article and Find Full Text PDFStomatologiia (Mosk)
December 2024
Mongolian State University of Medical Sciences, Ulan-Bator, Mongolia.
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