Hypoxemia
Mostrando 1-12 de 116 artigos, teses e dissertações.
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1. Macrophages: key players in erythrocyte turnover
ABSTRACT The development of red blood cells (RBCs), or erythropoiesis, occurs in specialized niches in the bone marrow, called erythroblastic islands, composed of a central macrophage surrounded by erythroblasts at different stages of differentiation. Upon anemia or hypoxemia, erythropoiesis extends to extramedullary sites, mainly spleen and liver, a process
Hematology, Transfusion and Cell Therapy. Publicado em: 2022
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2. Possible impact of adopting extreme hypofractionation after FAST Forward trial publication
SUMMARY Cutaneous manifestations are considered an infrequent presentation of coronavirus disease 2019 (COVID-19) and are mostly described in outpatient settings. Its onset during the course of the severe COVID-19 disease has been poorly described in severe cases. Studies focused on dermatological manifestations mostly described maculopapular or pernio-like
Rev. Assoc. Med. Bras.. Publicado em: 2021-02
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3. New papulovesicular rash in the course of COVID-19 signaling viral reactivation
SUMMARY Cutaneous manifestations are considered an infrequent presentation of coronavirus disease 2019 (COVID-19) and are mostly described in outpatient settings. Its onset during the course of the severe COVID-19 disease has been poorly described in severe cases. Studies focused on dermatological manifestations mostly described maculopapular or pernio-like
Rev. Assoc. Med. Bras.. Publicado em: 2021-02
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4. SARS-CoV-2 viremia may predict rapid deterioration of COVID-19 patients
ABSTRACT COVID-19 has raised worldwide concern as spiraling into a pandemic. Reports about comprehensive investigation of COVID-19 viremia are extremely scanty. Herein, we present four COVID-19 patients with positive SARS-CoV-2 nucleic acid test in blood, accounting for 12.12% of 33 detected cases. Rapid deterioration of these cases with septic shock, accomp
Braz J Infect Dis. Publicado em: 2020-12
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5. Performance of a Hematological Scoring System in Predicting All-Cause Mortality in Patients with Acute Myocardial Infarction
Abstract Background: The presence of nucleated red blood cells (NRBCs) and increases in mean platelet volume (MPV) and neutrophil to lymphocyte ratio (NLR) in peripheral circulation are associated with poorer prognosis in patients with acute coronary disease. Objective: We developed a scoring system for in-hospital surveillance of all-cause mortality using
Int. J. Cardiovasc. Sci.. Publicado em: 2020-07
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6. Feasibility of non-intubated anesthesia and regional block for thoracoscopic surgery under spontaneous respiration: a prospective cohort study
Data about the feasibility and safety of thoracoscopic surgery under non-intubated anesthesia and regional block are limited. In this prospective study, 57 consecutive patients scheduled for thoracoscopic surgery were enrolled. Patients were sedated with dexmedetomidine and anesthetized with propofol and remifentanil. Ropivacaine was used for intercostal ner
Braz J Med Biol Res. Publicado em: 2020-01
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7. Prone position and extracorporeal membrane oxygenation in acute respiratory distress syndrome
Resumo Introdução: A síndrome do desconforto respiratório agudo trata-se de um processo inflamatório decorrente de uma variedade de doenças críticas, que resulta em edema proteico não hidrostático do parênquima pulmonar. O que determina hipoxemia refratária, lesão alveolar difusa, diminuição da complacência e hipercarbia secundária a perda d
Fisioter. mov.. Publicado em: 21/10/2019
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8. Risk factors for intraoperative hypoxemia during monopulmonary ventilation: an observational study
Resumo Justificativa Os tubos endotraqueais de duplo lúmen (Double-lumen tubes - DLTs) para intubação seletiva esquerda têm sido amplamente utilizados em procedimentos torácicos, esofágicos, vasculares e mediastinais para proporcionar a separação dos pulmões. Com a falta de diretrizes claras, os anestesiologistas geralmente selecionam os tubos com
Rev. Bras. Anestesiol.. Publicado em: 10/10/2019
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9. Pregnancy in Women with Complex Congenital Heart Disease. A Constant Challenge
Resumo Fundamento: A contínua habilidade na conduta das cardiopatias congênitas complexas (CCC) tem permitido o alcance da idade fértil. Contudo, a heterogeneidade das lesões cardíacas na idade adulta limita a estimativa do prognóstico da gravidez. Objetivo: Estudar a evolução materno-fetal das gestantes portadoras de CCC e analisar as variáveis p
Arq. Bras. Cardiol.. Publicado em: 03/10/2019
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10. Diffuse alveolar hemorrhage in childhoodonset systemic lupus erythematosus: a severe disease flare with serious outcome
Abstract Objective: To evaluate prevalence, clinical manifestations, laboratory abnormalities and treatment in a multicenter cohort study including 847 childhood-onset systemic lupus erythematosus (cSLE) patients with and without diffuse alveolar hemorrhage (DAH), as well as concomitant parameters of severity. Methods: DAH was defined as the presence of at
Adv. rheumatol.. Publicado em: 29/07/2019
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11. Effects of inspired oxygen fractions in rabbits anesthetized with isoflurane or sevoflurane, maintained on spontaneous ventilation
RESUMO Tornou-se importante identificar a melhor fração inspirada de oxigênio em variadas situações, incluindo anestesia pelo sevoflurano ou isoflurano, em coelhos respirando espontaneamente. Para isso, 64 coelhos foram distribuídos em oito grupos: GI100 (FiO 2 = 1,0 + isoflurano), GS100 (FiO 2 = 1,0 + sevoflurano), GI80 (FiO 2 = 0,8 + isoflurano),
Arq. Bras. Med. Vet. Zootec.. Publicado em: 14/06/2019
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12. Oferta de oxigênio, remoção de dióxido de carbono, transferência de energia aos pulmões e comportamento da hipertensão pulmonar durante o suporte com oxigenação por membrana extracorpórea: um modelo matemático
RESUMO Objetivo: Descrever a transferência de energia do ventilador mecânico para os pulmões; o acoplamento entre a transferência de oxigênio por oxigenação por membrana extracorpórea venovenosa (ECMO-VV) e o consumo de oxigênio do paciente; a remoção de dióxido de carbono com ECMO; e o efeito potencial da oxigenação venosa sistêmica na press
Rev. bras. ter. intensiva. Publicado em: 13/05/2019