scholarly journals Diagnostic Utility of N-terminal pro-Brain Natriuretic Peptide and C-reactive Protein in Diagnosing Heart Failure in Patients with Acute Hypoxemic Respiratory Failure

Cureus ◽  
2020 ◽  
Author(s):  
Azmat Abdullah ◽  
Ahtesham Iqbal ◽  
Wasib Ishtiaq ◽  
Syed Waqar Hussain ◽  
Aayesha Qadeer ◽  
...  
2021 ◽  
Vol 10 (20) ◽  
pp. 4751
Author(s):  
Marta Rorat ◽  
Wojciech Szymański ◽  
Tomasz Jurek ◽  
Maciej Karczewski ◽  
Jakub Zelig ◽  
...  

High-flow nasal oxygen (HFNO) is recommended as a first-line treatment in patients with acute hypoxemic respiratory failure due to COVID-19. We assessed the effectiveness of HFNO and predictors of failure and death. The medical records of 200 consecutive adult patients treated with HFNO were analysed. Ninety-two patients (46%) were successfully cured, 52 (26%) required noninvasive ventilation, and 61 (30.5%) received intubation. Overall mortality was 40.5%. Risk factors of HFNO ineffectiveness were: SpO2 ≤ 90% with conventional oxygen therapy (HR 0.32, 95% CI 0.19–0.53, p < 0.001), SpO2 ≤ 74% without oxygen therapy (HR 0.44, 95% CI 0.27–0.71, p < 0.001), an age ≥ 60, comorbidities, biomarkers (C-reactive protein, procalcitonin, creatinine, lactate dehydrogenase), duration of symptoms before admission to hospital ≤ 9 days, start of treatment with HFNO ≤ 4 days. The multivariate logistic regression models (age ≥ 60, comorbidities, C-reactive protein concentration and SpO2 with oxygen therapy) revealed a high predictive value of death and HFNO failure (AUC 0.851, sensitivity 0.780, specificity 0.802; AUC 0.800, sensitivity 0.776, specificity 0.739, respectively). HFNO is a safe method for treating acute hypoxemic respiratory failure, with effectiveness reaching nearly 50%. Low values of SpO2 without and during oxygen therapy seem to be good diagnostic tools for predicting death and HFNO failure.


Angiology ◽  
2010 ◽  
Vol 62 (4) ◽  
pp. 310-316 ◽  
Author(s):  
Stavroula N. Psychari ◽  
Dionyssios Chatzopoulos ◽  
Efstathios K. Iliodromitis ◽  
Thomas S. Apostolou ◽  
Dimitrios T. Kremastinos

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