Diaphragm dysfunction prior to intubation in a patient with Covid-19 pneumonia; assessment by point of care ultrasound and potential implications for patient monitoring

The clinical research described in this case report was initiated because of the recognized need for early identification of Covid-19 patients at risk of respiratory failure. We used point of care ultrasound to identify diaphragm dysfunction in a spontaneously breathing Covid-19 patient. Measurement...

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Main Authors: Alfred L. van Steveninck, Leonie M. Imming
Format: Article
Language:English
Published: Elsevier 2020-01-01
Series:Respiratory Medicine Case Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2213007120304986
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author Alfred L. van Steveninck
Leonie M. Imming
author_facet Alfred L. van Steveninck
Leonie M. Imming
author_sort Alfred L. van Steveninck
collection DOAJ
description The clinical research described in this case report was initiated because of the recognized need for early identification of Covid-19 patients at risk of respiratory failure. We used point of care ultrasound to identify diaphragm dysfunction in a spontaneously breathing Covid-19 patient. Measurements of diaphragm thickness and thickening fraction indicated diaphragm dysfunction prior to intubation while respiratory failure was not yet evident from arterial blood gas analysis. Recovery of diaphragm contractility was demonstrated within two days of controlled mechanical ventilation when the patient was switched to a pressure support mode. With recovery of the diaphragm very large fractional shortening was seen after discontinuation of rocuronium, which was associated with a reduced dynamic compliance. In conclusion, this case report illustrates the need to be aware of potential diaphragm dysfunction in spontaneously breathing Covid-19 patients. With recovery, point of care ultrasound allows repeated evaluation of diaphragm function which appears to be responsive to changes in pulmonary compliance.
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spelling doaj.art-7e6f5af9096a41f5bac4bc682f2982562022-12-21T22:52:53ZengElsevierRespiratory Medicine Case Reports2213-00712020-01-0131101284Diaphragm dysfunction prior to intubation in a patient with Covid-19 pneumonia; assessment by point of care ultrasound and potential implications for patient monitoringAlfred L. van Steveninck0Leonie M. Imming1Department of Intensive Care, Deventer Hospital, Deventer, the Netherlands; Corresponding author.Department of Pulmonary Medicine, Deventer Hospital, Deventer, the NetherlandsThe clinical research described in this case report was initiated because of the recognized need for early identification of Covid-19 patients at risk of respiratory failure. We used point of care ultrasound to identify diaphragm dysfunction in a spontaneously breathing Covid-19 patient. Measurements of diaphragm thickness and thickening fraction indicated diaphragm dysfunction prior to intubation while respiratory failure was not yet evident from arterial blood gas analysis. Recovery of diaphragm contractility was demonstrated within two days of controlled mechanical ventilation when the patient was switched to a pressure support mode. With recovery of the diaphragm very large fractional shortening was seen after discontinuation of rocuronium, which was associated with a reduced dynamic compliance. In conclusion, this case report illustrates the need to be aware of potential diaphragm dysfunction in spontaneously breathing Covid-19 patients. With recovery, point of care ultrasound allows repeated evaluation of diaphragm function which appears to be responsive to changes in pulmonary compliance.http://www.sciencedirect.com/science/article/pii/S2213007120304986COVID-19Respiratory failureDiaphragmDiaphragm dysfunctionMechanical ventilationUltrasound
spellingShingle Alfred L. van Steveninck
Leonie M. Imming
Diaphragm dysfunction prior to intubation in a patient with Covid-19 pneumonia; assessment by point of care ultrasound and potential implications for patient monitoring
Respiratory Medicine Case Reports
COVID-19
Respiratory failure
Diaphragm
Diaphragm dysfunction
Mechanical ventilation
Ultrasound
title Diaphragm dysfunction prior to intubation in a patient with Covid-19 pneumonia; assessment by point of care ultrasound and potential implications for patient monitoring
title_full Diaphragm dysfunction prior to intubation in a patient with Covid-19 pneumonia; assessment by point of care ultrasound and potential implications for patient monitoring
title_fullStr Diaphragm dysfunction prior to intubation in a patient with Covid-19 pneumonia; assessment by point of care ultrasound and potential implications for patient monitoring
title_full_unstemmed Diaphragm dysfunction prior to intubation in a patient with Covid-19 pneumonia; assessment by point of care ultrasound and potential implications for patient monitoring
title_short Diaphragm dysfunction prior to intubation in a patient with Covid-19 pneumonia; assessment by point of care ultrasound and potential implications for patient monitoring
title_sort diaphragm dysfunction prior to intubation in a patient with covid 19 pneumonia assessment by point of care ultrasound and potential implications for patient monitoring
topic COVID-19
Respiratory failure
Diaphragm
Diaphragm dysfunction
Mechanical ventilation
Ultrasound
url http://www.sciencedirect.com/science/article/pii/S2213007120304986
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