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Prevalence of exercise-induced oxygen desaturation after recovery from SARS-CoV-2 pneumonia and use of lung ultrasound to predict need for pulmonary rehabilitation.
Carlucci, Annalisa; Paneroni, Mara; Carotenuto, Margherita; Bertella, Enrica; Cirio, Serena; Gandolfo, Alessandra; Simonelli, Carla; Vigna, Matteo; Lastoria, Cinzia; Malovini, Alberto; Fusar Poli, Barbara; Vitacca, Michele.
  • Carlucci A; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Pavia, Italy; Dipartimento di Medicina e Chirurgia, Università Insubria-Varese e Como, Italy. Electronic address: annalisa.carlucci@icsmaugeri.it.
  • Paneroni M; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Lumezzane (Brescia), Italy.
  • Carotenuto M; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Pavia, Italy.
  • Bertella E; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Lumezzane (Brescia), Italy.
  • Cirio S; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Pavia, Italy.
  • Gandolfo A; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Pavia, Italy.
  • Simonelli C; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Lumezzane (Brescia), Italy.
  • Vigna M; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Pavia, Italy.
  • Lastoria C; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Pavia, Italy.
  • Malovini A; Laboratorio di Informatica e Sistemistica per la Ricerca Clinica, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Pavia, Italy.
  • Fusar Poli B; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Pavia, Italy.
  • Vitacca M; U.O. Pneumologia Riabilitativa, IRCCS Istituti Clinici Scientifici Salvatore Maugeri, Lumezzane (Brescia), Italy.
Pulmonology ; 2021 Jun 04.
Article in English | MEDLINE | ID: covidwho-1253511
ABSTRACT

BACKGROUND:

Persistence of breathlessness after recovery from SARS-CoV-2 pneumonia is frequent. Recovery from acute respiratory failure (ARF) is usually determined by normalized arterial blood gases (ABGs), but the prevalence of persistent exercise-induced desaturation (EID) and dyspnea is still unknown.

METHODS:

We investigated the prevalence of EID in 70 patients with normal arterial oxygen at rest after recovery from ARF due to COVID-19 pneumonia. Patients underwent a 6-min walking test (6MWT) before discharge from hospital. We recorded dyspnea score and heart rate during 6MWT. We also investigated the possible role of lung ultrasound (LU) in predicting EID. Patients underwent a LU scan and scores for each explored area were summed to give a total LU score.

RESULTS:

In 30 patients (43%), oxygen desaturation was >4% during 6MWT. These patients had significantly higher dyspnea and heart rate compared to non-desaturators. LU score >8.5 was significantly able to discriminate patients with EID.

CONCLUSION:

In SARS-CoV-2 pneumonia, ABGs at discharge cannot predict the persistence of EID, which is frequent. LU may be useful to identify patients at risk who could benefit from a rehabilitation program.
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Full text: Available Collection: International databases Database: MEDLINE Type of study: Observational study / Prognostic study Language: English Year: 2021 Document Type: Article

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Full text: Available Collection: International databases Database: MEDLINE Type of study: Observational study / Prognostic study Language: English Year: 2021 Document Type: Article