Accès ouvert
2025
article
OpenAlex
Mohammed Aliati
Emphysematous pyelonephritis is defined by the presence of gas of bacterial origin within the renal parenchyma and in the perirenal spaces. Although rare, it is a serious condition, because untreated, its evolution remains unfortunate and its mortality varies from 50 to 90% …
2021
conference-paper
OpenAlex
El-Hassane Ouaalaya, M. Zysman, Émilie Berteaud, Laurent Falque et autres
In recent years, several researchers have attempted to identify COPD phenotypes using different cluster analysis. This study aimed to determine the most optimal cluster analysis (supervised vs unsupervised) to robustly identify clinical phenotypes. 2,968 COPD patients have been included from January 2014 …
fr
(code pays fourni par la source)
2021
article
OpenAlex
El Hassane Ouaalaya, A. El Benna, M. Zysman, Émilie Berteaud et autres
fr
(code pays fourni par la source)
2020
conference-abstract
OpenAlex
El-Hassane Ouaalaya, M. Zysman, Émilie Berteaud, Laurent Falque et autres
The main factors that increase the mortality risk of COPD patients are age, comorbidities and the severity of airflow obstruction. This study aimed to validate the clinically relevant COPD phenotypes found by Burgel P-R et al [1] and analyzed their impact on …
fr
(code pays fourni par la source)