Ann Clin Microbiol 2025;29(1):2. Pulmonary infection caused by Segniliparus rugosus in a patient without systemic immunodeficiency but with bronchiectasis: first identification by matrix-assisted laser desorption ionization time-of-flight mass spectrometry with whole-genome confirmation

Table 2. Human infections due to Segniliparus spp., including the present case, with identification method, risk factors, DST, and outcomes
Author (year)SpeciesIdentification methodRisk factorDSTOutcome
Butler et al. (2007) [2]S. rugosus (3 cases)16S rRNA sequencingCFBMD in Middlebrook 7H9 brothTreated
Hansen et al. (2009) [3]S. rugosus16S rRNA sequencingCFSensititre RAPMYCOI in Middlebrook 7H9 brothTreated
Koh et al. (2011) [4]S. rotundus16S rRNA and rpoB sequencingNon-CF bronchiectasisDoneTreated
Choi et al. (2012) [5]S. rugosus16S rRNA sequencingNon-CF bronchiectasisDoneNot treated
Lee et al. (2014) [6]S. rugosus16S rRNA sequencingNon-CF bronchiectasisFailedTreated
Zurita et al. (2020) [7]S. rugosus16S rRNA sequencingCFSensititre RAPMYCOINot reported
Present caseS. rugosusMALDI-TOF MS and WGSPrevious NTM-PDBMD in Middlebrook 7H9 brothTreated

Abbreviations: DST, drug susceptibility testing; CF, cystic fibrosis; BMD, broth microdilution; MALDI-TOF MS, matrix-assisted laser desorption ionization time-of-flight mass spectrometry; NTM-PD, nontuberculous mycobacterial pulmonary disease; WGS, whole-genome sequencing.