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Invasive Nocardia Infections across Distinct Geographic Regions, United States

  • Simran Gupta
  • , Leah M. Grant
  • , Harry R. Powers
  • , Kathryn E. Kimes
  • , Ahmed Hamdi
  • , Richard J. Butterfield
  • , Juan Gea-Banacloche
  • , Prakhar Vijayvargiya
  • , D. Jane Hata
  • , Diana M. Meza Villegas
  • , Adrian C. Dumitrascu
  • , Dana M. Harris
  • , Razvan M. Chirila
  • , Nan Zhang
  • , Raymund R. Razonable
  • , Shimon Kusne
  • , Salvador Alvarez
  • , Holenarasipur R. Vikram

Research output: Contribution to journalArticlepeer-review

Abstract

We reviewed invasive Nocardia infections in 3 noncontiguous geographic areas in the United States during 2011–2018. Among 268 patients with invasive nocardiosis, 48.2% were from Minnesota, 32.4% from Arizona, and 19.4% from Florida. Predominant species were N. nova complex in Minnesota (33.4%), N. cyriacigeorgica in Arizona (41.4%), and N. brasiliensis in Florida (17.3%). Transplant recipients accounted for 82/268 (30.6%) patients overall: 14 (10.9%) in Minnesota, 35 (40.2%) in Arizona, and 33 (63.5%) in Florida. Manifestations included isolated pulmonary nocardiosis among 73.2% of transplant and 84.4% of non–transplant patients and central nervous system involvement among 12.2% of transplant and 3.2% of non–transplant patients. N. farcinica (20.7%) and N. cyriacigeorgica (19.5%) were the most common isolates among transplant recipients and N. cyriacigeorgica (38.0%), N. nova complex (23.7%), and N. farcinica (16.1%) among non–transplant patients. Overall antimicrobial susceptibilities were similar across the 3 study sites.

Original languageEnglish (US)
Pages (from-to)2417-2425
Number of pages9
JournalEmerging infectious diseases
Volume29
Issue number12
DOIs
StatePublished - 2023

ASJC Scopus subject areas

  • Epidemiology
  • Microbiology (medical)
  • Infectious Diseases

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