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Volume 17, Number 9—September 2011

Dispatch

Ciprofloxacin-Resistant Shigella sonnei among Men Who Have Sex with Men, Canada, 2010

Christiane GaudreauComments to Author , Ruwan Ratnayake, Pierre A. Pilon, Simon Gagnon, Michel Roger, and Simon Lévesque
Author affiliations: Author affiliations: Centre Hospitalier de l’Université de Montréal–Hôpital Saint-Luc, Montreal, Québec, Canada (C. Gaudreau); Université de Montréal, Montreal (C. Gaudreau, P.A. Pilon, S. Gagnon, M. Roger); Agence de la Santé et des Services Sociaux de Montréal-Santé Publique, Montreal (R. Ratnayake, P.A. Pilon); Public Health Agency of Canada, Ottawa, Ontario, Canada (R. Ratnayake); Centre Hospitalier de l’Université de Montréal–Hôpital Notre-Dame, Montreal (S. Gagnon, M. Roger); Laboratoire de Santé Publique du Québec/Institut National de Santé Publique du Québec, Sainte-Anne-de-Bellevue, Quebec (S. Lévesque)

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Table 1

Characteristics of 13 cases of ciprofloxacin-resistant Shigella sonnei and results of susceptibility testing, Montreal, Québec, Canada, June–October 2010*

Patient ID
Patient age, y/sex
Stool sample date
Patient’s signs and symptoms
Antimicrobial agent PFGE group
Amp
TMP/SMX
Cip
1 52/M Jun 24 Diarrhea S R R 72
2 48/M Jun 26 Nausea, vomiting, diarrhea, blood in stools, abdominal pain S R R NT
3 22/M Jun 28 Nausea, diarrhea, abdominal pain, fever S R R NT
4 38/M Jul 5 Nausea, vomiting, diarrhea, abdominal pain, fever, fatigue S R R 72
5 52/M Jul 4 Diarrhea, abdominal pain, fever S R R 72
6 32/M Jul 14 Diarrhea S R R NT
7 50/F Jul 11 Nausea, diarrhea, blood in stools, abdominal pain, fever S R R 72
8 45/F Jul 14 Diarrhea, blood in stools, abdominal pain S R R 72
9 25/M Aug 30 Diarrhea, blood in stools, abdominal pain S R R NT
10 50/M Sep 5 Vomiting, diarrhea, abdominal pain, fever S R R 72
11 65/M Sep 8 Nausea, vomiting, diarrhea, abdominal pain S R R 72
12 38/M Sep 23 Diarrhea S R R 72
13 20/M Oct 22 Diarrhea, blood in stools, abdominal pain, fever S R R 72

*ID, identification; Amp, ampicillin; TMX-SMX, trimethoprim/sulfamethoxazole; Cip, ciprofloxacin; PFGE, pulsed-field gel electrophoresis; S, sensitive; R, resistant; NT, not typed.

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