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Volume 30, Number 8—August 2024
Research Letter
Panton-Valentine Leukocidin–Positive Staphylococcus aureus in Family and Pet Cat
Table
Antimicrobial susceptibility testing results of Staphylococcus aureus isolates recovered from a family who had repeated soft-tissue infections caused by Panton-Valentine leukocidin–producing S. aureus and their pet cats*
Isolate | IMT51844 | IMT51843 | IMT51535 | IMT51669 | IMT51533 | IMT51534 | IMT51668 | IMT51681 |
---|---|---|---|---|---|---|---|---|
Source | Child | Parent | Cat 2 | Cat 2 | Cat 1 | Cat 1 | Cat 1 | Cat 1 |
Sample site | Nose | Inguinal | Mouth | Nose | Mouth | Nose | Nose | Nose |
Date | 2021 Nov | 2021 Nov | 2022 Mar | 2022 Mar | 2022 Mar | 2022 Mar | 2022 Mar | 2022 Mar |
ST | 45 | 8 | 45 | 45 | 8 | 8 | 8 | 8 |
PVL |
– |
+ |
– |
– |
+ |
+ |
+ |
+ |
Antimicrobial drug MIC, µg/mL | ||||||||
CIP | 0.12 | 16 | 0.12 | 0.25 | 16 | 16 | 16 | 16 |
ENR | 0.12 | 4 | 0.12 | 0.12 | 4 | 4 | 4 | 4 |
MAR | 0.25 | 16 | 0.25 | 0.25 | 16 | 16 | 16 | 16 |
GEN | 1 | 0.25 | 0.5 | 1 | 0.25 | 0.25 | 1 | 0.25 |
SXT | 0.06/1.19 | 0.06/1.19 | 0.06/1.19 | 0.06/1.19 | 0.06/1.19 | 0.06/1.19 | 0.06/1.19 | 0.06/1.19 |
TET | 0.25 | 32 | 0.5 | 1 | 64 | 32 | 32 | 64 |
DOX | 0.5 | 4 | 0.5 | 0.5 | 4 | 4 | 4 | 4 |
PEN | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.06 | 0.06 | 0.06 |
AMP | 0.12 | 0.12 | 0.25 | 0.12 | 0.12 | 0.12 | 0.25 | 0.25 |
AMC | 0.25/0.12 | 0.25/0.12 | 0.25/0.12 | 0.25/0.12 | 0.25/0.12 | 0.25/0.12 | 0.25/0.12 | 0.25/0.12 |
OXA | 0.12 | 0.25 | 0.12 | 0.25 | 0.25 | 0.25 | 0.5 | 0.25 |
ERY | 1 | >64 | 0.5 | 0.5 | >64 | 32 | >64 | >64 |
CLI | 0.25 | 0.25 | 0.25 | 0.25 | 0.12 | 0.12 | 0.25 | 0.12 |
*AMC, amoxicillin/clavulanate; AMP, ampicillin; CIP, ciprofloxacin; CLI, clindamycin; DOX, doxycycline; ENR, enrofloxacin; ERY, erythromycin; GEN, gentamicin; MAR, marbofloxacin; OXA, oxacillin; PEN, penicillin; PVL, Panton-Valentine leukocidin; ST, sequence type; SXT, sulfamethoxazole/trimethoprim; TET, tetracycline; +, positive; –, negative.
1These authors contributed equally to this article.