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Volume 26, Number 2—February 2020
CME ACTIVITY - Synopsis

Acute Toxoplasmosis among Canadian Deer Hunters Associated with Consumption of Undercooked Deer Meat Hunted in the United States

Colette GaulinComments to Author , Danielle Ramsay, Karine Thivierge, Joanne Tataryn, Ariane Courville, Catherine Martin, Patricia Cunningham, Joane Désilets, Diane Morin, and Réjean Dion
Author affiliations: Ministère de la Santé et des Services Sociaux, Quebec City, Quebec, Canada (C. Gaulin); Ministère de l’Agriculture, des Pêcheries, et de l’Alimentation du Quebec, Quebec City (D. Ramsay); Institut National de Santé Publique du Québec, Sainte-Anne-de-Bellevue, Quebec, Canada (K. Thivierge, R. Dion); Canadian Public Health Agency, Ottawa, Ontario, Canada (J. Tataryn); Direction de Santé Publique Gaspésie–Îles-de-la-Madeleine, Gaspé, Quebec, Canada (A. Courville); Direction de la Santé Publique du Bas St-Laurent, Quebec City (C. Martin); Direction de Santé Publique Lanaudière, Joliette, Quebec, Canada (P. Cunningham, J. Désilets); Centre Intégré de Santé et de Services Sociaux de Chaudière-Appalaches, Sainte-Marie de Beauce, Quebec, Canada (D. Morin)

Main Article

Table

Characteristics of 10 hunters who had suspected toxoplasmosis, Quebec, Canada, 2018*

Hunter Illness Signs/symptoms Consumption of deer meat Collection date Test Result Conclusion
1
 Yes
 Fever, sweats, cephalalgia, muscular, joint pain, fatigue
 Rare steak
 2018 Dec 16 IgM Negative No toxoplasmosis
IgG II Negative
IgG avidity NA
2019 Jan11
 IgM Positive Acute toxoplasmosis
IgG II Positive
IgG avidity
 Low avidity
2
 Yes
 Fever, sweats, cephalalgia, muscular, joint pain, fatigue
 Rare steak
 2018 Dec 21
 IgM Positive Acute toxoplasmosis
IgG II Negative
IgG avidity
 NA
3
 Yes
 Fever, sweats, cephalalgia, muscular, joint pain, fatigue
 Rare steak
 2018 Dec 20 IgM Positive Acute toxoplasmosis
IgG II Equivocal
IgG avidity NA
2019 Jan 14
 IgM Positive Acute toxoplasmosis
IgG II Positive
IgG avidity
 Low avidity
4
 Yes
 Fever, cephalalgia, photophobic
 Rare steak
 2018 Dec 20 IgM Positive Acute toxoplasmosis
IgG II Negative
IgG avidity NA
2019 Jan 14
 IgM Positive Acute toxoplasmosis
IgG II Positive
IgG avidity
 Low avidity
5
 Yes
 Fever, sweats, cephalalgia, muscular, joint pain, fatigue
 Medium steak
 2018 Dec 19 IgM Positive Acute toxoplasmosis
IgG II Negative
IgG avidity NA
2019 Jan 4
 IgM Positive Acute toxoplasmosis
IgG II Positive
IgG avidity
 Low avidity
6
 Yes
 Fever, sweats, cephalalgia, muscular, joint pain, fatigue
 Rare steak
 2018 Dec 16 IgM Positive Acute toxoplasmosis
IgG II Negative
IgG avidity NA
2019 Jan 4
 IgM Positive Acute toxoplasmosis
IgG II Positive
IgG avidity
 Low avidity
7
 No
 Asymptomatic
 Rare steak and heart
 2019 Feb 7
 IgM Negative Asymptomatic and nonimmune
IgG II
 Negative
8
 No
 Asymptomatic
 Well-done steak
 2019 Jan 15
 IgM Negative Asymptomatic: absence of IgM and high IgG avidity index excluded recent Toxoplasma spp. infection
IgG II Positive
IgG avidity
 High avidity
9
 No
 Asymptomatic
 Well-done heart
 2019 Jan 16
 IgM Negative Asymptomatic: absence of IgM and high IgG avidity index excluded recent Toxoplasma spp. infection
IgG II Positive
IgG avidity
 High avidity
10 No Asymptomatic None Did not participate NA NA NA

*NA, not available.

Main Article

Page created: January 16, 2020
Page updated: January 16, 2020
Page reviewed: January 16, 2020
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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