RT Journal Article SR Electronic T1 Toxoplasmosis during pregnancy. JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP 29 OP 30 VO 52 IS 1 A1 Many, Ariel A1 Koren, Gideon YR 2006 UL http://www.cfp.ca/content/52/1/29.abstract AB QUESTION: One of my female patients was tested for Toxoplasma and found positive for immunoglobulin G (IgG). She is planning to get pregnant soon. What are the risks for her and her baby? ANSWER: Up to 25% of Canadians are IgG-positive for Toxoplasma due to past exposure. Immunoglobulin M (IgM) titres indicate current infection. Toxoplasma gondii is an obligate intracellular protozoan that has several forms during its life cycle: oocyte, tachyzoite, and cyst.