Acute Toxoplasma gondii Infection among Family Members in the United States
Figure. . Flowchart for the identification of families with an index case-patient who had acute toxoplasmosis and >1 family member with acute or recent Toxoplasma gondii. infection. Data were extracted from the database of the Palo Alto Medical Foundation Toxoplasma Serology Laboratory (PAMF-TSL; Palo Alto, CA, USA), from patient samples sent to PAMF-TSL during 1991–2010 from laboratories throughout the United States.