Many immigrant doctors who come to Canada have very low qualifications. Many of them have been exposed to malaria, parasites and unfamiliar infectious diseases, such as amebiasis and also pose public health risks from a variety of emerging infectious diseases.
Mexico is a hotbed for amebic infection (amebiasis ), a source of infectious cysts.
Some doctors may be carriers and not even know it.
WARNING: Parasitic cysts of any origin may mimic primary or metastatic brain tumor(s).