Obama and his handlers most certainly analyzed the potential for spread of disease by the illegals. Their method of dealing with them—everything done in a rush and then sprinkled throughout the country—would tend to make one wonder if the rapid spread of disease across the country was the desired outcome. The remaining influx, all adults, 80% of the surge, are totally unaccounted for.
And usually transported and deposited in secret in the various states and towns. Thee are the actions of a government at war with its own citizens.