An alarming number of countries are reporting cases, as clinicians find more links to microcephaly and other neurologic complications.
The spread to more countries comes as Brazil reported 340 more possibly related microcephaly cases.
Countries in the Americas and Caribbean reported 4,370 recent cases of chikungunya, bringing the outbreak total to 1,768,106, according to a Pan American Health Organization (PAHO) update from late last week.
China has acknowledged two more H7N9 avian flu infections, both of which occurred in October, increasing the total in the early phase of what appears to be a fourth wave of infections to four. The cases, reported by China's National Health and Family Commission, were noted in a statement today from Hong Kong's Centre for Health Protection (CHP).
In its annual snapshot, the Centers for Disease Control and Prevention (CDC) yesterday noted that states in 2012 and 2013 again benefited from the agency's support for public health readiness and response through its Public Health Emergency Preparedness program.
The report, published by the CDC's Office of Public Health Preparedness and Response (OPHPR), highlighted several success stories, including:
Ricin letter threats target NYC mayor, gun control group