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A World Health Organization (WHO) official made a dire prediction about the Ebola outbreak today. Christopher Dye, director of strategy in the WHO Director General’s office, stated in a media interview "If we make a simple projection on what has happened over the last, say, 10 weeks ... and make a projection forward, then what we're faced with is not hundreds of cases a week, which is what we see at the moment, but thousands of cases a week going into next month.” Based on WHO data, graphing the number of new Ebola cases for each of the last 10 weeks does show the increasing rate of cases each week. After applying a trend line to the data, week number 39 starting on September 21, 2014 appears to be the week when the 1000-cases-per-week milestone will be passed (see graph below). Given the reporting delays in case numbers, this milestone may not be confirmed until a week or two later.  While media pundits like round numbers and milestones to emphasize talking points, there is ...

As of August 29, 2014, six countries from Africa are currently reporting confirmed Ebola cases. See map below. Democratic Republic of the Congo The DRC has reported a Zaire ebolaovirus outbreak in province unrelated outbreak in West Africa. Forty-two confirmed, probable, and suspected Ebola cases have been reported. link Situation: currently under control Guinea According to the World Health Organization (WHO) on August 28, 2014, a minimum of 648 confirmed, probable, and suspected cases of Ebola have been reported from Guinea. link Situation: is not under control Liberia According to WHO as of August 28, 2014, a minimum of 1378 confirmed, probable, and suspected cases of Ebola have been reported from Liberia. link Situation: is not under control Nigeria According to WHO as of August 28, 2014, 17 confirmed, probable, and suspected cases of Ebola have been reported from Nigeria. All appear to have been linked to one imported case from Liberia. link Situation: currently under c...

Since January 1, 2014, about 250 cases of MERS infection have been reported by various public health agencies and official media outlets. The number of reported cases began to increase dramatically about the 9th of April. Most of these cases (about 200) have been reported from the Kingdom of Saudi Arabia. The graph below suggests that the number of MERS cases may have peaked about April 20, and the outbreak is now being better controlled.    Notes: The date of onset for an individual case is used where available. If onset date is unavailable, the date of hospitalization or death is used. If the case is reported as asymptomatic or no other information is available, the date of report of the case is used.

About 230 human cases of H7N9 have been reported during the second wave of this disease outbreak since November 1, 2013.  The map below depicts the geographic distribution of these cases by second level administrative units (counties) in the People's Republic of China (China), and by level 1 (state) in Malaysia.  The case in Malaysia was imported from China, however, cases have occurred in latitudes ranging from 21 to 43 degrees North.  The map is current through March 3, 2014.