Friday 28 March 2014

Disease

Ebola haemorrhagic fever in Guinea - Update

The Ministry of Health of Guinea has today reported 4 laboratory confirmed cases of Ebola Haemorrhagic Fever (EHF) in the capital, Conakry. In addition, a fifth suspected case died without laboratory confirmation. Intensive case investigations are underway to identify the source and route of these patients’ infection, record their travel histories before arrival in Conakry and determine their period of infectivity for the purposes of contact tracing. Rapid Response Teams are carrying out these investigations and sensitizing health care workers and the affected communities about EHF to reduce the risk of further transmission.

The outbreak of the deadly Ebola virus said to have already claimed 63 lives in rural Guinea has now spread to the West African nation’s capital, Conakry, with the Health Ministry ringing the alarm and officials calling it a “threat to regional security.”

A total of four capital dwellers have fallen victim to the hemorrhagic fever – one of the deadliest viruses known to man. They are currently in quarantine, Reuters reports, citing local Health Minister Remy Lamah.

The origin of the outbreak in Conakry appears to be an old man who visited a place about 150km away from the previously-identified outbreaks. After his funeral, four of his brothers started showing similar symptoms, and were immediately quarantined.

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Sanitary controls in neighboring countries are being activated, and border crossings have been closed to the north, with Mauritania, who only left two border posts open with Senegal.

The search for any vaccine or drug has thus far been hampered by the disease’s rarity. But health experts warn against obvious dangers, such as eating fruit bats. The animal is a local delicacy, but is a widely-known potential carrier of the disease. Bush meat is another cause for concern. Both types of meat have now been banned – as are public funerals, where proximity to the body is often the cause for the infection of groups of people.

The virus is incredibly contagious. It can spread through contact with contaminated corpses – as in the case of the last outbreak involving the four men – as well as direct contact with blood, feces and sweat. It’s not hard to picture a nightmare scenario in a country prone to hot weather.

But the spread itself can come much more unexpectedly as well. All it takes is one infected plane passenger, and the prospects are truly harrowing: the local Health Ministry in Canada's Saskatchewan province put a man and his entire family in quarantine after he exhibited disturbing symptoms upon arrival from Africa by plane.

The virus first appeared in 1976 in the DRC (formerly Zaire), and has since killed 1,500 people. Its name takes from a river in northern Congo.

Middle East respiratory syndrome coronavirus (MERS-CoV) – update

On 20 and 21 March 2014, the Ministry of Health of Saudi Arabia announced an additional six laboratory-confirmed cases of infection with Middle East respiratory syndrome coronavirus (MERS-CoV).

Human infection with avian influenza A(H7N9) virus – update

Between 20 and 25 March 2014, the National Health and Family Planning Commission (NHFPC) of China notified WHO of six additional laboratory-confirmed cases of human infection with avian influenza A(H7N9) virus.

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