Monday, December 29, 2014

Ebola, malaria, HIV/Aids: A mixed bag of results in the effort to stay healthy

Thermo cameras used to screen passengers for possible Ebola symptoms at the Jomo Kenyatta International Airport in Nairobi. PHOTO | FILE 
By CHRISTABEL LIGAMI
In Summary
  • EBOLA: Kenya sent a team of 15 doctors, Uganda 14, Rwanda 7 and Tanzania 5.
    In terms of health workers, Kenya will deploy nearly 300, Burundi 250, Uganda 21 and Rwanda 7. 
  • TB: In East Africa, Kenya, Uganda and Tanzania face the highest disease burden. In 2013, Kenya recorded the highest number of new cases at 89,796, followed by Tanzania with 65,732 and third Uganda with 47,650.
  • HIV/AIDS: There are 6,000 new infections a day. Kenya, Uganda and Tanzania were reported to be among the countries that account for 89 per cent of all new HIV infections in the world.

It has been a year of mixed results for East Africa’s health sector, with encouraging news in the fight against malaria and marburg virus but setbacks in HIV/Aids, dengue fever and diabetes.
Ebola
When Ebola struck West Africa, the response from the rest of the world was at best lukewarm, even with experts warning that neglecting infectious disease anywhere posed a threat everywhere.
The tragedy that began at the end of last year continued to be internationally ignored for five months, with Médecins Sans Frontières, warning at the end of March that the outbreak would be “unprecedented” in its spread and its toll.
Several reports warned that East African countries risked an Ebola outbreak unless they strengthened screening services at airports and border posts and followed up on all passengers arriving from West Africa after screening.
In an effort to prevent any Ebola outbreaks in the region, the East African Community partner states extended their support to West African countries. The five member states have agreed to jointly send a team of 41 medical experts and 578 health workers to help contain the virus.
Also, trials on the experimental Ebola vaccine (VSV-Zebov) began at the Kenya Coast with up to 40 health workers volunteering for the trials in Kilifi under a programme funded by the Wellcome Trust.
The vaccine trials will assess the safety profile of the vaccine at different doses and compare the immune response induced by one versus two injections.
Malaria
According to the WHO Malaria Report 2014, East Africa still records a high number of deaths from malaria though the figure has fallen sharply globally. About 20,000 deaths were reported in East Africa in 2013 with Kenya, Uganda and Tanzania accounting for 90 per cent of the estimated number of P. falciparum infections in sub-Saharan Africa.
However, there have been positive sentiments on the back of trials of a vaccine conducted in seven African countries, among them Kenya and Tanzania. Glaxo SmithKline in August submitted its first regulatory application to the European Medicines Agency for the assessment of the RTS,S vaccine.
RTS,S, the only advanced malaria vaccine in its final study trials, is intended for exclusive use against the plasmodium falciparum malaria parasite, which is most prevalent in sub-Saharan Africa.
HIV/Aids
UNAids offered a vision of 90 per cent of those living with HIV being diagnosed, 90 per cent of those individuals accessing treatment, and the treatment of 90 per cent of them being effective enough to keep levels of the virus in their systems undetectable within the next five years.
If that vision became reality, it could end HIV as a global threat before the middle of this century. But while the vision illustrated how far the global response to HIV has come, it also highlighted how far it has to go. This year, the world finally reached the “tipping point,” where the number of people starting treatment for HIV surpassed the number of people becoming infected.

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