Details and events surrounding the most recent outbreak of the deadly Ebola virus.
Created by ScrippsNational on Oct 15, 2014
Last updated: 01/02/15 at 02:03 PM
Ebola impact by the numbers, as of January 2, 2015:
Total cases: 20,416
Laboratory-confirmed cases: 13,054
Total deaths: 8,004
Nurse Pauline Cafferkey returned to Glasgow, Scotland via Heathrow Airport after treating patients with Ebola in Sierra Leone.
After showing early symptoms, she was diagnosed with Ebola. She is the first person to be diagnosed with Ebola in the U.K., and the second U.K. citizen to be diagnosed.
Sierra Leone's leading doctor died of Ebola on Thursday, hours after the arrival in the country of an experimental drug (ZMab) that could have been used to treat him, the government's chief medical officer said. Victor Willoughby was diagnosed with Ebola last week after he treated a man with organ-related problems.
Ebola impact by the numbers, as of December 11, 2014:
Total cases: 17,942
Laboratory-confirmed cases: 11,288
Total deaths: 6,388
Dr. Martin Salia, a permanent U.S. resident originally from Sierra Leone, died at Nebraska Medical Center Monday, November 17 after being transported for treatment on Saturday, November 15. Salia tested positive for the virus on Monday, November 10 and was already battling advanced symptoms such as kidney and respiratory failure when he arrived in the United States Saturday.
Ebola impact by the numbers, as of November 11, 2014:
Total cases: 14,413
Laboratory-confirmed cases: 8,920
Total deaths: 5,177
Dr. Craig Spencer is declared free of Ebola virus, and is scheduled to be released from Bellevue Hospital in New York City on November 11.
Total cases: 13,567
Laboratory-confirmed cases: 7,728
Total deaths: 4,960
The 2014 Ebola epidemic is the largest in history. On October 22, The Centers for Disease Control and Prevention urged all US residents to avoid nonessential travel to Sierra Leone, Guinea, and Liberia because of unprecedented outbreaks of Ebola in those countries.
Total cases: 10,141
Laboratory-confirmed cases: 5,692
Total deaths: 4,922
The 2014 Ebola epidemic is the largest in history, affecting multiple countries in West Africa, and some health care workers in Western countries.
The Dallas nurse being treated for Ebola at the National Institutes of Health Clinical Center in Bethesda, Md., is free of the virus and was being discharged on Friday, according to the NIH.
Pham contracted the virus while treating Thomas Eric Duncan at Texas Presbyterian Hospital. Duncan later died of the disease.
Total cases: 9,915
Laboratory-confirmed cases: 5,481
Total deaths: 4,555
The 2014 Ebola epidemic is the largest in history, affecting multiple countries in West Africa, and some health care workers in Western countries. There were a small number of cases reported in Nigeria and a single case reported in Senegal; however, these cases are considered to be contained, with no further spread in these countries.
Craig Spencer, a physician with Doctors Without Borders who recently returned to the United States after treating Ebola patients in Guinea, tested positive for the Ebola virus after self-reporting symptoms.
Amber Vinson, the second health care worker in the United States to contract Ebola, has been declared 'virus free.'
President Barack Obama names Ron Klain, former chief of staff to Vice Presidents Al Gore and Joe Biden, the 'Ebola czar' for the United States.
"(Klain) will report directly to the President’s Homeland Security Advisor Lisa Monaco and the President National Security Advisor Susan Rice as he ensures that efforts to protect the American people by detecting, isolating and treating Ebola patients in this country are properly integrated but don’t distract from the aggressive commitment to stopping Ebola at the source in West Africa," a White House official told The Washington Post in an email.
A second health care worker who provided care for Thomas Duncan at Texas Presbyterian Hospital in Dallas is confirmed to have the virus. Amber Vinson, 29, is a registered nurse in Texas and Ohio.
This is the second confirmed transmission within the United States.
Frontier Airlines reported that this patient flew on flight 1143 from Cleveland to Dallas/Fort Worth on Oct. 13 before later testing positive for Ebola.
This woman spent time with family in Akron, Ohio.
Total cases: 8,997
Laboratory-confirmed cases: 5,006
Total deaths: 4,493
The World Health Organization estimates the death rate to be 70%, due to the large number of unreported cases in West Africa.
WHO warns that the outbreak could grow to 10,000 new cases a week within two months.
The Centers for Disease Control and Prevention begin implementing enhanced entry screening at five U.S. airports that receive over 94% of travelers from Guinea, Liberia, and Sierra Leone.
The airports included are: New York's Kennedy International, New Jersey’s Newark Liberty, Washington Dulles, Chicago O’Hare and Hartsfield-Jackson in Atlanta.
A nurse who provided care for Thomas Duncan, who died of Ebola, is confirmed to have the virus. Nina Pham, 26, remains in isolation at Texas Presbyterian Hospital.
Ebola impact by the numbers, as of October 8, 2014:
Total cases: 8,400
Laboratory-confirmed cases: 4,656
Total deaths: 4,033
The man with the first confirmed case of Ebola in the U.S. dies of the disease at Texas Presbyterian Hospital in Dallas.
A Spanish nurse becomes the first person to contract the virus outside West Africa. Teresa Romero Ramos of Madrid had been treating a Spanish priest who was flown home after contracting Ebola in Sierra Leone.
Her dog was euthanized. The diagnosis raised concerns over Europe’s state of readiness to deal with the virus.
Thomas Eric Duncan, a man traveling by commercial flight from Monrovia, Liberia to the United States via Brussels, is confirmed to be the first case of Ebola in the United States.
The largest outbreak of the Ebola virus to date began in December 2013 in Guinea, West Africa. A two-year-old child identified as Emile died of a haemorraghic fever in Guéckédou, Guinea, followed by his mother, sister and grandmother. Mourners at the grandmother’s funeral are believed to have carried the virus to other villages.
In 1976, the Ebola virus was first identified and recognized by the World Health Organization. From 1976-2013, the virus resulted in 1,716 reported cases.
Fruit bats are believed to be the primary carrier, and are able to spread the disease without being infected.