warning 2 events A92-A99 • AFR

Lassa fever in Sierra Leone

Lassa fever has 2 WHO-tracked outbreak events in Sierra Leone between 1997 and 2004.

Lassa fever · Sierra Leone · 2 WHO events across 2 calendar years (1997–2004).

Event log

Year DON ID ICD-10 ICD-11
2004 DON0866 A962 1D61
1997 DON0152, DON0158, DON0142 A962 1D61

Position within the disease

  • Sierra Leone is rank #8 of 13 for this disease.
  • The country sits in the WHO AFR region.
  • Last reported event: 2004 (22 years ago).

Regional peers (AFR)

8 countries in this region report this disease. Median event count: 2.

Country Events
Nigeria 8
Togo 3
Benin 2
Liberia 2
Sierra Leone 2
Guinea 1
Ghana 1
Burkina Faso 1

How this disease ranks among Sierra Leone’s threats

Lassa fever is rank #3 of 6 diseases reported by Sierra Leone to the WHO. The full country profile is at the Sierra Leone Hub.

Outbreak Events

2

First Reported

1997

Latest Reported

2004

Flag of Sierra Leone

Country

Sierra Leone • AFR