Weekly Epidemiological Report

February 2024 Week 7

Editoral

Weekly updates on epidemics in Nigeria: as at 18th February, 2024

Posted: 19-09-2024 12:29:06 PM

Summary of Incidents

1. Information for this disease was retrieved from the Technical Working Group and Situation Reports

2. Case Fatality Rate (CFR) for this disease is reported for confirmed cases only.

3. CFR for this disease is reported for total cases i.e. suspected + confirmed.

4. Information for sentinel influenza was retrieved from the laboratory.


Lassa Fever

Key points

o There were 507 suspected cases of Lassa Fever reported from 32 LGAs in 21 states and FCT. There were 66 laboratory confirmed cases and 13 deaths were recorded.

Actions

To date:

o National Lassa fever multi-partner, multi-sectoral Technical Working Group (TWG) continues to coordinate the response activities at all levels.

o Participated in a Consultative meeting to improve rodent control interventions in response to the Lassa fever outbreaks- Led by the Federal Ministry of Environment

o Joined the meeting of the Task Team on Effective vaccine for Lassa fever in Nigeria


Cerebrospinal Meningitis (CSM)

Key points

o There were 148 suspected cases of Cerebrospinal meningitis (CSM) reported from 30 LGAs in 10 states. There was no laboratory-confirmed case and eight deaths were reported.

Actions

To date:

o National CSM TWG meets weekly to review reports from states and plan appropriately.


Yellow Fever

Key points

o There were 84 suspected cases of Yellow Fever (YF) reported from 73 LGAs in 29 states. There was no laboratory confirmed case and no death was recorded.

Actions

To date:

o National YF multi-partner Technical Working Group (TWG) continues to coordinate activities across states.

o Harmonizing surveillance and laboratory data

o National YF multi-partner Technical Working Group (TWG) continues to coordinate activities across states.

o Daily monitoring and analysis of surveillance data across the country to guide response activities.

o Coordination of yellow fever sample management and transportation from all states to the regional reference laboratories

o Regular testing of yellow fever samples in all the testing laboratories


Cholera

Key points

o There were 114 suspected cases of Cholera reported from 19 LGAs in 14 states. There was no laboratory confirmed case and four deaths were recorded.

Actions

To date

o National Cholera Multi-Sectoral Technical Working Group (TWG) is monitoring all states and supporting affected states.


Measles

Key points

o There were 699 suspected cases of Measles reported from 263 LGAs in 35 states and FCT. There were 130 laboratory confirmed cases and one death was recorded.

Actions

To date

o National Measles TWG is closely monitoring measles surveillance data and providing feedback to relevant agencies and development partners.


Mpox

Key points

o There were 27 suspected cases of Mpox reported from 18 LGAs in 11 states. There were two laboratory confirmed cases and no death was recorded.

Actions

To date

o National Mpox Technical Working Group (TWG) is monitoring activities in all states.


Acute Flaccid Paralysis (AFP)

Key points

o There were 175 suspected cases of AFP reported from 141 LGAs in 34 states and FCT. There was no laboratory-confirmed case and no death was recorded.


National Influenza Sentinel Surveillance


Coronavirus Disease (COVID-19)

Key points

o There were 108 suspected cases of COVID-19 reported from 39 LGAs in 10 states and FCT. There were 108 confirmed cases and no death recorded

Actions

To date:

o Multi-sectoral Public Health Emergency Operation Centres (PHEOC) activated at the National and affected States


Diphtheria

Key points

o There were 694 suspected cases of Diphtheria reported from 56 LGAs in eight states. There were 359 confirmed cases, and four deaths were recorded.

Actions

To date

o National Diphtheria Technical Working Group (TWG) is monitoring activities in all states.

o Harmonisation of surveillance and laboratory data from across states and laboratories.

o Provision of off-site surveillance support to affected States.


Event Based Surveillance (EBS)

Key points

For the reporting week 7:

o 73 Calls were successfully routed to agents and answered

o 13 calls not routed to agents (Failed call)

o 86 total number of calls (successful and failed)

o 4 number of SMS received

o 0 WhatsApp/live chat messages received

o Percentage of failed to total inbound calls 15.1%

o 0 signal picked

For week 1 – 7:

o 557 calls were successfully routed to agents and answered

o 42 calls not routed to agents (Failed call)

o 599 total inbound calls recorded

o Percentage of failed to total inbound calls: 7.0%

o 2 Signals picked and escalated

Categories of Calls

o General inquiries 41

o Hoax call and others 18

o Report of health conditions 5

o Inquiry on Lassa fever 4 • Inquiry on malaria vaccine 0

o Health Declaration form-related queries 0

o Inquiries on Diphtheria symptoms, treatment, and Vaccine 1

o Inquiries on yellow fever vaccine 2

o Inquiries on Lassa fever vaccine 2

o COVID-19 vaccination inquiries 0

Highlight of the week

  • Summary of Incidents
  • Lassa Fever
  • Cerebrospinal Meningitis (CSM)
  • Yellow Fever
  • Cholera
  • Measles
  • Mpox
  • Acute Flaccid Paralysis (AFP)
  • National Influenza Sentinel Surveillance
  • Coronavirus Disease (COVID-19)
  • Diphtheria
  • Event Based Surveillance (EBS)

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