Yobe State Cholera Outbreak Situation Report No. 25: 14th October 2018 Yobe State Ministry of Health
Highlights: 18 new cases were reported on 14th October 2018 from 3 LGAs (Gujba, Gulani and Damaturu). 0 death was reported.
Epidemiological Summary: The total number of suspected cholera cases reported in Yobe state is 1,538 with 61 associated deaths (CFR 3.97%). In the state, up to 467 cases have been reported in Gulani LGA (affecting 10 wards), 452 cases in Gujba LGA (affected 8 wards) and 374 cases in Damaturu LGA (affecting 11 wards). In Fune LGA, 178 cases were reported (from 9 wards) and 67 cases were reported in Potiskum LGA (from 10 wards). Out of 63 samples collected and tested using cholera RDTs, 50 (79%) were positive and 13 (21%) were negative. Again, 9 (47%) out of 19 samples cultured were positive for Vibrio Cholerae. However, the 9 positive samples were taken to national reference laboratory for quality checks and further analysis samples and Vibrio Cholerae O1 (Inaba) serotype was isolated in 4 out of the 9 samples.
Table 1: Summaries of suspected cholera cases in Yobe State from July to 14th October2018. Gulani Gujba Damaturu Fune Potiskum Total
Cases
New suspected cholera cases 9 4 5 0 0 18
Cumulative suspected AWD 467 452 374 178 67 1538 cases Number of wards in the LGA 12 10 11 13 10 56 Number of wards affected 10 8 11 9 10 48 Deaths New deaths 0 0 0 0 0 0 Cumulative deaths 20 19 6 12 4 61
Laboratory Number of specimen tested 8 12 31 12 0 63 (RDT) Specimen Positive 7 11 23 9 0 50 RDT Pending result for 0 0 0 0 0 0 RDT Number of samples cultured 5 8 5 1 0 19 Specimen Positive Culture 2 4 2 1 0 9 Pending result for 0 0 0 0 0 0 Culture
Eighteen (18) new suspected cholera cases were reported in Yobe state on 14th October 2018, representing 44% increase in the number of cases reported the previous day (Fig. 2). Four (4) of the new cases were reported from Gujba, the same
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number of cases reported cases reported from the previous day in Gujba (Fig. 6). Nine (9) cases were reported from Gulani representing 67% increases in number of cases reported from previous day (Fig. 4). Five (5) other cases were reported from Damaturu (Fig. 10). No case was reported from Fune (Fig 8). However, no case was reported from Potiskum in nineteen days (Fig. 12).
Figure 1: Map of Yobe State showing number of suspected cholera cases in affected wards and LGAs
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60 350 300 50 250 40 200 30 150
state 100 20
Yobes Yobes tate 50 10 0
0
number of suspected cholera cases in in Yobe cases cholera suspected of number
2-8 Jul 2-8
9-15 Jul 9-15
1-7 Oct 1-7
3-9 Sept 3-9
number suspected of choleracases in
6-12 Aug 6-12
16-22 Jul 16-22 Jul 23-29
7-Jul
8-13 Oct 8-13
27-2 Sept 27-2
5-Oct
8-Sep
13-19 Aug 13-19 Aug 20-26
3-Aug
16-Jul 25-Jul
10-16 Sept 10-16 Sept 17-23
30-5th Aug 30-5th
14-Oct
17-Sep 26-Sep
24-30 Sept 24-30
12-Aug 21-Aug 30-Aug
Cases Deaths Cases Deaths
Figure 2: Epi-curve of suspected cholera cases in Yobe state. Figure 3: Epi-curve of suspected cholera cases in Yobe state.
25 90 80 20 70 60 15 50 40 10 30
Gulani 20 10 5 0
0
3-9 Sep 3-9
number of suspected in cholera suspected number cases of
1-7 Oct 1-7
27-2 Sep 27-2
6-12 Aug 6-12
16-22 Jul 16-22 23-29 Jul 23-29
8-13 Oct 8-13
3-Oct 8-Oct
number of Suspected Cholera cases in in Gulani cases Cholera Suspected of number
3-Sep 8-Sep
10-16 Sep 10-16 Sep 17-23
4-Aug 9-Aug
20-Jul 25-Jul 30-Jul
13-19 Aug 13-19 Aug 20-26
24-30 Sep 24-30
13-Oct
13-Sep 18-Sep 23-Sep 28-Sep
30-5th Aug 30-5th
14-Aug 19-Aug 24-Aug 29-Aug
Cases Deaths Cases Deaths
Figure 4: Epi-curve of suspected cholera cases in Gulani LGA. Figure 5: Weekly Epi-curve of suspected cholera cases in Gulani LGA.
35 140 30 120 25 100 80 20 60 15 40 10 Gujba 20 0
inGujba 5
0 8 Jul
2 Sep
9 Sep
-
15 Jul 22 Jul 29 Jul
7 Oct
-
-
16 Sep 23 Sep 30 Sep
2
- - -
-
12 Aug
19 Aug 26 Aug
13 Oct
3
- - -
-
- -
5th Aug
9
1
-
number of suspected in cholera suspected number cases of
-
6
7-Jul
16 23
8
6-Oct
10 17 24
1-Sep 8-Sep
13 20
4-Aug
14-Jul 21-Jul 28-Jul
13-Oct
15-Sep 22-Sep 29-Sep
11-Aug 18-Aug 25-Aug
27 Aug number suspected of choleracases Cases Deaths 30 Jul Cases Deaths
Figure 6: Epi-curve of suspected cholera cases in Gujba LGA. Figure 7: Weekly Epi-curve of suspected cholera cases in Gujba LGA. 3
18 50 16 45 40 14 35 12 30 10 25 20 8 15 6 10 4 5 2 0
0
number of suspected cholera cases in in Fune cases cholera suspected of number number of Suspected Cholera cases in in Fune cases Cholera Suspected of number
Cases Deaths Cases Deaths
Figure 8: Epi-curve of suspected cholera cases in Fune LGA. Figure 9: Weekly Epi-curve of suspected cholera cases in Fune LGA
25 90 80 20 70 60 15 50 40
10 Damaturu 30
inDamaturu 5 20 10 0 in cases cholera suspected of number 0
20-26 27-2 3-9 10-16 17-23 24-30 1-7 8-13
number suspected of cholera cases
1-Oct 5-Oct 9-Oct
3-Sep 7-Sep
13-Oct
15-Sep 19-Sep 23-Sep 27-Sep
11-Sep Aug Sep Sep Sep Sep Sept Oct Oct
22-Aug 26-Aug 30-Aug
Cases Death Cases Deaths
Figure 10: Epi-curve of suspected cholera cases in Damaturu LGA. Figure 11: Weekly Epi-curve of suspected cholera cases in Damaturu LGA
7 25
6 20 5 15 4 3 10
2 Potiskum 5 Potiskum 1 0
0
number of suspected cholera cases in in cases cholera suspected of number
Jul
Oct
Oct
Sep
Sep Sep Sep Sep
-
number of Suspected Cholera cases in in cases Cholera Suspected of number
Aug
Aug Aug Aug Aug
-
-
-
- - - -
-
- - - -
5
5
6
31
11
11 17 23 29
12 18 24 30
Cases Death Cases Deaths
Figure 12: Epi-curve of suspected cholera cases in Potiskum. Figure 13: Weekly Epi-curve of suspected cholera cases in Potiskum.
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Response Activities
Surveillance: Continues line listing of new suspected cases from 4 LGAs (Gujba, Damaturu, Fune and Gulani) WHO supported EHAs conducted house-house active case search and covered 1420 households in 5 affected locations.
WHO supported EHAs have identified 8 new suspected cases during house-to-house search in 4 LGAs and referred them all to CTUs/ORPs locations. Priority areas have been identified and communicated to WASH and risk communication teams to scale-up interventions. In Damaturu the areas are: Bakka Bakwa, nasarawa, Ali Marami Estate. In Gujba the areas are Buni Yadi, Gotala, Uku Tasha and Gonori. In Gulani; Maga and Bularafa. In Fune area is Shanga settlement.
Case Management:
Gulani Gujba Damaturu Fune Potiskum Total
Admissions
New admissions 9 4 5 0 0 18
New Discharges 3 4 2 1 0 10
On admission 9 4 5 0 0 18
No suspected cholera case was reported in Potiskum LGA since 24th September 2018 No mortality was reported in all affected LGAs.
Risk Communication: MSF-Spain supported field volunteer conducted sensitization sessions in Ali Marami, Bukka Bakwa and Sumsumma reaching up to 734 households and sensitized 2313 peoples on good hygiene practice and proper sanitation behaviors UNICEF-supported VCMs have reach out to 478 households and sensitized 1996 persons on key hygiene promotion in 9 settlements from Fune and Damaturu LGAs. AHH supported volunteer conducted sensitizations sessions with lactating mothers on good hygiene practices as well as sanitation behaviors. IRC facilitated the distributions of IEC materials in 3 wards of Damaturu which carries key hygiene messages Continues sensitization of religious leaders during congregation in mosques and churches Continues airing of radio jingles on key hygiene promotion as well as cholera prevention by Yobe state broadcasting cooperation (YBC).
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WASH: UNICEF supported Environment Health Assistants have chlorinated 2 water points in Sumsumma and shamga settlements WHO and UNICEF supported Environmental Health Assistants has distributed 700 strips of Aqua tab in Damaturu and Gujba, Gulani Continues mapping of water points from new identified locations in Bidigari pawari settlements and Sumsumma
Coordination: LGA RRTs in Gujba, Gulani, Damaturu and Fune LGA conducted daily local coordination meetings, and provided updates to state RRT to mobilize additional resources and technical supports Daily coordination meetings were consistently being chaired by SMOH at the state level to ensure robust and effective response activities
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