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Epi Canary — Epidemic IntelligenceEvidence-led epidemic intelligence. Source-attributed evidence.
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Public note

For situational awareness and research transparency. Not medical advice.

Novel Pathogen Detectionactive

The Burundi mystery-illness cluster (≥5 deaths, flagged by Africa CDC per CIDRAP Apr 17 2026) will be laboratory-confirmed within 30 days as either (a) a viral hemorrhagic fever (Ebola, Marburg, Sudan virus, CCHF, or RVF) OR (b) not-VHF (Lassa-negative, filovirus-negative, bacterial/food/chemical etiology). Directional forecast: NOT-VHF is more likely than VHF given typical mystery-cluster etiology distribution, but Great Lakes location (borders DRC, Rwanda, Tanzania) keeps VHF probability meaningfully elevated (~15-25%).</magnitude> <parameter name="key_assumption">Africa CDC / Burundi MoH...

System-generated assessment. This assessment remains under review until the stated horizon or until sufficient evidence allows evaluation.

Moderate confidence

Confidence in this assessment
50%

The evidence is meaningful, but there is still material uncertainty. Based on 5 linked evidence items and assessed against 30D.

Assessed through 30D·5 linked evidence items·Tracking since Apr 20, 2026

02

How this assessment will be evaluated

The criteria the system uses to determine whether this assessment is borne out by the stated horizon.

Automated

Method

Evidence Match

The condition the system checks for when evaluating this assessment.

Minimum source quality

T1Primary Institutional

Evidence must meet or exceed this credibility tier to count toward evaluation.

Required terms

laboratory-confirmedfilovirus-negativemystery-illnessmystery-cluster

03

Evidence quality mix

Tracking since Apr 20, 2026.

T13
T22
▸Integrity referencesCryptographic hashes for verification

Registration

06

Scope synthesis

The current analyst narrative for this scope.

Open synthesis →

Uganda Sudan Virus Disease outbreak declared over (Final Brief 16, Apr 20), constituting a qualifying filovirus spillover event; Nigeria Lassa and Burundi mystery illness hypotheses unchanged pending sitrep updates.

No Burundi lab result yet; 5 days post-flagging is within expected investigation timeline

07

Evidence linked to this assessment

5 linked items.

Marburg virus disease - Rwanda. As of 19 December 2024, 66 confirmed cases,15 deaths with a case

Currently interpreted as supporting evidence for 5 tracked assessments.

0 cases · 15 deaths · 0 samples

T1https://www.who.int/emergencies/disease-outbreak-news/item/2024-DON548supports
Apr 17, 2026
Marburg virus disease - Rwanda. The last confirmed case was reported on 30 October 2024.

Currently interpreted as supporting evidence for 4 tracked assessments.

T1https://www.who.int/emergencies/disease-outbreak-news/item/2024-DON548
supports
Apr 17, 2026
Marburg virus disease - Rwanda. The outbreak had been declared on 27 September 2024.

Currently interpreted as supporting evidence for 5 tracked assessments.

T1https://www.who.int/emergencies/disease-outbreak-news/item/2024-DON548supports
Apr 17, 2026
Crimean-Congo hemorrhagic fever virus localization and shedding in the reproductive tract of let

This report is recorded in the evidence trail but is not yet linked to a tracked assessment.

T2https://pubmed.ncbi.nlm.nih.gov/41307169/neutral
Apr 17, 2026
Crimean-Congo hemorrhagic fever virus localization and shedding in the reproductive tract of let

This report is recorded in the evidence trail but is not yet linked to a tracked assessment.

T2https://pubmed.ncbi.nlm.nih.gov/41307169/neutral
Apr 14, 2026
Mirror replication is delayed on 1 of 3 tables. Showing last replicated data.

Integrity anchor

Brier 0.202

19 resolved novel pathogen detection predictions.