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  1. Case Definitions/

Open Syndrome Meningococcal Meningitis

Authors: Ministry of Health of Mozambique

Location: Mozambique

Purpose #

Suspected case definition of meningococcal meningitis in Mozambique

The definition #

Uma pessoa com manifestação súbita de febre (>38,5º C no recto ou 38,0º C nas axilas), e pescoço rígido, con- sciência alterada ou quaisquer outros sinais meníngeos. Caso confirmado: caso suspeito confirmado através do isolamen- to de N. meningitidis do LCR ou do sangue

Machine-readable definition #

The definition is available in JSON format following the Open Syndrome v1.0 specification:

{
   "category": "suspected",
   "definition_type": "case_definition",
   "description": "Suspected case definition of meningococcal meningitis in Mozambique",
   "human_readable_definition": "Uma pessoa com\nmanifestação súbita de febre\n(\u003e38,5º C no recto ou 38,0º C nas\naxilas), e pescoço rígido, con-\nsciência alterada ou quaisquer\noutros sinais meníngeos.\nCaso confirmado: caso suspeito\nconfirmado através do isolamen-\nto de N. meningitidis do LCR ou\ndo sangue",
   "inclusion_criteria": [
     {
       "logical_operator": "AND",
       "type": "criterion",
       "values": [
         {
           "logical_operator": "OR",
           "name": "Sudden fever",
           "type": "symptom",
           "values": [
             {
               "description": "Temperature \u003e 38.5°C in rectum",
               "name": "Rectal fever",
               "type": "criterion"
             },
             {
               "description": "Temperature ≥ 38.0°C in armpits",
               "name": "Axillary fever",
               "type": "criterion"
             }
           ]
         },
         {
           "logical_operator": "AT_LEAST",
           "logical_operator_arguments": [
             1
           ],
           "type": "criterion",
           "values": [
             {
               "name": "Stiff neck",
               "type": "symptom"
             },
             {
               "name": "Altered consciousness",
               "type": "symptom"
             },
             {
               "description": "Any other meningeal signs",
               "name": "Meningeal signs",
               "type": "symptom"
             }
           ]
         }
       ]
     }
   ],
   "keywords": [
     "Meningococcal meningitis",
     "Africa"
   ],
   "language": "English",
   "location": "Mozambique",
   "open_syndrome_version": "1.0.0",
   "organization": "Ministry of Health of Mozambique",
   "published_at": "2025-01-29T12:00:00Z",
   "published_by": [
     "Open Syndrome Initiative"
   ],
   "published_in": "https://opensyndrome.org",
   "references": [
     {
       "citation": "Integrated Disease Surveillance and Response in Mozambique",
       "url": "https://docs.bvsalud.org/biblioref/2021/11/1344189/vigilancia-integrada-de-doencas-e-resposta-em-mocambique.pdf"
     }
   ],
   "scope": "specific",
   "status": "draft",
   "target_public_health_threats": [
     "Meningococcal meningitis"
   ],
   "title": "Open Syndrome Meningococcal Meningitis",
   "version": "1.0.0"
 }

Using the Definition #

Healthcare organizations can implement this definition through:

  • Direct integration with surveillance systems
  • API endpoints for real-time validation
  • Manual case verification processes

Next Steps #

We encourage:

  • Clinical feedback on the definition criteria
  • Technical feedback on the implementation format
  • Suggestions for additional symptoms or signs
  • Reports of implementation experiences

Get Involved #

We welcome contributions and feedback from the community.