Preferred Label : Powassan encephalitis;
ICD-11 definition : An inflammatory process of the brain, frequently with evidence of meningeal involvement,
due to infection by Powassan encephalitis virus. The clinical manifestations are usually
acute, with fever and variable combinations of convulsions, impaired mental state,
and focal deficits. The spinal fluid may show a cellular reaction and elevated protein.
Diagnosis is by neuroimaging, spinal fluid analysis and culture, PCR, and serologic
tests.;
ICD-11 synonym : Powassan virus disease;
Origin ID : 1674038791;
Automatic exact mappings (from CISMeF team)
- Currated CISMeF NLP mapping
- Validated automatic mappings to NTBT
An inflammatory process of the brain, frequently with evidence of meningeal involvement,
due to infection by Powassan encephalitis virus. The clinical manifestations are usually
acute, with fever and variable combinations of convulsions, impaired mental state,
and focal deficits. The spinal fluid may show a cellular reaction and elevated protein.
Diagnosis is by neuroimaging, spinal fluid analysis and culture, PCR, and serologic
tests.
