Assertion: pericarditis | /r/IsA | acute initial episode
Facets:
Source sentences:
text: Pericarditis is classified as acute (initial episode), recurrent (subsequent episode after symptom-free interval of over 6 weeks), incessant (lasting 6 weeks to 3 months), chronic (lasting over 3 months), or constrictive (associated with scarring and inelasticity of the pericardium that eventually results in impaired ventricular filling).