Assertion: pericarditis's symptom | /r/HasProperty | sudden
Facets:
value: fairly
type: DEGREE
value: in onset
type: TEMPORAL
value: typically
type: DEGREE
Source sentences:
text: The most common symptom, virtually present in all acute and recurrent cases, is pericardial chest pain, which is typically fairly sudden in onset and occurs over the anterior chest (Table 3).