Assertion: atrial contraction | /r/HasProperty | pac
Facets:
Source sentences:
text: Premature atrial contractions (PACs), also known as atrial premature complexes (APC) or atrial premature beats (APB), are a common cardiac dysrhythmia characterized by premature heartbeats originating in the atria.
text: Often, hypertension goes hand in hand with various atrial fibrillations including premature atrial contractions (PACs).