New Onset Atrial Fibrillation Related to COVID-19

**Semantic type:** Disease or Syndrome

**Definition:** Newly occurring atrial fibrillation (AF) in a patient with probable or confirmed acute COVID-19. It is further categorized as first detected AF, paroxysmal AF (self-terminating within seven days of recognized onset), or persistent AF (not self-terminating within seven days).

**Synonyms:** - New-onset AF