Transient loss of consciousness (T-LOC) is a common complaint that may present to many different specialties under various labels, including ‘blackouts’, ‘seizure’, ‘blank spells’, and ‘falls’. 2 The term T-LOC itself is non-specific and includes all causes of self-limited loss of consciousness, regardless of mechanism. 3 Syncope is the commonest cause of T-LOC, ….