Ground to a standstill

Atrial Standstill: a Rare Case

We introduce a 32-year-old man who was evaluated for a dizziness and headache of unknown origin for at least two months and was referred to our center after ECG findings. He was finally diagnosed as a case of idiopathic, familial, diffuse, persistent atrial standstill, which is a rare arrhythmogenic condition characterized by the absence of electrical and mechanical activity in the atria. He su...

Atrial standstill

A 37-year-old male patient was referred to our cardiology division with a longstanding and worsening history of short episodes of dizziness and reduced effort tolerance. He denied any syncope, palpitations or chest pain. His medical history was unremarkable and he took no medication. Family history was negative for cardiac diseases at a young age or premature sudden death. On clinical examinati...

Atrial standstill secondary to atrial inexcitability.

Paroxysmal ventricular standstill.

Among the various rhythms reported in the course of a Stokes-Adams attack, one of the rarest is standstill of the ventricle as an episode during normal rhythm. Such a condition may be called paroxysmal ventricular standstill, and is to be distinguished from the condition of alternating complete block and normal rhythm to which the term paroxysmal heart block may be applied. Three cases of parox...

Persistent right atrial standstill.

An asymptomatic patient with cardiomegaly caused by isolated right atrial standstill is reported. The right atrium showed no evidence of contraction on pressure records or angiographically, while the left atrium functioned normally.