ECG Quest > Shapes > QRS complex > Short QRS

Short QRS

A short QRS complex is less than 5 mm (0.5 mV) in all limb leads or 10 mm (1 mV) in the chest leads. This low voltage can be caused by extra fluid, air or fat between the heart and the ECG electrodes, or by a loss of normal myocardium due to ischemia or infiltrative disease.

See also: QRS complex

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In the ECGquest archives, this ECG has been tagged with: - Regular Short QRS Left main occlusion 12-Lead Serial 12-lead Dr Pendell Meyers Dr Smith's ECG Blog CC BY-NC
Total eclipse of the heart – after placement of LVAD

This ECG is from a man in his 50s who presented with chest pain radiating to the left side and back, nausea, diaphoresis and bilateral finger tingling sensation. This was the repeat ECG post-arrest after angiogram showing left main occlusion and placement of an LVAD.

In the ECGquest archives, this ECG has been tagged with: - Chest pain Hypotension Tachycardia Absent P waves Short QRS Pericardial effusion 12-Lead Dr Smith's ECG Blog CC BY-NC
A Middle-Aged Man with Chest pain, Hypotension and Tachycardia

This ECG is from a middle-aged man who presented with chest pain, tachycardia 130 bpm and BP 50/30. He was alert but cool and clammy. His background was unclear, but he mentioned chronic dyspnoea, 'cancer' and 'chest'. Fluids were started. This was his initial ECG.

In the ECGquest archives, this ECG has been tagged with: - Chest pain Hypotension Regular Tachycardia Absent P waves Short QRS Atrial flutter Pericardial effusion 12-Lead Dr Smith's ECG Blog CC BY-NC
A Middle-Aged Man with Chest pain, Hypotension and Tachycardia: ED ECG 1

This ECG is from a middle-aged man who presented with chest pain, tachycardia 130 bpm and BP 50/30. He was alert but cool and clammy. His background was unclear, but he mentioned chronic dyspnoea, 'cancer' and 'chest'. Fluids were started. This was his second ECG, on arrival at hospital.

In the ECGquest archives, this ECG has been tagged with: - Regular Tachycardia Short QRS Sinus tachycardia Pericardial effusion 12-Lead Serial 12-lead Dr Smith's ECG Blog CC BY-NC
A Middle-Aged Man with Chest pain, Hypotension and Tachycardia: After cardioversion

This ECG is from a middle-aged man who presented with chest pain, tachycardia 130 bpm and BP 50/30. He was alert but cool and clammy. His background was unclear, but he mentioned chronic dyspnoea, 'cancer' and 'chest'. Fluids were started. This was his second ECG, on arrival at hospital.

In the ECGquest archives, this ECG has been tagged with: - Regular Tachycardia Long QT Short QRS Sinus tachycardia Pericardial effusion 12-Lead Serial 12-lead Dr Smith's ECG Blog CC BY-NC
A Middle-Aged Man with Chest pain, Hypotension and Tachycardia: Next day, after ibutilide

This ECG is from a middle-aged man who presented with chest pain, tachycardia 130 bpm and BP 50/30. He was alert but cool and clammy. His background was unclear, but he mentioned chronic dyspnoea, 'cancer' and 'chest'. Fluids were started. This ECG was recorded the next day, after the arrhythmia recurred and was treated with ibutilide.