ECG Quest

Vertical QRS Axis

Criteria

QRS axis = 90 °

Causes

Chronic Obstructive Pulmonary Disease
A vertical axis is associated with chronic lung disease.

See Also

Normal QRS Axis Left QRS Axis Right QRS Axis Extreme QRS Axis Indeterminate QRS Axis R in aVR Changing QRS Axis Neonatal Normal QRS Axis Paediatric Normal QRS Axis

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