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Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

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  • ECG - right axis deviation caused by right ventricular hypertrophy.
  • Chest radiology - reveals enlargement of the right atrium, right ventricle and pulmonary artery, plethora of the pulmonary vessels. There may be a cottage loaf appearence of the heart, which occurs if the anomalous drainage is to the inomminate vein.

Ultrasound and cardiac catheterization may also be helpful in fully defining the lesion.

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