Figure 4From: Double chambered right ventricle with severe calcification of the tricuspid valve in an elderly woman: a case report Cardiac catheterization. (A) Projection from right atrium shows RVOT stenosis (arrow heads) right to left flow through the patent foramen ovale. (B) Pullback pressure recordings demonstrated a pressure gradient of 74 mmHg across the RVOT stenosis.Back to article page