Gradient in severe tricuspid stenosis – Cardiology MCQ – Answer

Minimum mean gradient required to consider the diagnosis of severe tricuspid stenosis:

Correct answer: b) 5 mm Hg

Tricuspid valve is the largest heart valve and works in the low pressure pulmonary circulation. Normal gradient is less than 2 mm Hg. In contrast, mitral valve works in high pressure systemic circulation and normal gradients are higher.

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