Table 3. Nakamura classification of Quadricuspid Aortic Valves [14]

From

Quadricuspid Aortic Valve: A Case Report and Review

Pramod Theetha Kariyanna, Jonathan Francois, Amog Jayarangaiah, Yuvraj Singh Chowdhury, Richard Grodman, Moro O. Salifu, Isabel M. McFarlane

American Journal of Medical Case Reports. 2020, 8(8), 253-256 doi:10.12691/ajmcr-8-8-11