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| Mitral structure | Morphology |
| Valve | Deformed, restricted leaflet mobility |
| Mitral valve orifice | Stenosis, regurgitant, or normal |
| Commissures | Barely distinguishable, frequently underdeveloped |
| Papillary muscle | Single, or one prominent and one absent/hypoplastic |
| Chord | Short and thick, convergent papillary insertion |
| PMV: Parachute mitral valve. | |
