ECR 2024 / C-10082
Mitral valve dysjunction: all the radiologist needs to know
Congress:
ECR 2024
Poster Number:
C-10082
Type:
Educational Exhibit
Keywords:
Cardiac, MR, Normal variants, Congenital
Authors:
A. Gil Boronat, M. D. L. ďż˝. MĂ©ndez, P. Torres Rubio, J. AlarcĂłn RodrĂguez, J. J. MartĂn Pinacho, ďż˝. Arribas Marcos, M. ďż˝. GĂłmez Bermejo
DOI:
10.26044/ecr2024/C-10082
Learning objectives
![](https://epos.myesr.org/posterimage/esr/ecr2024/166755/media/978240?maxheight=150&maxwidth=150 "Fig 1: Perazzolo Marra, Martina, et al. "Morphofunctional abnormalities of mitral annulus and arrhythmic mitral valve prolapse." Circulation: Cardiovascular Imaging 9.8 (2016): e005030.")
Fig 1:
Perazzolo Marra, Martina, et al. "Morphofunctional abnormalities of mitral...
Fig 2:
Diagram and 3C view of mitral valve disjunction. It is measured from the top of...
Fig 3:
2C view of mitral valve. Image 1 shows a normal anatomical relationship between...
![](https://epos.myesr.org/posterimage/esr/ecr2024/166755/media/978243?maxheight=150&maxwidth=150 "Fig 4: Image shows normal anterior (A1, A2, A3) and posterior (P1, P2, P3) mitral valve leaflets, which are composed of lateral (A1, P1), middle (A2, P2), and medial (A3, P3) segments.
Image from Radiographics. Morris, Michael F., et al. "CT and MR imaging of the mitral valve: radiologic-pathologic correlation.”Radiographics 30.6 (2010): 1603-1620.")
Fig 4:
Image shows normal anterior (A1, A2, A3) and posterior (P1, P2, P3) mitral...
Fig 5:
Images 1 and 2: 3C TTE showing annular expansion at end -systole phase, going...
![](https://epos.myesr.org/posterimage/esr/ecr2024/166755/media/978245?maxheight=150&maxwidth=150 "Fig 6: Image 1: Degree of saddle defined as the ratio of annular height (H) to commissural width (W) ratio and the three degrees of saddle that were tested in this study.
Padala, Muralidhar, et al. "Saddle shape of the mitral annulus reduces systolic strains on the P2 segment of the posterior mitral leaflet." The Annals of thoracic surgery 88.5 (2009): 1499-1504.")
Fig 6:
Image 1: Degree of saddle defined as the ratio of annular height (H) to...
![](https://epos.myesr.org/posterimage/esr/ecr2024/166755/media/978246?maxheight=150&maxwidth=150 "Fig 7: Images 1 and 2 showing the appearance of the dancer’s foot. Image 3: MRI 3C view shows posterolateral ventricular myocardial hypertrophy and "dancer’s foot" sign (white arrow).")
Fig 7:
Images 1 and 2 showing the appearance of the dancer’s foot. Image 3: MRI 3C...
Fig 8:
Figure 1: Global longitudinal strain (GLS) in a patient with mitral annulus...
Fig 9:
Figure 1 and 2: Global longitudinal strain (GLS) in patients with mitral...
Fig 10:
Cardiac Magentic Resonance planes used for assessment of mitral AV junction....
Fig 11:
3C view showing a postero/ inferolateral disjunction. Severe mitral...
Fig 12:
Image 1 and 2: 3C and 4C views. Showing a displacement of 7 mm of the posterior...
Fig 13:
3C view. Posterolateral disjunction, type III. Mitral valve disjunction with...
Fig 14:
Showing a type II inferior disjunction (2 mm) in a 2C-view.
Fig 15:
Image 1 to 5: 4C, 3C, 2C, 2C and 3C view respectively. Dysplastic mitral valve...
Fig 16:
Image 1 to 4: Posterolateral disjunction of 11.5 mm in 3C view and...
Fig 17:
Image 1 (2C view) shows mitral leaflet thickening (marked with a yellow arrow)....
Fig 18:
Images 7 (4C) and 8 (short axis) show fragmented / duplicated papillary muscles...
Fig 19:
Image 1: 2C-view. Anterior (9.7 mm) and posterior (10.8 mm) leaflet prolapse....
Fig 20:
Images 1 and 2 (sequential 2C-views) and image 3 (4C view) show a myxomatous...
Fig 21:
Image 1: Important mitral regurgitation jet is displayed.
Fig 22:
Images 1 (Short-axis view) and 2 (2C view) show myocardial enhancement in the...
Fig 23:
Image 1 and 2: 4C views. The images show an apparent separation between the...
Fig 24:
Image 1 shows elongation and marked thickening of the mitral valvular...
