Cardiovascular magnetic resonance (CMR) imaging is a versatile tool that has established itself as the reference method for functional assessment and tissue characterisation. CMR helps to diagnose, monitor disease course and sub-phenotype disease states. Several emerging CMR methods have the potential to offer a personalised medicine approach to treatment. CMR tissue characterisation is used to assess myocardial oedema, inflammation or thrombus in various disease conditions. CMR derived scar maps have the potential to inform ablation therapy—both in atrial and ventricular arrhythmias. Quantitative CMR is pushing boundaries with motion corrections in tissue characterisation and first-pass perfusion. Advanced tissue characterisation by imaging the myocardial fibre orientation using diffusion tensor imaging (DTI), has also demonstrated novel insights in patients with cardiomyopathies. Enhanced flow assessment using four-dimensional flow (4D flow) CMR, where time is the fourth dimension, allows quantification of transvalvular flow to a high degree of accuracy for all four-valves within the same cardiac cycle. This review discusses these emerging methods and others in detail and gives the reader a foresight of how CMR will evolve into a powerful clinical tool in offering a precision medicine approach to treatment, diagnosis, and detection of disease.
Adductor Spasmodic Dysphonia (ASD) is a neurological disorder of central motor processing, characterized by involuntary and inappropriate contractions of the phonatory muscles, producing hyperadduction of the vocal folds, which causes a tremulous, faltering and strained-strangled voice. The aim of this study was to describe the vocal, acoustic and laryngeal parameters measured for a female patient with ADS pre and post speech therapy using the Technique of Sustained Maximum Phonation Time (SMPT). This technique aims to promote increase in glottal resistance, improve phonatory stability, and enhance glottal coaptation. A 66-year-old female patient with ASD took part in this study. She was submitted to otorhinolaryngologic and speech-language assessment before and after the application of the SMPT technique. The results showed modification of vocal, acoustic and laryngeal parameters, such as re-classifying her dysphonia from G 3 R 1 B 1 A 0 S 3 I 3 to G 2 R 1 B 1 A 0 S 2 I 2 , her pitch from severe to adequate, her spectrographic trace from unstable to more stable, and an expressive increase in mean fundamental frequency and mean vocal intensity, besides improvement of her glottal efficiency, with closure of the anteroposterior glottal opening. Speech therapy using the SMPT technique was considered a suitable treatment option for this case, given the good results obtained, especially the improvements in vocal quality and phonatory stability. The importance of further studies with the aim to provide greater scientific evidence for the effectiveness of the technique when treating ASD is emphasized.
A woman in her 70s was admitted to hospital with worsening shortness of breath and no prior respiratory history of note. This patient’s shortness of breath was posture-dependent; symptoms were markedly worse and oxygen saturations were lower on sitting upright than in recumbency. Her shortness of breath had started several weeks prior to admission and had slowly worsened. Chest X-ray revealed a raised right hemidiaphragm. Further investigation revealed a patent foramen ovale, which was managed with percutaneous closure. This is one of several cases that demonstrate right-to-left shunting through a septal defect secondary to right hemidiaphragmatic paralysis. However, previous reports have not provided a clear guide for management of these cases. We suggest where patients are admitted with new onset breathlessness and platypnoea-orthodeoxia, a septal defect should be suspected. In this report, we have suggested a flowchart for the investigation and management of platypnoea-orthodeoxia syndrome.
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