Genetics, Syndromes & Miscellaneous
Chapters in Genetics, Syndromes & Miscellaneous.
- ECG J wave syndromes: hypothermia, early repolarization, hypercalcemia & Brugada syndromeJ-wave syndromes: early repolarization pattern, Brugada syndrome, hypercalcemia and hypothermia The J wave – also referred to as Osborn's wave – is defined as a wave occurring at…
- Brugada syndrome: ECG, clinical features and managementBrugada syndrome: A life-threatening arrhythmia with unknown prevalence Pedro Brugada and his two brothers, Josep and Ramon, described this syndrome in 1992. The syndrome is…
- Early repolarization pattern on ECG (early repolarization syndrome)The early repolarization pattern and syndrome: from ECG criteria to management Although the early repolarization pattern has been recognized for almost 50 years, it is still one…
- Takotsubo cardiomyopathy (broken heart syndrome, stress induced cardiomyopathy)Takotsubo cardiomyopathy (broken heart syndrome, apical ballooning syndrome, stress induced cardiomyopathy) Takotsubo cardiomyopathy (broken heart syndrome) is a rather peculiar…
- Pericarditis, myocarditis & perimyocarditis: ECG, criteria & treatmentPericarditis, myocarditis and perimyocarditis: ECG changes and clinical features The pericardium is a double-walled sac in which the heart and the roots of the great vessels are…
- Eletrical alternans: the ECG in pericardial effusion & cardiac tamponadeEletrical alternans: an ECG sign of pericardial effusion and cardiac tamponade The pericardial space (cavity) always contains a small amount of serous fluid which acts as a…
- Long QT Syndrome (LQTS)Please refer to the previous chapter: LQTS (Long QT Syndrome)
ECG changes due to electrolyte imbalance (disorder)
ECG changes due to electrolyte imbalance (electrolyte disorder) The normal cardiac action potential may be altered by electrolyte imbalance, owing to changes in intra- and…
ECG J wave syndromes: hypothermia, early repolarization, hypercalcemia & Brugada syndrome
J-wave syndromes: early repolarization pattern, Brugada syndrome, hypercalcemia and hypothermia The J wave – also referred to as Osborn's wave – is defined as a wave occurring at…