Variable Morphology Wide Complex Rhythm: What Is the Etiology?

Adenosine-Responsive wide QRS complex tachycardia: what is the mechanism?

A 45-year-old man presented with an acute anterior wall myocardial infarction and underwent successful percutaneous transluminal angioplasty of the left anterior descending coronary artery. Twenty-four hours later, a wide QRS tachycardia at a rate of 108 beats/min that had a QRS duration of 150 msec was noted by telemetric monitoring. There were no symptoms associated with the tachycardia. A 12...

A wide complex tachycardia: what is the mechanism?

A 33-year-old female was referred for an electrophysiologic study because of recurrent episodes of palpitations. Catheters were placed in the high right atrium (HRA), the His bundle (HIS), and the right ventricular apex (RVA). Baseline cycle length in sinus rhythm and atrial-His (AH) and His-ventricular (HV) intervals were 790, 90, and 45 ms, respectively. Spontaneous onset of a wide complex ta...

Wide QRS Rhythm in a Young Woman with Recurrent Palpitations: what is the diagnosis?

P-value: What is and what is not

The misinterpretation and misuse of p-value have been increasing for decades. In March 2016, the American Statistical Association released a statement to warn about the use and interpretation of p-value. In this study, we provided a definition and discussion of p-value and emphasized the importance of its accurate interpretation.    

What is the Clinical Skills Learning Center?

With shorter periods of hospitalazation, fewer patient beds and more health care facilities in the society, patients are now more acutely ill and highly dependent, causing less opportunities for medical students to practice and learn basic clinical skills. On the other hand, enhanced patient rights and other learnig limitations require that professional education provide not only knowledge and ...