Sinus tachycardia is the most common and often neglected rhythm disturbance encountered in clinical practice. Whether appropriate or not, it is often associated with troublesome symptoms, and ...

Sinus tachycardia is indicated on ECG with a normal upright P wave in lead II preceding every QRS complex (indicating that the pacemaker is coming from the sinus node and not elsewhere in the atria) ...

Background Inappropriate sinus tachycardia (IST) is characterized by persistent and disproportional elevation of heart rate (HR). Ivabradine has been successfully used in some patients. Methods Twenty ...

Tachycardia is a type of arrhythmia when your heart rate is faster than normal. A healthy resting heart rate for most adults is between 60 and 90 beats per minute (bpm), but adults with tachycardia ...

There is clearly a tachycardia with narrow QRS complexes indicating a supraventricular rhythm. The clues to the aetiology are the heart rate of almost exactly 150 / min and the saw tooth waves seen ...

Consultation, woman in pain The patient experienced random short bursts of chest pain and felt that she was going to pass out, starting 2 weeks before ED visit. A 24-year-old woman presents to the ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. Tachycardia is commonly reported in patients with post-acute COVID-19 syndrome (PACS), also known ...

Clinical conundrum: In the next in our series, Professor Raj Thakkar considers how to manage a patient who presents with apparent tachycardia from a recording on her ‘Fitbit’ wearable device A 32-year ...