This is not the time to learn about the different P-wave morphologies that occur with atrial enlargements and ectopic atrial rhythms — but rather, it is the time to learn what the normal P wave ...

A cardiac emergency in SPECT/CT and PET/CT occurs infrequently but necessitates prompt recognition and an appropriate ...

Patients 94 consecutive patients underwent electrophysiological study and ablation for Wolff-Parkinson-White syndrome with left sided accessory connections (81 patients) or ectopic atrial tachycardia ...

dehydration or respiratory compromise and premature atrial contractions in three cases, and one case of frequent ventricular ectopics. The median age was 10.9 years (IQR 7.9–14.8) in this subgroup ...

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 ...

Eleven studies describing sinoatrial (SA) nodal, atrioventricular (AV) nodal or infra-Hisian conduction parameters in the setting of cocaine use were found. Fourteen studies and two case series ...

An ectopic pregnancy will give you a positive pregnancy test, as the hormone produced still gets into the blood stream. If you have a negative pregnancy test, would be very unlikely to be an ...

Trusted, comprehensive information for understanding brain and nervous system disorders. FDA Approves New Treatment for Rare Lipid Storage DiseaseThe FDA has approved a new pill for adults with ...

These symptoms may be sign of a miscarriage or ectopic pregnancy (where the fertilized egg forms outside of the womb). What is Plan B used for? Plan B is used to prevent pregnancy in cases of ...