Dr. Smith's ECG Blog

OCTOBER 23, 2023

An Initial ECG was performed: Initial ECG: Sinus tachycardia with prolonged QT interval (QTc of 534 ms by Bazett). She was admitted to the ICU where subsequent ECGs were performed: ECG at 12 hours QTc prolongation, resolution of T wave alternans ECG at 24 hours Sinus tachycardia with normalized QTc interval. No ischemic ST changes.

Tachycardia 130

Tachycardia Cardiac Arrest ICU Blog 130

All About Cardiovascular System and Disorders

MARCH 20, 2024

That occurs in right heart failure and constrictive pericarditis. Constrictive pericarditis is an important cause for Kussmaul sign or inspiratory increase in jugular venous pressure. On the other hand, the Y descent is very prominent in constrictive pericarditis, and it is known as Friedreich’s sign.

Tricuspid 52

Tricuspid Pericarditis VSD Heart Failure 52

Dr. Smith's ECG Blog

NOVEMBER 28, 2022

The ECG shows sinus tachycardia, a narrow, low voltage QRS with alternating amplitudes, no peaked T waves, no QT prolongation, and some minimal ST elevation in II, III, and aVF (without significant reciprocal STD or T wave inversion in aVL). It is difficult to tell if there is collapse during diastole due to the patient’s tachycardia.

Tachycardia 40

Tachycardia Pericarditis Ultrasound Blood Pressure 40