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ECG

PGMEE, MRCS, USMLE, MBBS, MD/MS

Prolonged QT Interval : Mnemonics

Epomedicine Jul 25, 2023 1 Comment Cardiovascular systemECGInternal medicine

Normal QT Interval Duration: 0.3-0.44 s (0.46 s for women); tends to increase as the heart rate decreases Bazett’s formula for corrected QT interval (QTc):…

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ECG interval
PGMEE, MRCS, USMLE, MBBS, MD/MS

ECG Guide for Surgeons

Epomedicine Dec 1, 2021 2 Comments Cardiovascular systemECGSurgery

There is an old saying that two surgeons and an ECG form a double-blind-study. Then, there’s a protocol for surgeons intended for humor: All spikes…

Explore more ECG Guide for Surgeons
PGMEE, MRCS, USMLE, MBBS, MD/MS

ECG Axis Determination : Mnemonic

Epomedicine Aug 11, 2019 No Comments Cardiovascular systemECGInternal medicine

Lead I = left (0 degrees)Lead aVF = floor (90 degrees) Lead I +ve and Lead aVF +ve = Between 0-90 degrees (Normal axis) Lead…

Explore more ECG Axis Determination : Mnemonic
PGMEE, MRCS, USMLE, MBBS, MD/MS

Bundle Branch Block : Mnemonic

Epomedicine Aug 11, 2019 No Comments Cardiovascular systemECGInternal medicine

If the QRS complex is wide (>0.12 s/>3 small squares), the ventricular activity may be arising from the ventricle conducting system. caused by a ‘bundle…

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sinus tachycardia
Emergency Medicine PGMEE, MRCS, USMLE, MBBS, MD/MS

Supraventricular Tachycardia vs Sinus Tachycardia

Dr. Sulabh Kumar Shrestha, MS Orthopedics Dec 31, 2016 No Comments Cardiovascular systemECGInternal medicinePediatrics

Yesterday, I had encountered a tachycardic patient with heart rate 160/min. Somewhere in medical school, I was taught that the sinus tachycardia with heart rate…

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ST abnormalities
PGMEE, MRCS, USMLE, MBBS, MD/MS

ECG changes in Pericarditis

Epomedicine Mar 5, 2014 No Comments Cardiovascular systemECG

Synonyms: Acute pericarditis, Viral pericarditis, Infectious pericarditis Definition: Diffuse inflammation of the pericardial lining surrounding the heart and characterized by sharp pleuritic, retrosternal chest pain…

Explore more ECG changes in Pericarditis
COPD ECG
PGMEE, MRCS, USMLE, MBBS, MD/MS

ECG changes in Chronic Obstructive Pulmonary Disease (COPD)

Epomedicine Feb 27, 2014 No Comments ECGRespiratory system

Synonyms: Emphysema, Chronic bronchitis, Chronic Obstructive Lung Disease (COLD), Chronic Obstructive Airway Disease (COAD), Smoker’s lung Definition: COPD is a lung disease characterized by airflow…

Explore more ECG changes in Chronic Obstructive Pulmonary Disease (COPD)
Emergency Medicine

ECG changes in Pulmonary embolism

Epomedicine Nov 14, 2013 1 Comment Cardiovascular systemECGInternal medicine

Synonyms: Pulmonary artery embolism, Pulmonary embolus, PE Definition: A pulmonary embolus (PE) is a blood clot that embolizes to the lungs. When a clot from…

Explore more ECG changes in Pulmonary embolism

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