disorders

#ECG - stage 1

ECG of heart rate disorders

By Dr. Ahmed Hafez

https://youtu.be/6AJzzA_5NDk ECG in heart rate disorders ECG training course Date of show : 12 May 2024, 09:00 PM CAI Introduction to ECG – 1st part 20:19 Heart axis deviation and alfa angle 23:13 Normal ECG values and heart rate calculation 37:53 ECG of atrial and ventricular hypertrophy 31:37 ECG changes in Myocardial Infarction MI 18:56 ECG of heart rate disorders 17:21 Arrhythmia, Flutters and Fibrillations 22:50 Extrasystole arrhythmias 14:49 ECG of heart block 27:19 PDF materials of lesson : Heart rate disorders

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#ECG materials

Arrhythmia, Flutters & Fibrillations

By Dr. Ahmed Hafez

  Sinus arrhythmia » If the difference between the maximum and minimum P-P (R-R) is more than 0.1 sec (or more than 10% compared to the mean), then this is sinus arrhythmia» Respiratory arrhythmia : sinus arrhythmia is associated with the phases of breathing » No difference in P-P values – rigid sinus node (damage to sinus node cells) Normal rhythm : » Must be sinus, that’s means each P wave is followed by QRS complex » Must be regular – the difference between the longest and the shortest R-R interval does not exceed 0.1 sec » Must be equality of

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#Gastroenterology

Acute mesenteric circulation disorders

By Dr. Ahmed Hafez

Acute disorders of mesenteric circulation. The pathogenesis, clinical manifestations, diagnosis, principles of conservative and surgical treatment.■It is a very serious surgical emengency , usually affecting the superior mesenteric artery or vein . ■Sudden loss of blood flow to the small intestine is called acute mesenteric ischemia. The acute type is often caused by a blood clot and requires an immediate treatment, such as surgery. Aetiology Both acute and chronic mesenteric ischemia are caused by a decrease in blood flow to the small intestine. Acute mesenteric ischemia is most commonly causedby a blood clot in the main mesenteric artery. The blood clot

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