Ventricular Arrythmias

Question 1

Venricular Arrhythimias

Answer 1

**Site of Origin **
> Myocardial or Purkinje cells
> **Monomorphic or Polymorphic : **
VF, VF

Question 2

VA : Causes

Answer 2

Drugs
Electrolyte Imbalace
Benigh Processes : Neurocardoogenic , Orthostatic hypotension
Heart Disease ****
Genetic Syndrome : CAD HTN , Cardiomyopathy
Exertion : Simpathetic stimulation

Question 3

VT Definition

Answer 3

> /= consecutive beats
Rate > 100bmp
Idioventicular : <100 bmp
Non Sustained vs Sustained (>30 seconds )
LBBB: Late activatio Left ventricle > S wave
RBBB: Positive deflection

Question 4

Ventricular Flutter

Answer 4

Rapid monomorphic VT
Unalbe to distiguish QRS coplex t-wae

Question 5

Torsades de pOintes

Answer 5

Polymorphic VT
change QRS morphology

Question 6

V-Fib

Answer 6

continues irregular activation
No discreteQRS

Question 7

Idiopathic Ventricular Arrhythmias

Answer 7

PVCS or vT
occurs w/o structural heart disease

Question 8

Sine Wave

Answer 8

• Cotinue waves
• Due to Hyperkalemia
• ESRD - Hyperkalemia

Question 9

Antiarrhythmic Drugs
BBB

Answer 9

• BBB : 1st choice
  W/o cardiac disease

Question 10

Amiodarone

Answer 10

Bradyarrhythmia
Hyper-or Hypothyroidism — no cardiac
Pneumotitis
Pulmonary fibrosis

**Drug Monitoring: Thyroid, liver, pulonary **