50 results
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Typical atrial flutter ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology ... #Classification
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin effect on ECG ... Electrocardiogram #EKG ... #Cardiology #Digitalis ... #ECG
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Possible atrial flutter ... Control rate (e.g ... Control rate (e.g ... #management #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
dialysis indication (e.g ... require urgent nephrology ... Nephrotoxic drugs (e.g ... KidneyInjury #simplified #workup ... #diagnosis #nephrology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
metastases, Infection (e.g ... uropathy, Metabolic causes ... (e.g., hypokalemia ... disease, Drugs (e.g ... Treatment is aimed
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Treatment depends ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... Phaeochromocytoma Neurologic
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• No Treatment ... HeartBlocks #Types #Classification ... summary #Diagnosis #EKG ... electrocardiogram #ecg ... #cardiology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Diagnosis and Workup ... function test, ANA (e.g ... (CVID, WAS), (neurologic ... #Workup #hematology
Pericarditis can be seen on EKG with diffuse ST elevations without reciprocal changes along with diffuse
can be seen on EKG ... First line treatment ... in refractory cases ... #Pericarditis #Cardiology