63 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • Hypoxia • Pulmonary ... • Oxygen • Treatment ... MAT #Cardiology #Diagnosis ... #ECG #EKG #Management
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... flutter, ectopic ... Control rate (e.g ... Control rate (e.g ... management #cardiology #algorithm
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... EKG is helpful in ... evaluating for other causes ... #EKG #Pulmonary ... Embolism #AcutePE #diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... flutter (3) ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... life-threatening causes ... Pneumothorax • Pulmonary ... Initial workup: • EKG ... , PT. aPTT • Serial
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
stagnant hypoxia (e.g ... carrying capacity (e.g ... cannot use oxygen (e.g ... #differential #diagnosis ... #causes #pathophysiology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... High altitude (eg ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... , atrial or ventricular
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
- Differential Diagnosis ... Algorithm Normal ... Panhypopituitarism Treatment ... #Differential #Diagnosis ... #causes #pediatrics
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
- Differential Diagnostic ... Algorithm Look ... : R/O cardiac, pulmonary ... Metabolic disease (e.g ... #Algorithm
Massive Hemoptysis - Diagnosis and Management
 • Definitions: 
   - Hemoptysis = bleeding from
respiratory tract (e.g ... has potential to cause ... #Management #treatment ... #workup #pulmonary ... #criticalcare