23 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... #EKG #Pulmonary ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... dissociation + retrograde atrial ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Treatment #management #cardiology ... #algorithm
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... the case as Typical ... PhysicalExam #JVP #Cardiology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... consultation with cardiology ... Intraoperative #Checklist #Diagnosis
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... Algorithm Cardiac ... Cardiomyopathy - Valves ... #HeartFailure #Cardiology ... #Algorithm #causes
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 ... HYPOXIA - Cells cannot ... use oxygen (e.g ... #differential #diagnosis
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Algorithm Elevated ... Polycythemia - Acquired Causes ... Hypoxia-driven: Cardiac/pulmonary ... Paraneoplastic (e.g ... #Algorithm #hematology
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
system including valves ... help AND check arterial ... blood gas, 12-lead ECG ... o Aspiration, pulmonary ... Intraoperative #Checklist #Diagnosis