15 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... the case as Typical ... excludes other differentials ... #Cardiology #Neck
Kussmaul's sign in Constrictive Pericarditis 

A 50-year-old woman with a remote history of mediastinal lymphoma (age
blue marks on her chest ... the underlying diagnosis ... Causes = RV failure ... ), and tricuspid ... Pericarditis #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... against a closed tricuspid ... activation from SVT (e.g ... Cannon #AWaves #diagnosis ... #cardiology #CVP
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
Diagnosis Typically ... the JVP decreases ... infarction, massive PE, tricuspid ... #cardiology #differential ... #causes
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Diagnosis Framework ... exam • 12-lead ECG ... #Palpitations #Cardiology ... #Differential #
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac ... symptoms may include chest ... consultation with cardiology ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
Breathing • Check chest ... and positioning (e.g ... #Hypotension #Differential ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
blood gas, 12-lead ECG ... , chest X-ray. ... Airway #Pressure #Differential ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
• Check ECG rhythm ... POTENTIAL CAUSES ... CardiacArrest #Checklist #Differential ... Anesthesiology #Anesthesia #Intraoperative ... #Checklist #Diagnosis
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Intraoperative ... Consider known drug causes ... (eg. remifentanil ... #Checklist #Diagnosis ... Management #Workup #Cardiology