8 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
patient with AV dissociation ... contraction of atria ... #waves #AV #dissociation ... clinical #video #JVP ... #jugular #neck
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... EKG of the same ... are enough to diagnose ... #JVP #Cardiology ... #Neck #Frog #Sign
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... for DDI and an atrial ... #Neck #PhysicalExam ... #JVP #Clinical
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... Atrioventricular dissociation ... it indicates AV dissociation ... activation from SVT (e.g ... diagnosis #cardiology #CVP
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Neck Examination ... this rhythm, you are ... AVNRT would show ... #Flutter #Neck ... #PhysicalExam #JVP
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Diagnosis and Management ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP ... #Summary #criticalcare
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
tight-fitting mask (e.g ... • FiO2 24-60% Partial ... • FiO2 ~80% Nick ... Delivery #Devices #management ... #pulmonary #criticalcare
Malignant Hyperthermia Crisis - Guidelines for Crises in Anaesthesia
Unexplained increase in ETCO2 AND tachycardia AND increased
see Box A). ❸ Aim ... axillae and anterior neck ... , invasive BP, CVP ... INVESTIGATIONS Arterial ... Checklist #Diagnosis #Management