7 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 ... msocoMD #CanonA #Awaves ... #waves #AV #dissociation ... #jugular #neck
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #JVP #Cardiology ... #Neck #Frog #Sign
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... AV dissociation ... for DDI and an atrial ... VivekKulkarniMD #CannonA #AWaves ... #JVP #Clinical
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... Atrioventricular dissociation ... • The cannon a wave ... it indicates AV dissociation ... 2LmUODZ #Cannon #AWaves
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
Mask Oxygen Delivery Devices

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