9 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
a patient with AV ... dissociation ... #waves #AV #dissociation ... clinical #video #JVP ... #jugular #neck
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
, it indicates AV ... dissociation + ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... : 3rd deg AV block ... #Neck #PhysicalExam ... #JVP #Clinical
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - Differential Diagnosis ... Atrioventricular dissociation ... - Large cv waves ... Jugular #Waveforms #JVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
transmitted to JV ... EKG of the same ... are enough to diagnose ... #PhysicalExam #JVP ... #Cardiology #Neck
BRASH Syndrome

B - Bradycardia
R - Renal failure
A - AV nodal blockade
S - Shock
H - Hyperkalemia

Typical ECG
Renal failure A - AV ... Hyperkalemia Typical ECG ... balanced fluids" > normal ... BRASH #Syndrome #diagnosis ... #management #pathophysiology
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... and Management ... - Distended neck ... crackles, elevated JVP ... #criticalcare #treatment
Malignant Hyperthermia Crisis - Guidelines for Crises in Anaesthesia
Unexplained increase in ETCO2 AND tachycardia AND increased
axillae and anterior neck ... , invasive BP, CVP ... Hyperthermia #Crisis #Anesthesiology ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... heparinized tube) • ECG ... bradycardia → sine wave ... hypertonic Amp IVP ... #Management #Treatment