8 results
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... AVNRT on Neck Physical ... EMdoc14 #CannonA #AWaves ... #AVNRT #Neck #PhysicalExam ... #JVP #Cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #JVP #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #CVP
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
depletion • Consider K+ ... potassium and ECG ... amplitude of P waves ... - Absence of T wave ... potassium #high #diagnosis
BRASH Syndrome

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

Typical ECG
Hyperkalemia Typical ECG ... HR 30, peaked T waves ... flattening of P waves ... ↑HR and drives K+ ... BRASH #Syndrome #diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... and Management ... heparinized tube) • ECG ... bradycardia → sine wave ... hypertonic Amp IVP
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... and Management ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP
The crusade against “Ab”Normal Saline continues.  This is a non-physiologic fluid that can harm our
is dominated by K+ ... leaves the ICF ... as a too much K+ ... #criticalcare #management ... #diagnosis #treatment