17 results
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... • Hypercalcemia ... voltage Other Causes ... #ekg #electrocardiogram
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management ... • Consider K+ binder ... potassium and ECG ... Widening of QRS complex ... management #algorithm #treatment
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... to diagnose the case ... excludes other differentials ... of narrow complex ... JVP #Cardiology #Neck
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
syndrome, ARVC) ... heart disease Causes ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG ... more intensive treatment
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... Tachycardia - N/V - Abdominal ... fluid/Lactated ringers ... Rhabdomyolysis #Differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
3 different P waves ... (2) Sick Sinus Syndrome ... pause 2º - Mobitz ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... syndrome - J-point ... discordant QRS complex ... #EKG #diagnosis ... #differential #
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Hyperdefecation • Anterior neck ... ↑ T3 - Mild hypercalcemia ... fibrillation/flutter • Abdominal ... hyperthyroidism #causes ... #diagnosis #differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Neck: “dropping ... life-threatening Differential ... Serologic and EMG ... stimulation - Single fiber ... Myasthenia Crises
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... walking to nearly complete ... Electrodiagnostic studies - EMG ... Treatment: • Plasmapheresis ... diagnosis #management #treatment