20 results
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... normally occurs during ... contracts against a closed ... this results in “cannon ... Complete #HeartBlock #PhysicalExam
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... contracts against a closed ... regular rapid cannon ... are enough to diagnose ... Awaves #AVNRT #PhysicalExam
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
the first heart sound ... tricuspid valve closing ... the right atrium during ... the y descent cannot ... Waveforms #JVP #PhysicalExam
Boxer's Fracture - ED Management
Be sure to assess for wounds in patients with fractures of the
to assess for wounds ... clarify if these wounds ... • Mechanism: Closed ... reduce if needed (using ... Radiology #XRay #Diagnosis
Illustrations showing elements of a shoulder assessment. Also included on a shoulder assessment would be determination
shoulder assessment would ... tendon tenderness (using ... #Diagnosis #PhysicalExam
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
dissolved & Hb bound ... HYPOXIA - Cells cannot ... #differential #diagnosis ... #causes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... • Na+ channels close ... Transient K+ efflux moving ... Ca2+ channels close ... Classification #Classes #pathophysiology
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
or IgM - Cell-bound ... blood types or during ... Soluble or cell-bound ... Classification #Pathophysiology ... #Allergy #Diagnosis
Lung Findings on Physical Exam
Crackles:
 • Short, discontinuous, sounds mostly heard during inspiration
 • Caused by
sounds mostly heard during ... sounds heard mostly during ... High-pitched wheezing sound ... Findings #Pulmonary #PhysicalExam ... #diagnosis #signs
Mains Electricity Failure - Guidelines for Crises in Anaesthesia
Unexpected total power failure is rare and unpredictable.
• Consider moving ... is stable and wound ... is closed (may ... Intraoperative #Checklist #Diagnosis