11 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... excludes other differentials ... #PhysicalExam #JVP ... #Cardiology #Neck ... #Frog #Sign
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
Lancisi's Sign ( ... obscenely huge waves ... nice to have ur finger ... #Fibrillation #Neck ... #JVP #Clinical
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... pain • Wellens sign ... #EKG #diagnosis ... #differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... asymmetrical, similar or bigger ... #EKG #diagnosis ... #Equivalents #Interpretation ... #differential
External Ventricular Drains (EVDs) & ICP waveform interpretation
An EVD is a temporary closed sterile system that
& ICP waveform interpretation ... is increased (e.g ... ICP WAVEFORM INTERPRETATION ... CNS compliance LONGER ... Nick Mark MD @nickmmark
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Full Set of Vital Signs ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP ... Management #Summary #criticalcare
Checklist for Evaluation of New-Onset Delirium in the ICU

Initial assessment 
 - 
Vital signs, neuro exam
assessment - Vital signs ... - CBC with differential ... Relevant drug levels (e.g ... presentation in winter ... #Workup #MICU #CriticalCare
Approach to Tracheostomy Emergencies - OnePager Summary
COMPONENTS OF A TRACHEOSTOMY TUBE:
 • Obturator - inserted into
tube against the neck ... Call for help (e.g ... o surgery) by Nick ... Emergencies #diagnosis #differential ... management #pulmonary #criticalcare
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Neck: “dropping ... life-threatening Differential ... Serologic and EMG ... test - Cogan sign ... - Peek sign
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... soles, sides of fingers ... ., fingers, earlobes-nickel ... Groin, axilla, neck ... dermatology #rash #differential