14 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... are enough to diagnose ... sign! ... #Cardiology #Neck ... #Frog #Sign
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... on Abdominal XRay ... • infection (e.g ... colitis) • bowel ischemia ... #radiology #KUB
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
atrial activation from ... SVT (e.g., junctional ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology ... #CVP
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... - Ischemia MI ... Equivalents / Don't Miss Signs ... #ECG #EKG #diagnosis ... electrocardiogram #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... V2 • Wellens sign ... indistinguishable from ... deviation) • Acute ischemia ... #EKG #diagnosis
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... as they result from ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... depression • T wave ... CM5 continuous ECG ... consultation with cardiology ... Intraoperative #Checklist #Diagnosis
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
worsening brady, Signs ... <90, AMS, SOB from ... Ischemia? ... Patients DIE: Drugs, Ischemia ... #bradycardia #diagnosis
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... - Brugada's sign ... - The distance from ... #ekg #cardiology ... #diagnosis #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... predictor of recurrent ischemic ... atrial injury from ... #AVR #leadAVR #ecg ... #cardiology