13 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
fibrillation Clinical ... No prognostic value ... #Diagnosis #Differential ... #Cardiology #EKG ... #ECG #Hypothermia
Lancisi’s Sign in Severe Tricuspid Regurgitation

A large venous wave, or Giant V wave, is visible in
Lancisi’s Sign in ... It is caused by ... #PhysicalExam #Clinical ... #Video #Neck #Jugular ... #Cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... excludes other differentials ... that’s called “clinical ... Hussainch #Cannon #Awaves ... PhysicalExam #JVP #Cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... : Acute STEMI, Aortic ... Equivalents / Don't Miss Signs ... #Ischemia #ECG ... #EKG #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... STE: "Pardee's sign ... Post-cardioversion • Acute aortic ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism on ECG ... Triage EKG (no prior ... Differential/diagnosis ... Pulmonary #Embolism #ECG ... #clinical #cardiology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
those coming off aorta ... Diagnosis = clinical ... not be subtle e.g ... very remarkable w/differential ... E.g. 80 yo ESR cutoff
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
previously stable values ... risk factors (eg ... hypertension (eg ... hypertension (eg ... Coarctation of aorta
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
CA • Involves aortic ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... Substance use: R > L Tricuspid ... diagnosis #management #cardiology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
syndrome, rheumatoid arthritis ... life-threatening Differential ... Serologic and EMG ... test - Cogan sign ... - Peek sign