11 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... excludes other differentials ... Hussainch #Cannon #Awaves
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... #Ischemia #ECG ... #EKG #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... J point • De Winter ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... STE: "Pardee's sign ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... (e.g. cirrhosis ... findings: Fluid wave ... LR 2.1) - fluid wave
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
risk factors (eg ... hypertension (eg ... hypertension (eg ... Coarctation of aorta ... Vasculitis • Endocrinologic
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... depression • T wave ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... Digoxin toxicity Symptoms ... 300 = NSVT EKG ... No associated P-wave ... , and the T-wave
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
diffuse goiter (Graves ... antibodies (TRAb) if Graves ... hyperthyroidism #causes ... #endocrinology ... #signs #symptoms
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
those coming off aorta ... systemic sx + signs ... not be subtle e.g ... very remarkable w/differential ... E.g. 80 yo ESR cutoff