12 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Acute myocardial ... • Classic EKG ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... of cardiac ischaemia ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... women • DDx: Acute ... Equivalents / Don't Miss Signs ... -4 can have no pain ... #ECG #EKG #diagnosis
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Pain (<72 hours ... quadrant: R/O cardiac ... , pulmonary, renal ... • Mesenteric ischemia ... Metabolic disease (e.g
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... ST elevation in aVR ... ischemia in LVH ... #Equivalents #ECG ... #EKG #diagnosis
Pulmonary Arterial Catheterization – Use and Interpretation:
-Pulmonary arterial catheterization (PAC) has never been shown to improve
cardiogenic shock (eg ... , acute valvular ... #NormalValues #Differential ... #Table #Chambers ... PCWP #Pressures #SVR
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... depression in aVR ... QRS complex Pulmonary ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Myasthenic Crisis Checklist ... Phos), CBC with differential ... - Infectious workup ... oral secretions (e.g ... monitoring (vital signs
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
, pulmonary etc) ... Impairment: • Acute ... Lack of UMN/LMN signs ... dystrophies Work ... electromyographic (EMG
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... by excretion (e.g ... its metabolism (e.g ... output - Acute ... pulmonary edema