23 results
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Normal variant • Hypercalcemia ... • Ventricular fibrillation ... Clinical • ... Osborn #JWave #Diagnosis ... #EKG #ECG #Hypothermia
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... prolonged PR and QT ... L, ventricular fibrillation ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
that prolong the QT ... Hypomagnesemia Hypokalemia ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG ... #EKG
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
This EKG was recorded ... #EKG #EmergencyMedicine ... #Cardiology #diagnosis ... Electrocardiogram #ECG ... #Clinical
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
39 C this is a clinical ... Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Workup
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 ... See thread for POCUS ... #clinical #cardiology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... risk factors (eg ... hypertension (eg ... 109 mm Hg) with clinical ... hypertension (eg
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... #Diagnosis #Management ... #Workup
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
, e.g. central line ... pericardiocentesis kit (eg ... • Diagnostic ... Intraoperative #Checklist ... #Workup
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... heart disease Causes ... Hypomagnesemia • Hypokalemia ... 300 = NSVT EKG ... #differential #cardiology