76 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... • Hypoxia • Pulmonary ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... in relation to ECG ... cardionerds #EKG ... #EKG #Pulmonary
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin effect on ECG ... at therapeutic level ... Electrocardiogram #EKG ... #ECG
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
760 mm Hg at sea level ... High altitude (eg ... : Interstitial lung ... shunting (eg, pulmonary ... intracardiac shunting (eg
ECG characteristics of early repolarization
 - The ST segment elevations are concave and most pronounced in
ECG characteristics ... occur on the same ECG ... In case of chest ... pain, the level ... #EKG #ECG #Early
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... • Carbapenem (e.g ... meropenem) #Lung ... Abscess #Diagnosis #Pulmonary
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Diagnosis and Workup ... life-threatening causes ... Pneumothorax • Pulmonary ... rupture Initial workup ... : • EKG • Bedside
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
• Polycystic Liver ... • Metastases (e.g ... Lung, Colon, Breast ... ) #Liver #Mass ... Diagnosis #Algorithm #Causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... carcinoma of the lung ... CNS pathology (e.g ... hemorrhage) - Pulmonary ... pathology (e.g.
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
on ECG Mid ... Triage EKG (no prior ... seen in 34% of cases ... #Embolism #ECG ... #EKG #Electrocardiogram