15 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
lung disease (COPD ... • Hypoxia • Pulmonary ... of underlying condition ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
Exacerbation of COPD ... doppler, CTA • ECG ... COPD Assess ... MatthewHoMD #COPD ... #AECOPD #Algorithm
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... with caution in pulmonary ... Control rate (e.g ... with caution in pulmonary ... management #cardiology #algorithm
Multifocal (or multiform) atrial tachycardia (MAT) is an abnormal heart rhythm, specifically a type of supraventricular
(or multiform) atrial ... chronic obstructive pulmonary ... disease (COPD). ... #Clinical #MedStudent ... #EKG #MAT #MultifocalAtrialTachycardia
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Extrinsic compression (e.g ... pneumothorax, COPD ... CNS depression (e.g ... wall compliance (e.g ... #differential #Diagnosis
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Algorithm Pericardial ... Arrhythmia • Atrial ... • Asthma • COPD ... Pneumonia • ARDS • COPD
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... pathology (e.g. ... pneumonia, COPD ... #Table #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... Pneumonia, asthma, COPD ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... , atrial or ventricular
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Maternal Bradycardia:
Algorithm Maternal ... congenital heart block (e.g ... • Umbilical cord ... Vagal stimulation (e.g ... Fetal cardiac conduction
Muscarinic Receptor Agonists and Antagonists 
Muscarinic Receptor Agonists
Methacholine
 • Diagnosis of bronchial airway
Carbachol
 • Glaucorna (topical
Methacholine • Diagnosis ... symptomatic bradycardia (e.g ... and mydriasis induction ... umeclidinium • COPD ... #Pharmacology #Table