18 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
to chronic lung disease ... (COPD) • Hypoxia ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... CNS depression (e.g ... wall compliance (e.g ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... Drive: • Sinus Tachycardia ... in relation to ECG ... #EKG #Pulmonary ... AcutePE #diagnosis #cardiology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... direction leads to hypoxemia ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... Respiratory #Failure #hypoxia
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Maternal Bradycardia:
Connective tissue disease ... congenital heart block (e.g ... occlusion • Fetal hypoxia ... Vagal stimulation (e.g ... stimulation • Chronic hypoxemia
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
CONGENITAL STRUCTURAL DISEASE ... ACQUIRED VALVULAR DISEASE ... PHAEOCHROMOCYTOMA • PULMONARY ... DISEASEHYPOXIA ... Differential #Diagnosis #Cardiology
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Differential Diagnosis Algorithm ... Respiratory: • Pulmonary ... Embolism • Hypoxia ... • AFib/AFlutter ... Syndrome #Syncope #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... disease or CHF) ... Control rate (e.g ... Treatment #management #cardiology ... #algorithm
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Acquired Causes: • Hypoxia-driven ... : Cardiac/pulmonary ... disease, Smoking ... altitude habitat • Hypoxia-independent ... Paraneoplastic (e.g
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... (e.g., aortic insufficiency ... Pheochromocytoma • Pulmonary ... /Afib/WPW) • Loss ... #Palpitations #Cardiology