43 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
• Hypoxia • Pulmonary ... hypertension Management ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
An Approach to Acute ... Dyspnea - Diagnostic ... physical exam (e.g ... . cardiac, pulmonary ... Dyspnea #Acute #Workup
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... assoc with 1K, AV block ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... ) - HiPR: AV block ... Short QT <300-360 ms ... #ECG #EKG #diagnosis ... electrocardiogram #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... - w/ variable block ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
endocarditis w/ septic pulmonary ... if suspected (e.g ... (+/- daily EKG) ... of infection (e.g ... #criticalcare #diagnosis
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... gallop • Abnormal ECG ... Dysrhythmia, heart block ... cardiac death Management ... #Management #Cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Brady Management ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
joint trauma (e.g ... derangements (e.g ... #Joint #Pain #MSK ... #workup #differential ... #diagnosis #arthritis