67 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • Oxygen • Treatment ... Rate control #Multifocal ... #Atrial #Tachycardia ... #EKG #Management
Supraventricular Tachycardia Differential Diagnosis
Sinus Tachycardia
Sinus Node Re-entry Tachycardia
Unifocal Atrial Tachycardia
Junctional Tachycardia
Multifocal Atrial Tachycardia (MAT)

- EB Medicine
Tachycardia Unifocal Atrial ... Junctional Tachycardia Multifocal ... Atrial Tachycardia ... (MAT) - EB Medicine ... Differential #Diagnosis #causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Drugs (antibiotics e.g ... Viral: HSV, EBV ... Differential #Diagnosis #Dermatology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Bacterial • Viral (EBV ... • Thrombus (e.g ... Diagnosis #Algorithm #Causes ... #Hematology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... Treat underlying cause ... Treat underlying cause ... #Tachycardia #Treatment
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... block (3) Multifocal ... atrial tachycardia ... 200ms from longer pause ... #EKG #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... function test, ANA (e.g ... or if a primary hematologic ... When do you do a BM ... #Workup #hematology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... Infected thrombosis, (e.g ... Brucellosis, Q fever, EBV ... Malignancy: - Hematologic ... vasculitis to cause
TOPCAT - Spironolactone for Heart Failure with Preserved Ejection Fraction

N Engl J Med 2014; 370:1383-1392 https://www.nejm.org/doi/10.1056/NEJMoa1313731

CONCLUSIONS:
ejection fraction, treatment ... cardiovascular causes ... dCHF #Cardiology #EBM ... VisualAbstract #Trial
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... workup, including BM ... • Nonmalignant hematologic ... Rebound effect from treatment ... Glucocorticoids, IL-1B, ATRA