53 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • Secondary to chronic ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
Eosinophils (Eos ... Lymphoid variant (e.g ... HIV, HTLVI) - Chronic ... hypereosinophilia #HE #Differential ... #Diagnosis #Causes
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... gallop • Abnormal ECG ... Immunosuppressants (chronic ... IVIG (Giant cell, eosinophilic ... #Management #Cardiology
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... diagnosis. ... eosinophilic pneumonia ... proteinaceous material ... #Diagnosis #Radiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... Diagnosis and Pathophysiology ... Well-conditioned athletes Pathologic ... disorders - Chronic ... #causes #cardiology
Causes of Wide Pulse Pressure - Differential Diagnosis
Physiologic:
 • Advanced age-arteriosclerosis (less compliant arteries)
 • Well
Causes of Wide Pulse ... conditioned athletes Pathologic ... disorders - Chronic ... #Diagnosis #causes ... #cardiology
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility ... Fractures - Differential ... Diagnosis Algorithm ... - Secondary to Chronic ... #Orthopedics #Causes
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... Back Pathology: ... compression fracture, Pathologic ... #Diagnosis #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
multiple ill-defined masses ... month history of chronic ... dealing with the differential ... diagnosis of chronic ... #Clinical #Radiology