95 results
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - EKG ... Findings Causes ... • Milk-alkali syndrome ... #Differential #Causes ... #Diagnosis #Cardiology
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder Dislocation ... anteriorly • Mechanism ... rotated, extended arm ... #Anterior #Radiology ... Orthopedics #Sports #MSK
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
AV Dissociation: ... dissociation (fusion ... Interpretation #ECG ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... diagnosis scapholunate dissociation ... clenched fist • Mechanism ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Etiologies by Mechanism ... IV Mg infusion (e.g ... Miscellaneous Mechanisms ... - Tumor lysis syndrome ... Magnesium #Table #Causes
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow Dislocation ... = fracture • Mechanism ... Posterior long arm ... #Posterior #Radiology ... Orthopedics #Sports #MSK
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
foxglove leaf Mechanism ... - Decreases AV ... nodal conduction Uses ... Electrocardiogram #EKG ... #Cardiology #Digitalis
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
abnormality in Wellens’ syndrome ... inverted (75% of cases ... ) #Diagnosis #Cardiology ... #ECG #EKG #Wellens ... #Syndrome #TypeA
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... , it indicates AV ... dissociation + ... activation from SVT (e.g ... AWaves #diagnosis #cardiology
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... painful abduction of arm ... Rotator #Cuff #Syndrome ... diagnosis #sports #MSK