41 results
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 ... #orthopedics #diagnosis ... #sports #MSK #anatomy
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
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... foxglove leaf Mechanism ... - Decreases AV ... nodal conduction Uses ... Electrocardiogram #EKG
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval < 120 ms ... interval ≥ 120 ms ... WolffParkinson-White syndrome ... @AmyChung #EKG
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
the most common orthopedic ... • Most common orthopedic ... styloid fracture • Mechanism ... carpal tunnel syndrome ... #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
radiocapitellar line • Mechanism ... ), compartment syndrome ... Posterior long arm ... DC with orthopedic ... #Proximal #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Fat Embolism (e.g ... Marfan's Syndrome ... Vascular #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Reactive (e.g ... Sicca) Syndrome ... Inflammatory #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Differential Diagnosis by Mechanism ... - Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... Diagnosis #Table #Causes
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
epicondyle (age 11) • Mechanism ... ), compartment syndrome ... Posterior long arm ... II-IV, pending orthopedic ... #MSK