23 results
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
repolarization in the setting ... you use the JT Interval ... than prolonged QT interval ... with QRS ≥120 ms ... electrocardiogram #pathophysiology
Carpal Tunnel Syndrome: Pathogenesis and clinical findings
 • Dysthesias - Tingling, burning, or painful sensation at
Thenar muscle wasting ... CarpalTunnel #Syndrome #pathophysiology ... #msk #overuse
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
• PR interval < ... 120 ms = AV junction ... ≥ 120 ms, origin ... Block (nothing getting ... : • QT interval
Torsades de Pointes (TdP): Pathogenesis and Clinical Findings

Polymorphic ventricular tachycardia initiated by PVC in the setting
by PVC in the setting ... of QT interval ... TdP #Diagnosis #pathophysiology
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
Hypothenar muscle wasting ... Syndrome #Diagnosis #pathophysiology ... signs #symptoms #msk
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
moving back to resting ... depolarization • ↑ PR interval ... Duration) - ↑ QT interval ... velocity) - ↑ PR interval ... Classification #Classes #pathophysiology
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
Spurling's sign: Tilting ... Radiculopathy #MSK ... signs #symptoms #pathophysiology
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
de Pointes • "Twisting ... Originates from single focus ... prolong the QT interval
Refeeding Syndrome: Pathogenesis and clinical findings

Patients at Risk of Refeeding Syndrome:
 - Little or no nutritional
source; oral, enteral ... Constipation - MSK ... Syndrome #diagnosis #pathophysiology
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
disorders • Selective eating ... shortness of breath, wasting ... nonimmune hemolysis MSK ... weeks #Scurvy #Pathophysiology ... #AscorbicAcid #Pathophysiology