31 results
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
- Differential Diagnosis ... Algorithm 4 tests ... abduction 3. ... #Differential #Diagnosis ... #Algorithm #MSK
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
- Differential Diagnosis ... Algorithm Increased ... Increased Cell Production ... #potassium #low ... #pathophysiology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Innervation of Muscles Shoulder ... Nerve Shoulder ... Adduction C6-C8 ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
held in slight abduction ... procedural sedation and reduction ... injury, difficult reduction ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Algorithm R/O ... (rare) *TTKG should ... #Algorithm #causes ... #potassium #high ... #pathophysiology
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... Overhead throwing => Abduction ... #Dislocation #Diagnosis ... signs #symptoms #msk ... #orthopedics #pathophysiology
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
Shoulder Impingement ... abduction + Neer's ... Syndrome #SIS #diagnosis ... signs #symptoms #msk ... #pathophysiology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... and paralysis should ... If present, it should ... treated with IV potassium ... #Hypokalemia #diagnosis
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... cancer • Ectopic production ... Hypercalcemia #Malignancy #Pathophysiology ... #Differential #Diagnosis ... #algorithm
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
Capsulitis (Frozen Shoulder ... ) or Prolonged shoulder ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... stages #staging #msk