69 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
fracture • ED Management ... Discharge with orthpedic ... XRay #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... and PIP joints ... tendon) • ED Management ... #Hand #Orthopedics ... #MSK
Shoulder Effusion Ballottement on Physical Examination

Shoulder effusion. You can ballot and see fluid return at posterior
Shoulder Effusion ... Examination Shoulder ... posterior glenohumeral joint ... #PhysicalExam #msk ... #sports #orthopedics
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Chronic Shoulder ... Differential Diagnosis Algorithm ... tests for the AC joint ... Differential #Diagnosis #Algorithm ... #MSK
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Polyarticular Join ... rash) • Primary HIV ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Dislocation - ED Management ... dislocated major joint ... Most common major joint ... #Orthopedics #Sports ... #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
joint => Force ... ligaments and joint ... tendons, ligaments, joint ... signs #symptoms #msk ... #orthopedics #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 ... Axillary Nerve Shoulder ... T1 Ulnar Nerve Hip ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Differential Diagnosis Algorithm ... Erythematosus (SLE), should ... #Disorders #msk ... Differential #Diagnosis #Algorithm
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Differential Diagnosis Algorithm ... Inflammatory #JointPain #MSK ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes