24 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
tender DIP joint ... #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
joint hinge joint ... joint = hinge joint ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
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
Axillary Nerve Shoulder ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
strength of muscle, tendon ... nerves, muscles, tendons ... #Dislocation #Diagnosis ... signs #symptoms #msk ... #orthopedics #pathophysiology
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
Anserine Bursitis - MSK ... aspect of the knee ... Differential diagnosis ... PesAnserine #Bursitis #knee ... #diagnosis #msk
Greater Trochanteric Bursa Injection 

Usually roll patient on side, find the most tender spot, approximately an
find the most tender ... approximately an extended hand ... Injection #clinical #video ... rheumatology #sports #msk ... #orthopedics #hip
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
JointHip Dysplasia ... Legg-Calve-Perthes Disease Knee ... Patella (e.g., Tendon ... Deformity #Limp #MSK ... #Algorithm #Orthopedics
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
dislocated major joint ... Dislocation #Anterior #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... no longer sitting ... onto outstretched hand ... #XRay #Diagnosis ... #Sports #MSK
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... Radiology Imaging ... • This case should ... Giant Cell Tumor Tendon ... #diagnosis #msk