21 results
Achilles Tendon Rupture - Pathogenesis and clinical findings
 • The Achilles tendon is 15cm long in
long in adults and ... - Weakness to ankle ... TendonRupture #diagnosis ... pathophysiology #msk ... #orthopedics
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 ... Fingers Abduction T1 Ulnar ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... ulnar displacernent ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... , Teres minor, and ... Causes: Calcific ... #orthopedics #diagnosis ... #sports #MSK #anatomy
Thompson's Test for Achilles Tendon Injury

In a prone position, Achilles tendon stability can be assessed using
squeeze the calf and ... rupture. ... #Injury #ankle ... #msk #orthopedics ... #sports
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... tender DIP joint ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Patellofemoral Syndrome ... Patella (e.g., Tendon ... Rupture, Dislocation ... Deformity #Limp #MSK ... #Algorithm #Orthopedics
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
- Differential Diagnosis ... Rupture • ... Intraarticular #MSK ... #Algorithm #Orthopedics ... #Causes
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... aracteristic "claw hand ... " ± Horner Syndrome ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... Case description ... of the achilles tendon ... #msk