10 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... onto outstretched hand ... box, pain with wrist ... Carpal #Radiology #XRay ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Disposition: Pending orthopedic ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... IPJoint #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... injuries: Perilunate dislocation ... Carpal #Radiology #XRay ... #Diagnosis #Management ... #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
Radial Nerve Wrist ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
onto outstretched hand ... Scaphoid #Fracture #Wrist ... Carpal #Radiology #XRay ... #Diagnosis #Management ... #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... dislocation Iatrogenic ... Valgus position of knee ... symptoms #signs #diagnosis ... #msk
Extreme Patellofemoral Joint Instability (PFJI)

In this video you can see an extreme rare case of bilateral
hip abductor weakness ... 5️⃣abnormal knee ... Clinical #Video #PhysicalExam ... #Sports #Orthopedics ... #Knee #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... Neurologic deficit ... Check hip and ankle ... trauma/vascular/orthopedic ... #Injury #msk #clinical