50 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... Emergency • Peroneal ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
Peroneal Tendon Dislocation on Ankle Examination

After recurrent ankle sprain.  Dislocation of the peroneal tendons requires
Peroneal Tendon ... Dislocation on Ankle ... After recurrent ankle ... Dislocation #Trauma #msk ... #physicalexam
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
Scaphoid Fractures ... most commonly fractured ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Peroneal Tendon Dislocation on Ankle Examination

Dislocation of peroneal tendons in a soccer player after an ankle
Peroneal Tendon ... Dislocation on Ankle ... Dislocation of peroneal ... Dislocation #Trauma #msk ... #physicalexam
Segond Fracture
- Avulsion fracture of the proximal tibia below the articular surface. 
- Associated with anterior
Segond Fracture ... - Avulsion fracture ... #Diagnosis #Orthopedics ... #Radiology #KneeXRay ... #Clinical #MSK
Clay-Shoveler Fracture 
 - Avulsion fracture of spinous process of C6 or C7 (Stable fracture)
 -
Clay-Shoveler Fracture ... - Avulsion fracture ... #Diagnosis #MSK ... #Radiology #Cervical ... SpinousProcess #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... most commonly fractured ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
likelihood of wrist fracture ... DISTAL RADIUS FRACTURES ... test ANY WRIST FRACTURES ... #radiology #msk ... #orthopedics #diagnosis
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
Femoral Nerve Ankle ... Dorsiflexion L4 Deep Peroneal ... Nerve Ankle Plantarflexion ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Tenosynovitis of the peroneal tendons due to hypertrophic peroneal tubercle
Imaging Findings:
 • Large volume ofT2-hyperintense fluid
non-displaced fracture ... Differential diagnosis ... Calcaneal stress fracture ... mri #clinical #Radiology ... #diagnosis #msk