23 results
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Middle Finger Elbow ... Little Finger Finger ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... #differential #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
Radial Nerve Fingers ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Framework Knee ... - Synovium - Oral ... #differential #diagnosis ... #msk #physicalexam
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
echotexture of normal ... Tendon: Normal ... infrapatellar bursa of the knee ... MUSCULOSKELETAL #MSK ... #POCUS #Atlas #
Evaluation of Suprapatellar Knee Effusion (normal knee) on Point of Care Ultrasound (POCUS)

POCUS for knee effusions:
Effusion (normal ... Care Ultrasound (POCUS ... ) POCUS for knee ... #MSK #POCUS #Clinical ... #Normal
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
• DIP joint hinge ... tendon), mallet finger ... reduction • Splint: Finger ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Complete Rupture of Patellar tendon on POCUS. See the Normal and Ruptured.

EMUSS @emuss_uk

#Rupture #Patellar #tendon #POCUS
Patellar tendon on POCUS ... See the Normal and ... #normal #comparison ... clinical #ultrasound #knee ... #msk #orthopedics
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
• Colles (90% "dinner ... intra-articular dorsal ... reduction using finger ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Images of the knee were taken as well that demonstrated no significant joint effusion.

Dr. Michael Schick
Images of the knee ... Medicine #Clinical #MSK ... #POCUS #Knee #Normal
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... atraumatic adolescent knee ... ) Differential diagnosis ... The physis is normal ... #msk