48 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... Drop - Radial Nerve ... Injuries #Anatomy #Differential ... #Diagnosis #MSK
Lumbar Central Canal Stenosis Grading 
  - Normal - No CSF effacement 
  -
; cauda equina nerve ... of cauda equina nerve ... #Stenosis #Spine ... Classification #Diagnosis #Radiology ... #MSK #MRI
Lumbar Neural Foraminal Stenosis Grading 
  - Normal - No fat effacement, Keyhole appearance
of fat and/or nerve ... MarkMamloukMD #Lumbar #Spinal ... #Stenosis #Spine ... Foraminal #Diagnosis #Radiology ... #MSK #MRI
Lumbar stenosis guide we created to implement consistent radiology reporting across our multi-hospital network. 
Lumbar Central
implement consistent radiology ... MarkMamloukMD #Lumbar #Spinal ... #Stenosis #Spine ... Foraminal #Diagnosis #Radiology ... #MSK #MRI
Cervical Central Canal and Neural Foraminal Stenosis Grading

Cervical Central Canal Stenosis Grading
 - Normal - No
effacement at the nerve ... effacement at the nerve ... Stenosis #Grading #Spine ... Classification #Diagnosis #Radiology ... #MSK #MRI
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... MeralgiaParesthetica #MSK ... #pathophysiology ... #differential #
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
Spinal Cord Injury ... by Nerve Root Levels ... Spinal Root Sensory ... C6 Dorsal Thumb Wrist ... NerveRoots #Levels #differential
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... , pain with wrist ... fracture, median nerve ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness • Spinal ... Demyelinating Disease (MS ... Tumor • Motor Nerves ... multiplex, Phrenic nerve ... Weakness #Causes #differential
Pudendal Neuralgia
• Pudendal nerve arises from S2-S4 roots and innervates perineal structures
• Nerve is prone to
Neuralgia • Pudendal nerve ... structures • Nerve ... 1) Ischial spine ... Neuralgia #Diagnosis #Radiology ... #MSK