87 results
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Incontinence • Saddle Anesthesia ... damage to sacral nerves ... CaudaEquina #Syndrome #MSK ... #pathophysiology ... #diagnosis #symptoms
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Drop - Radial Nerve ... Claw Hand - Ulnar Nerve ... #Differential #Diagnosis ... #MSK #Orthopedics
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
supplied by the nerve ... disturbance in nerve ... Radiculopathy #MSK ... #diagnosis #signs ... #symptoms #pathophysiology
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
findings • Paresthesia ... CubitalTunnel #Syndrome #Diagnosis ... #pathophysiology ... signs #symptoms #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
Abduction C5 Axillary Nerve ... Thoracodorsal Nerve ... Musculocutaneous Nerve ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
POCUS Reference Measurements
 • Gallbladder
 • Urinary Bladder
 • GI Tract
 • Pregnancy
 • Optic Nerve
Pregnancy • Optic Nerve ... • MSK • DVT ... Echocardiogram #Diagnosis
Jaundice - Pathophysiology and Causes

- Amy Chung, MD, MSc @AmyChung 

#Jaundice #Pathophysiology #Differential #Unconjugated #Causes #Diagnosis
Jaundice - Pathophysiology ... Amy Chung, MD, MSc ... #Jaundice #Pathophysiology ... Unconjugated #Causes #Diagnosis
Pudendal Neuralgia
• Pudendal nerve arises from S2-S4 roots and innervates perineal structures
• Nerve is prone to
Neuralgia • Pudendal nerve ... structures • Nerve ... positive pudendal nerve ... block can help diagnose ... #Radiology #MSK
Lumbar Central Canal Stenosis Grading 
  - Normal - No CSF effacement 
  -
; cauda equina nerve ... of cauda equina nerve ... Classification #Diagnosis ... #Radiology #MSK
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... sensory • Before diagnosis ... MeralgiaParesthetica #MSK ... #pathophysiology