76 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... • Wrist Drop - Radial ... Nerve Injury • ... #Differential #Diagnosis ... #MSK #Orthopedics
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... examination: ○ Cranial ... stroke may affect cranial ... Noise trauma ○ MS ... #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
Thoracodorsal Nerve ... Elbow Extension C7 Radial ... C6 Radial Nerve ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Tolosa-Hunt Syndrome
What?
 • Unilateral orbital/retrobulbar pain
 • Paresis of the cranial nerves Ill, IV, VI
 •
Paresis of the cranial ... nerves Ill, IV, ... resolution of the symptoms ... TolosaHunt #neurology #diagnosis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... • Neurologic symptoms ... Nerve VI problem ... Nerve Ill - Eye ... Nerve IV - Eye
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 ... #differential #diagnosis
Lumbar Central Canal Stenosis Grading 
  - Normal - No CSF effacement 
  -
Lumbar Central Canal ... ; cauda equina nerve ... of cauda equina nerve ... Classification #Diagnosis ... #Radiology #MSK
Cervical Central Canal and Neural Foraminal Stenosis Grading

Cervical Central Canal Stenosis Grading
 - Normal - No
Cervical Central Canal ... effacement at the nerve ... effacement at the nerve ... Classification #Diagnosis ... #Radiology #MSK
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
Radiculopathy: Signs and Symptoms ... supplied by the nerve ... Radiculopathy #MSK ... #diagnosis #signs ... #symptoms #pathophysiology
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
bone formation MSK ... through which cranial ... the cranial nerve ... pathophysiology #diagnosis ... #signs #symptoms