25 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Mixed upper and lower ... #Syndromes #diagnosis ... pathophysiology #signs ... #symptoms #msk ... #orthopedics #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... Commonly caused ... #neurology #sensory ... #motor #leg #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Repetitive strain injury ... Trauma • Crush injury ... #lower #extremity ... #msk #physicalexam
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Trauma, Tumor • Motor ... Phrenic nerve injury ... #differential #diagnosis ... #neurology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
hematuria + clots ➔ Lower ... Immune mediated injury ... hematuria • Signs ... Bladder (Upper and Lower ... #causes #urology
Chaddock's Sign on Physical Exam - Babinski Equivalent
Chaddock's sign is present when stroking of the lateral
lateral malleolus causes ... lesion of the lower ... #PhysicalExam # ... clinical #neurology ... #Pyramidal #video
Chaddock's Sign on Physical Exam - Babinski Equivalent
Chaddock's sign is present when stroking of the lateral
lateral malleolus causes ... lesion of the lower ... #PhysicalExam # ... clinical #neurology ... #Pyramidal #video
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Weakness - Lower ... motor neuron symptoms ... #differential #diagnosis ... #neurology
Stransky's Sign on Physical Exam - Babinski Equivalent
Stransky's sign is a clinical sign in which vigorous
the little toe causes ... patients with upper motor ... lesion of the lower ... #PhysicalExam # ... clinical #neurology