9 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... reflex. saddle anesthesia ... #diagnosis #pathophysiology ... #signs #symptoms ... #msk #orthopedics
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... saddle (perineal) anesthesia ... stopping walking (vascular ... neurology #sensory #motor ... #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Triceps power is ... regimental badge" anesthesia ... Dermatomes #Myotomes #diagnosis ... #arm #physicalexam
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Signs: hypotension ... removal – consult vascular ... wet packs • Lower ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal cord syndromes ... Disproportionate motor ... positive Romberg sign ... dysfunction, saddle anesthesia ... #diagnosis #neurology
What is a Boxer’s fracture?? Fracture of the 4th or 5th metacarpal neck
 - Common in
– compartment syndrome ... Overlying wounds or signs ... #Boxers #Fracture ... Hand #Metacarpal #Diagnosis ... #Orthopedics
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Disease of motor ... 4) progressive muscular ... Upper extremity, lower ... nerve cells and motor ... #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... the upper and lower ... and bullous or vesicular ... purpura: strong sign ... Sensory and/or motor
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Vasculitis Differential Diagnosis ... purpura: Strong sign ... Sensory and/or motor ... pulse deficits vascular