15 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
saddle anesthesia. leg ... #Syndromes #diagnosis ... #pathophysiology ... #signs #symptoms ... #msk #orthopedics
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... Repetitive strain injury ... Trauma • Crush injury ... #lower #extremity ... #msk #physicalexam
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... onto lateral hip Signs ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... lumbar spine Signs ... #MSK #pathophysiology ... #diagnosis #symptoms ... #signs
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
- Differential Diagnosis ... Note: • Left leg ... after the right leg ... #PhysicalExam # ... Pathophysiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Syndrome Wrist ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... Negative Straight Leg ... MeralgiaParesthetica #MSK ... #pathophysiology ... #signs #symptoms
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... paralysis of all extremity ... Weakness: Starts in legs ... Reflexes: Arms or legs ... cardiomyopathy, Horner
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... • Symptoms and signs ... below the site of injury ... MCTD, Sjogren syndrome ... differential #algorithm
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone cortex ... brachial artery injury ... ), compartment syndrome ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK