26 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
clinical findings • Anterior ... > Anterior spinal ... bladder and rectal reflex ... #Syndromes #diagnosis ... symptoms #msk #orthopedics
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... Diagnosis Framework ... type 1 (reflex ... common iliac artery anteriorly ... #diagnosis #unilateral
Unilateral / Asymmetric Lower Extremity Swelling - Differential Diagnosis Framework
Acute:
 • DVT *Can't Miss Diagnosis
 •
Lower Extremity ... Swelling - Differential ... • Muscle Injury ... Regional Pain Syndrome ... #Lower #Extremity
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... Sciatica: often bilateral ... Diagnosis: • ... #differential # ... diagnosis #causes
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... by Nerve Root Levels ... L2 Anterior Medial ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... Cutaneous Nerve ... gait, strength, reflexes ... ligament (near anterior ... pathophysiology #differential
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... dysfunction, and bilateral ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
involved) - Tendon reflex ... in deep tendon reflexes ... involved - Bilateral ... #lesions #differential ... #diagnosis #neurology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Trauma • Crush injury ... #diagnosis #lower ... #extremity #msk