12 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... syndrome (CES) ... - Emergency Causes ... myelopathy • Transverse ... #diagnosis #causes
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Conditions: • Cauda Equina ... Syndrome - Low ... Commonly caused ... Dermatomes #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Carpal Tunnel Syndrome ... #UpperLimb #Extremity ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... • Sciatica • Tarsal ... Herpes zoster - HIV ... #lower #extremity ... #msk #physicalexam
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
Tunnel Syndrome ... In this case, the ... clinical #video #physicaleaxm ... #neurology #orthopedics ... #msk #CTS
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... roots -> Cauda equina ... Non-compressive Spinal Cord Causes ... sclerosis - Transverse ... MCTD, Sjogren syndrome
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Orthopedic Essentials ... MINOR INJURIES • Transverse ... fractures: Don't cause ... injury 3 Cauda equina ... #diagnosis #localization
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... paralysis of all extremity ... Guillain-Barre Diagnosis ... roots and cauda equina ... #diagnosis #management
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Diagnosis: • Dry ... Hypocomplementemia • Can cause ... nervous system (CNS ... peripheral neuropathy, transverse ... • 8%-27% for CNS
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Pneumonia: • 3 syndromes ... Lymphadenopathy, CNS ... factor • May cause ... Rhodococcus Equi