9 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... injury, often from vascular ... pathophysiology #signs #symptoms ... #msk #orthopedics ... #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Sciatica • Tarsal tunnel ... Herpes zoster - HIV ... Immobilization) • Acute ... pain/swelling - Fever ... #msk #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine • MCC- acute ... spine L1-L5 Symptoms ... lumbar stenosis • Vascular ... • Provocative Tests ... diagnosis #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Pain reported at level ... Vascular/Blockage ... MCTD, Sjogren syndrome ... , lower extremity ... disorders #diagnosis #neurology
Syphilis - Clinical Manifestations and Treatment

1) Primary Syphilis
 • Direct lesion contact during sex is responsible
Presentation: Fever ... Symmetric macular ... Albuminuria, nephrotic syndrome ... ulcerated • MSK ... infected without symptoms
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
(GBS) Acute autoimmune ... paralysis of all extremity ... than one after symptom ... and sensitive tests ... diagnosis #management #neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and bullous or vesicular ... Presentation - Systemic Symptoms ... extremities, upper extremity ... retinopathy Lab Tests ... Cryoglobulins • HIV
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Diagnostic Tests ... : Fever, joint pain ... weakness + atrophy- Hip ... spine) or head drop ... muscle disease/muscular