9 results
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... • Symptoms and signs ... Causes: 1. ... disorders #diagnosis #neurology ... #differential
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 ... Levels Spinal Root Sensory ... Dermatomes Abdominal Muscles ... Anterior Medial Thigh Hip ... #diagnosis #Neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Bilateral signs ... • Infectious causes ... , Hep A/B/CMV, TB ... diagnosis #management #neurology ... #differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... syphilis, and HIV ... at the level of sensory ... result in: - Muscle ... syndromes #lesions #differential
Piriformis Test

The Piriformis test evaluates for pain from sciatic nerve irritation caused by the piriformis muscle.
With
nerve irritation caused ... the piriformis muscle ... patient prone, the knees ... #PhysicalExam # ... #msk #orthopedics
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... of the spinal cord ... Lack of UMN/LMN signs ... - Lack of sensory ... #Diagnosis #neurology
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
bowel dysfunction, muscle ... Limb weakness, sensory ... (IRIS): • In HIV ... neurological symptoms • Caused ... Tuberculosis #diagnosis #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
and/or genital sensory ... - Emergency Causes ... infarct • HIV ... lower extremity muscle ... #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... vasculitis • Sensory ... of shoulder and hip ... affects the skin, neurologic ... tract, and often causes