6 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 ... - Emergency Causes ... lumbar stenosis • Vascular ... • Provocative Tests ... #causes #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Conditions: • Cauda ... Equina Syndrome ... Commonly caused ... #neurology #sensory
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Disruptions in vascular ... Fecal occult blood test ... #Algorithm #Causes ... #dermatology #physicalexam
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
• Symptoms and signs ... roots -> Cauda ... Vascular/Blockage ... MCTD, Sjogren syndrome ... #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
the upper and lower ... tract, and often causes ... and bullous or vesicular ... purpura: strong sign ... retinopathy Lab Tests
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... pulse deficits vascular ... the upper and lower ... tract, and often causes ... Palpable purpura (lower