10 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Dermatomes and Myotomes ... • Cauda Equina Syndrome ... stopping walking (vascular ... #diagnosis #neurology ... sensory #motor #leg #physicalexam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... Holmes-Adie Syndrome ... Young females Differential ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... #diagnosis #neurology ... sensory #motor #arm #physicalexam
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Asia • HLA-B51 association ... skin injury) • Neurologic ... and diplopia) • Vascular ... is a skin prick test ... Behcet disease) Differential
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
• Serotonin syndrome ... Phaeochromocytoma Neurologic ... brain injury By Association ... #Hyperthermia #Differential ... Anesthesiology #Anesthesia #Checklist
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
lumbar stenosis • Vascular ... • Provocative Tests ... absent anal wink test ... #differential # ... diagnosis #causes #neurology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Disruptions in vascular ... Fecal occult blood test ... • Serology for ... #dermatology #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... caseyalbin #PhysicalExam ... #neurology #comatose
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Neurologic deficit ... Neurologic injuries ... nerve injury (25%) TEST ... Compartment syndrome ... consider compartment syndrome
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Diagnostic Tests ... (also seen in association ... muscle disease/muscular ... #rheumatology #differential