32 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... such as fibular fracture ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain: • Fracture ... pseudogout • Trauma ... cyanosis - Cool extremity ... diagnosis #lower #extremity ... #msk #physicalexam
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... hyperextension -> Upper extremity ... Primarily Upper Extremity ... -> Trauma, disc ... #orthopedics #neurology
Simultagnosia on Physical Exam (Balint Syndrome)

The patient can recognize objects one at a time but cannot
Physical Exam (Balint Syndrome ... Simultagnosia #Balint #Syndrome ... #PhysicalExam # ... clinical #video #neurology ... #ophthalmology
Facial Swelling - Differential Diagnosis Framework for Facial Edema

Infectious:
	• Dental abscess
	• Ludwig's angina
	• Vincent's angina
	• Cellulitis
	•
channel blockers Trauma ... : • Ocular trauma ... with multi-organ trauma ... Zygomatic arch fractures ... Differential #Diagnosis #PhysicalExam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... of tonic pupil (trauma ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Opsoclonus Myoclonus Ataxia Syndrome (OMAS) on Physical Exam

Dancing eyes and dancing feet in an adult [Aka-
Myoclonus Ataxia Syndrome ... myoclonus ataxia syndrome ... #PhysicalExam # ... clinical #video #neurology ... #ophthalmology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
neoplasms • trauma ... distinguishing feature ... unilateral lower extremity ... or absent lower extremity ... diagnosis #causes #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Carpal Tunnel Syndrome ... #UpperLimb #Extremity ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... Direct or indirect trauma ... orbital rooftop fracture ... #Ptosis #neurology ... Differential #Diagnosis #ophthalmology