15 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... cyanosis - Cool extremity ... #differential #diagnosis ... #lower #extremity ... #msk #physicalexam
Physical Exam findings in Lower Extremity DVT - Likelihood Ratios
 - Asymmetric calf swelling, ≥2 cm
Extremity DVT - ... Swelling of entire leg ... - Palpable cord ... Likelihood #Ratios #PhysicalExam ... #diagnosis
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Syndrome ->Cord ... Sensory loss below ... Mixed upper and lower ... saddle anesthesia. leg ... #diagnosis #pathophysiology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... Commonly caused ... Dermatomes #Myotomes #diagnosis ... #motor #leg #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
(CES) is usually ... and/or genital sensory ... - Emergency Causes ... : • Spinal cord ... • Transverse myelitis
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... moves rapidly from lower ... Differential diagnosis ... Multiple Sclerosis: CNS ...  Transverse myelitis
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
involvement: Intractable nausea ... • Transverse myelitis ... : Motor and sensory ... pain • Extra-CNS ... Manifestations #diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... flexors of the legs ... bouts of HTN Diagnostic ... Diagnosis: • ... • Infectious causes
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Causes: 1. ... - Transverse myelitis ... MCTD, Sjogren syndrome ... , lower extremity
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... Weakness - Lower ... at the level of sensory ... multiradicular pain - Leg ... #differential #diagnosis