15 results
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Embolism (e.g. fractured ... Vessel (dislocation/fracture ... Marfan's Syndrome ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... Commonly caused ... such as fibular fracture ... Myotomes #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... Media • Temporal Bone ... Fracture Central ... Dizziness #Vertigo #Neurology ... #Differential #
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Intra-articulation fracture ... - Aneurysmal bone ... diagnosis #msk #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework Bone ... Leg Pain: • Fracture ... cyanosis - Cool extremity ... #msk #physicalexam
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Fractures-> Femur ... for associated fracture ... Avulsion fractures ... SEGOND FRACTURE: ... Avulsion fracture
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... distinguishing feature ... #differential # ... diagnosis #causes ... #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... compression by fractured ... Non-compressive Spinal Cord Causes ... MCTD, Sjogren syndrome ... disorders #diagnosis #neurology
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
Insufficiency Fracture ... the subchondral bone ... Osteonecrosis of the Knee ... Differential diagnosis ... ) - Fracture line
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
Dislocation - MSK ... Can get chondral fractures ... Differential diagnosis ... : • Patella fracture ... with or without a fracture