23 results
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 ... Effusions - Septic ... Seronegative Reactive Syndrome ... #Effusions #causes ... differential #diagnosis #msk
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Axillary Nerve Shoulder ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Monoarthritis • Septic ... Crystalline - Gout ... arthritis - (Reiter’s syndrome ... Erythematosus (SLE), should ... Joint #Disorders #msk
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... of bladder and rectal ... signs #symptoms #msk ... #orthopedics #neurology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Thrombosis • Septic ... Marfan's Syndrome ... Vascular #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
-4 joints) • Gout ... Sicca) Syndrome ... Inflammatory #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Infection • Septic ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... Deformity #Limp #MSK ... Diagnosis #Algorithm #Orthopedics
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... Arthritis • Gout ... Patellofemoral pain syndrome ... Poikilothermia • Septic ... lower #extremity #msk
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... symptoms are not caused ... 40%); fatigue(→ post-sarcoidosis ... anterior/posterior MSK ... Sarcoidosis #Diagnosis #Management
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Systemic N - Neurologic ... Amy Chung, MD, MSc ... #differential #causes ... primary #secondary #management ... #neurology