9 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 ... Fever/Chills/Joint ... fracture - Patellar dislocation ... #Effusions #causes ... differential #diagnosis #msk
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... with joint-space ... • This case should ... diffuse chondral disease
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Other Causes ... • Rickets Hip Joint ... Knee Joint • ... Tendon Rupture, Dislocation ... Deformity #Limp #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
of the Hip • Arthritis ... Fracture • Hip dislocation ... Valgus position of knee ... pathophysiology #causes ... signs #diagnosis #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Case description ... HAGL) can be a cause ... dislocation WITHOUT ... #clinical #mri ... Radiology #diagnosis #msk
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... common sites: hip, shoulder ... • XR, MRI to ... Osteomyelitis / Septic Arthritis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
axial (spine, shoulders ... weeks) Can Be Caused ... Rheumatologic Disease ... burgdorferi (Lyme disease ... #Diagnosis #MSK
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
proximal muscles of shoulder ... vesicular eruption • Joints ... oligoclonal bands • MRI ... tract, and often causes ... Palpable purpura, joint
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
osteomyelitis, Rheumatoid arthritis ... the extent of disease ... protein-albumin" dissociation ... wasting Bone/Joint ... enlargement • MRI