18 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Effusions - Septic Arthritis ... Herpes virus: CMV, HSV ... : - Reactive arthritis ... #differential #diagnosis
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Arthritis ... • Congenital hip ... Valgus position of knee ... pathophysiology #causes #symptoms ... #signs #diagnosis
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
• Posterior hip ... Signs/Symptoms ... weight-bear • Arthritic ... Fractures #msk #diagnosis ... pathophysiology #signs #symptoms
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
- Arthralgia, Arthritis ... Osteonecrosis Esp ... pathophysiology #signs #symptoms ... #diagnosis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... • Inflammatory arthritis ... e.g., congenital hip ... #differential #diagnosis ... #arthritis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Arthralgia's (common), arthritis ... (especially knees ... and ankles) #HSP ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Popliteal (Baker’s) Cyst: Pathogenesis and clinical findings
 • Idiopathic
 • Meniscal Lesions
 • Osteoarthritis
 • Rheumatoid
• Rheumatoid Arthritis ... intra-articular knee ... #Popliteal #BakersCyst ... pathophysiology #signs #symptoms ... #diagnosis
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
years after • Arthritis ... Large joints (knees ... Lyme #Disease #diagnosis ... #signs #symptoms
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... of hands/feet, knees ... shoulders Signs & Symptoms ... : CLINICAL DIAGNOSIS ... #Rheumatoid #Arthritis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Rheumatoid arthritis ... Inflammation of skin (esp ... blood to limbs (esp ... pathophysiology #signs #symptoms ... #diagnosis #ExtraArticular