22 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 ... - Differential Diagnosis ... Fever/Chills/Joint pain ... Ligamentous injuries - Meniscal ... #diagnosis #msk
Giant Cell (Temporal) Arteritis: Clinical findings and Complications
Signs/Symptoms: 
 - Headache (usually constant, superimposed by waves
Cell (Temporal) Arteritis ... superimposed by waves of pain ... Masseter muscle pain ... #Complications ... #diagnosis #Vasculitis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint Pain ... or nerve root Symptoms ... trauma (e.g., meniscal ... #MSK #rheumatology ... #differential #diagnosis
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
- Arthralgia, Arthritis ... Myopathy (Also caused ... Erythematosus #SLE #MSK ... Musculoskeletal #Complications ... #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Diagnosis Framework ... suggested by warmth, effusion ... constitutional symptoms ... weeks) Can Be Caused ... #Diagnosis #MSK
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... tract: abdominal pain ... Presentation - Systemic Symptoms ... , testes -> pain
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Rheumatoid arthritis ... blood vessels (vasculitis ... , pleural effusion ... inflammation tends to cause ... #diagnosis #ExtraArticular
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
/Complications: ... weight-bear • Arthritic ... Leg • Shooting pains ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... 50%): Pleurisy / effusion ... of hip (rare), Arthritis ... lesions Abdominal pain ... #diagnosis #rheumatology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... spine Signs / Symptoms ... / Complications ... CaudaEquina #Syndrome #MSK ... pathophysiology #diagnosis