10 results
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
): • Septic joint ... #rheumatology # ... approach #workup ... #differential # ... diagnosis #arthritis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
of hip (rare), Arthritis ... in small joints ... Glomerulonephritis Myositis ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... • Inflammatory arthritis ... #Pain #MSK #rheumatology ... #approach #workup ... #differential #
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
pericarditis • Hepatic ... Musculoskeletal: joint ... acro-osteolysis, myositis ... diagnosis #signs #symptoms ... #testing #workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Diseases • Septic ... of the affected joint ... level to exclude myositis ... #laboratory #workup
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Presentation: Systemic Symptoms ... vesicular eruption • Joints ... • Progressive symptoms ... Palpable purpura, joint
Rheumatoid Arthritis - Signs and Symptoms
 • Ocular: Keratoconjunctivitis sicca, Episcleritis, Scleritis, Scleromalacia perforans
 • Pulmonary:
Rheumatoid Arthritis ... - Signs and Symptoms ... nodules, Vascular lesions ... gastritis and peptic ... Musculoskeletal: Joint
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
papulosquamous lesions ... permanent alopecia Differential ... : • Joint pain ... arthropathy • 90% joints ... Induced Lupus: • Symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... ischemic skin lesions ... vesicular eruption - Joints ... Conjunctivitis, mucositis ... Presentation - Systemic Symptoms
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... Anti-Mi2 (skin lesions ... Syndrome: Fever, joint ... • Nonerosive arthritis ... #differential #