13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... Scleroderma Thickened skin ... arthritis Discoid skin ... #pain #skin #rashes ... #differential #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
thrombophlebitis Skin ... band syndrome • Shin ... Brittle nails - Skin ... skin • Inflammation ... lower #extremity #msk
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Algorithm Monoarthritis ... arthritis - with the skin ... like “butterfly rash ... #Disorders #msk
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
interphalangeal joints ... ulcerations • Skin ... ulcerations • Auricular skin ... 50% of cases • Skin ... #rheumatology #
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
- Differential ... Diagnosis Algorithm ... Epicondylitis - Skin ... Intraarticular #MSK ... #Differential #
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... phenomenon (20%) Joints ... Polyneuropathy, Cranial nerve ... symptoms #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA) Skin ... vasculitis Skin ... also occur Skin ... 16%) • Painful skin ... and gangrene Skin
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... Cryoglobulinemic Vasculitis - Skin ... glomerular ischemia - Skin ... Small Vessels: Skin
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... to the differential ... pancreatitis), joints ... nose (epistaxis), skin ... #Algorithm #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Purpura, ischemic skin ... commonly affects the skin ... • Affects the skin ... cmpkx deposits skin ... Vasculitis: • Skin