9 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Pain Rash ... Malar rash ... vasculitis • Henoch Schönlein ... #differential # ... diagnosis #rheumatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... within 1 month of infection ... arthritis - with the skin ... formation, systemic autoimmune ... like “butterfly rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... RMSF - Henoch Schonlein ... : - Autoimmune ... cryoglobulins • Skin
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
surfaces of the joints ... Maculopapular rash ... reticularis Differential ... EGPA • Henoch-Schönlein ... #dermatology #rash
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
diffuse palpable rash ... Diagnosis? ... Differential for ... , foods, autoimmune ... dermatology #clinical #photo
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... permanent alopecia Differential ... disease • Non-autoimmune ... fibromyalgia) • Infections ... Arthritis: • Joint
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... vesicular eruption • Joints ... , mucositis • Rash ... present) Henoch Schonlein ... Palpable purpura, joint
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... present • Henoch Schonlein ... vesicular eruption - Joints ... mucositis - Rash ... to exclude are infections
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... Tenderness → Consider infectious ... ) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... Syndrome: Fever, joint