10 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Pain Rash ... lesions • Discoid lupus ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
) Inflammatory joint ... everywhere) 2) A rash ... the face (many differential ... 6) An annular rash ... erythematosus #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Autoimmune Vasculitis (lupus ... #Differential # ... Algorithm #Causes #dermatology ... #physicalexam
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
-C3 GN • Cast ... Scleromyxedema (CNS+GI+CVS+joints ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Monoclonal #Differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Non-autoimmune rheumatologic ... fibromyalgia) • Infections ... Arthritis: • Joint ... arthropathy • 90% joints
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 ... #rash #diagnosis ... #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... SJIA], systemic lupus ... Treatment: • Corticosteroids ... Diagnosis #Management #Hematology ... #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... vesicular eruption • Joints ... , mucositis • Rash ... Palpable purpura, joint ... #Diagnosis #Rheumatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... ’s syndrome - Lupus ... Treatment: - Systemic corticosteroids ... Syndrome #diagnosis #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... vesicular eruption - Joints ... mucositis - Rash ... such as systemic lupus ... #diagnosis #rheumatology