13 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
• Rheumatic fever ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis ... differential #diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
) General: Fever ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... effusion, Restrictive lung ... Demyelinating syndromes
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Interstitial lung ... • Shrinking lung ... syndrome - SLE ... Lyme disease, Vasculitis ... differential #diagnosis #rheumatology
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Non-Infectious: • Rheumatologic ... : SLE, Rheumatoid ... Mediterranean Fever ... • Vasculitis: ... - Metastatic: Lung
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... Non-autoimmune rheumatologic ... Induced Lupus: • Symptoms ... to: Arthritis, Fever ... Erythematosus #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... Presentation - Systemic Symptoms ... : • Fevers • ... , and SLE) • Urinalysis ... differential #diagnosis #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
69% - Malar rash ... 40% - Fever 36% ... Myositis 4% - Lung ... autoantibodies #signs #symptoms ... #differential #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... Presentation: Systemic Symptoms ... , mucositis • Rash ... • Progressive symptoms ... Differential #Diagnosis #Rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
- Nonremitting fever ... Petechial or purpuric rash ... ) • Heart, lung ... erythematosus [SLE ... #Rheumatology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
, verrucous) - Lung ... • Autoimmune (SLE ... night sweats, fever ... valvular disease • Vasculitis ... Cholesterol emboli syndrome