7 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... • Systemic Lupus ... Lupus Erythematosus ... other symptoms ... #Diagnosis #Algorithm
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
lupus erythematosus ... lupus erythematosus ... lupus erythematosus ... (SLE), Systemic ... : Lupus (SLE), Systemic
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Erythematosus) ... rashErythematous ... lupus erythematosus ... #Systemic #Lupus
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Syndrome (MAS) ... • Systemic lupus ... erythematosus ... lupus erythematosus ... #Syndrome #Diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... disease Differential ... Diagnosis: Systemic ... , such as systemic ... lupus erythematosus
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
affected joint • Systemic ... lupus erythematosus ... (SLE) - Antinuclear ... metabolic or endocrine disorders ... and RF (if clinical
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis: • Systemic ... , such as SLE, atherosclerotic ... ischemia • Skin: Erythematous ... , mucositis • Rash ... vasculitis • Behcet