14 results
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Polyarteritis Nodosa (PAN ... vasculitis (rare) • Rheumatic ... (IgG4-RD), Rheumatoid ... Systemic lupus ... Differential #Diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... Juvenile Idiopathic Arthritis ... • Rheumatic Diseases ... Arthritis, Sjögren ... ANA #patterns #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... infection • Lyme disease ... rheumaticum • Rheumatic ... lesions • Discoid lupus ... differential #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Autoimmune Rheumatologic ... Disease OLIGOARTHRITIS ... Gonorrhea • Rheumatic ... streptococci (rheumatic ... Diagnosis #MSK #rheumatology
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
disorders: Systemic lupus ... erythematosus, rheumatoid ... arthritis, Churg-Strauss ... rheumatic fever) ... differential #diagnosis #cardiology
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Primary CTD: • Rheumatoid ... arthritis • Systemic ... lupus erythematosus ... connective tissue disease ... Algorithm #Causes #Cardiology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
, inflammatory arthritis ... ANCA-associated vasculitis, rheumatoid ... Non-autoimmune rheumatologic ... : • Joint pain ... Erythematosus #Diagnosis #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis: • Systemic rheumatic ... GCA (Giant Cell Arteritis ... tract: Abdominal pain ... involvement, abdominal pain ... Differential #Diagnosis #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... joint • Systemic lupus ... , and low back pain ... #Disease #Rheumatoid ... diagnosis #testing #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... inflammation Others: • Lupus ... Diagnosis: Systemic rheumatic ... as systemic lupus ... differential #diagnosis #rheumatology