15 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... Antibody refers to antibodies ... assay (IFA) is the main ... • Rheumatic Diseases ... ANA #patterns #rheumatology
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
and Associated Rheumatic ... Diseases: • Homogeneous ... Juvenile Idiopathic Arthritis ... #Antinuclear #Antibodies ... ANA #patterns #rheumatology
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
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
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
ANCA-associated vasculitis, rheumatoid ... Non-autoimmune rheumatologic ... : • Joint pain ... 1, SCL-70, RNP antibodies ... anticardiolipin antibodies
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

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

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... Diagnosis: Systemic rheumatic ... as systemic lupus ... C-ANCA) pattern: antibodies ... differential #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
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Systemic lupus ... • Fever is the main ... SJIA], systemic lupus ... Syndrome #Diagnosis #Management ... #Hematology #Rheumatology