56 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Malar rash • SLE ... Vesicopustule on erythematous ... Antiphospholipid-antibody syndrome ... Discoid lupus erythematosus ... #differential #diagnosis
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... Antinuclear (ANA ... Associated with skin ... diagnosis #rheumatology ... #management
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... tissue disease ... Syndrome (SS), ... #patterns #rheumatology ... #diagnosis #differential
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
lymphohistiocytosis (HLH ... [SLE], AOSD) • ... • HLH Labs: ... #Diagnosis #Management ... #Hematology #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Differential Diagnosis ... Malignancy (e.g. hematologic ... Seizures • Strokes Skin ... #Diagnosis #Rheumatology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Wiskott-Aldrich syndrome ... Inflammatory and ... Systemic lupus erythematosus ... • HLH • Paroxysmal ... #Hematology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
ANA - Non-specific ... Anti-Scl-70 - Scleroderma ... La) - Sjogren's syndrome ... #diagnosis #table ... #rheumatology #
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
most frequent skin ... appearing during the disease ... dermatomyositis, SLE ... #differential #diagnosis ... #dermatology #oncology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Systemic lupus erythematosus ... Syndrome (SS), ... Arthritis, Sjögren Syndrome ... #patterns #rheumatology ... #diagnosis #differential
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
arteritis, Cogan's Syndrome ... Systemic lupus erythematosus ... (SLE), Sarcoidosis ... , HLA-B27-related ... #rheumatology