42 results
Systemic Lupus Erythematosus: Gastrointestinal Manifestations
 - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
Systemic Lupus Erythematosus ... the pancreas, Vasculitis ... - Budd Chiari Syndrome ... Complications #pathophysiology ... #signs #symptoms
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... Demyelinating syndromes ... Glomerulonephritis Myositis ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... • Lupus (SLE): ... LAC) • Sjogren Syndrome ... Peptide (CCP) • Myositis ... Polymerase Ill • ANCA Vasculitis
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
Myositis Specific ... TIF1y, NXP2, Mi-2, SAE ... Anti-Synthetase Syndrome ... Inclusion Body Myositis ... clinical #diagnosis #rheumatology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... Normal CK - Myositis ... #Systemic #Lupus ... Complications #pathophysiology ... #signs #symptoms
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Churg-Strauss syndrome ... - systemic lupus ... - Schnitzler syndrome ... - Sjögren syndrome ... Vessels #Diagnosis #Rheumatology
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... heliotrope rash, Shaw sign ... , holster sign, ... anti-synthetase syndrome ... #diagnosis #rheumatology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Other brainstem syndromes ... • Transverse myelitis ... positive NMO only): Myositis ... disorders (Systemic lupus ... neurology #symptoms #signs
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
• Acute stroke syndromes ... Inflammatory: Vasculitis ... Paraneoplastic syndrome ... Lambert-Eaton - Isaacs' syndrome ... Lack of UMN/LMN signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... Conjunctivitis, mucositis ... such as systemic lupus ... purpura: strong sign ... differential #diagnosis #rheumatology