311 results
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
Myositis Specific ... Inclusion Body Myositis ... Antibodies #MSAs #clinical ... #diagnosis #rheumatology ... #table
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
Autoantibodies in Rheumatology ... Peptide (CCP) • Myositis ... Autoantibodies #Rheumatology ... #diagnosis #associations ... #table
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... triad of ILD, myositis ... /full triad at diagnosis ... #Autoimmune #Myositis ... #diagnosis #rheumatology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... • Transverse myelitis ... : Motor and sensory ... pain • Extra-CNS ... Manifestations #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... pulmonary etc) • CNS ... -> PNS -> NMJ - ... cryoglobulins • PNS ... #Differential #Diagnosis
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Associated Features: Diagnosis ... Pattern: Proximal and ... #differential #diagnosis ... #comparison #rheumatology ... #table
ANCA Vasculitis - GPA, MPA, Eosinophilic GPA

doi:10.1038/s41572-020-0204-y

#ANCA #Vasculitis #GPA #MPA #Eosinophilic #rheumatology #diagnosis #comparison #table
ANCA Vasculitis ... s41572-020-0204-y #ANCA ... #Eosinophilic #rheumatology ... #diagnosis #comparison ... #table
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Myositis and Myopathies ... Rheumatica • Pain and ... joint aches • +ANA ... #differential #diagnosis ... #comparison #rheumatology
Systemic Sclerosis (Scleroderma)
Limited - CREST:
 • Calcinosis
 • Raynaud phenomenon
 • Esophageal dysmotility
 • Sclerodactyly
 •
involve DIP • Myositis ... Ann Marie Kumfer ... #Scleroderma #diagnosis ... signs #symptoms #rheumatology
Diagnosis and management of Polyarteritis Nodosa (PAN)

Chapel Hill 2012 definition: 
Necrotizing vasculitis ofmedium or small arteries
Diagnosis and management ... associated with ANCA ... Cardiomyopathy - CNS ... PolyarteritisNodosa #Rheumatology ... #Diagnosis #Management