25 results
diagnosis differential management erythematosus hematology myopathy neurology sle systemic myositis causes classification myopathies signs sjogrens symptoms treatment vasculitis ana anemia
Myositis and Myopathies Polymyositis • Progressive, symmetric muscle weakness • Elevated CK, +Anti-Jo, +Anti-Mi2 Dermatomyositis
symmetric muscle weakness ... symmetric muscle weakness ... Anti-retrovirals, Gemcitabine Lupus ... uncommon 5-15% of lupus ... diagnosis #comparison #rheumatology
Autoimmune Myositis Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... level of muscle weakness ... anti-synthetase syndrome ... have significant weakness ... Myositis #diagnosis #rheumatology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations • Immune Complex Deposition - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... 80%) - Proximal Weakness ... femoral heads • Myopathy ... #Systemic #Lupus ... Complications #pathophysiology
CNS Manifestations of Systemic Lupus Erythematosus (SLE) Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic Lupus ... Demyelinating Syndrome ... Aseptic Meningitis, Myelopathy ... Disease, PRES Pathophysiology ... CNS #neurology #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 Autoimmune ... Diseases: • Systemic lupus ... Differential #Diagnosis #Hematology
Statin Induced Muscle Toxicity - Summary Clinical Presentation: • Elevations of serum creatine kinase with proximal myalgia
proximal myalgia and weakness ... symmetric muscle weakness ... Guillain-Barré syndrome ... GBS), systemic lupus ... antisynthetase syndrome
Antinuclear Antibodies (ANA) ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANA ≠ Autoimmune ... SLE), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... Thyroid, Autoimmune ... ANA #patterns #rheumatology
Weakness - Differential Diagnosis Framework Approach To Weakness: • Non-neuromuscular disorder (Cardiac, pulmonary etc) • CNS ->
• Acute stroke syndromes ... Paraneoplastic syndrome ... Lambert-Eaton - Isaacs' syndrome ... Myopathy: ... • Autoimmune:
Causes of Hypocomplementemia - CHAMPS Mnemonic C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis H - Heavy Chain deposition
Atypical HUS, autoimmune ... antiphospholipid syndrome ... S - Systemic Lupus ... #differential #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes Intravascular Hemolysis: • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... Hemolytic uremic syndrome ... Immune-mediated: - Autoimmune ... usually IgG) (e.g. lupus ... idiopathic) - Autoimmune
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