114 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
PT, aPTT(liver disease ... , ANA (e.g., SLE ... (CVID, WAS), (neurologic ... bypass), LFT (liver disease ... #Causes #Workup
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
nodular thyroid disease ... Graves disease – ... Graves disease! ... Check pregnancy test ... AND management options
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
the population Disease ... Autoimmune diseases ... Lymphoproliferative diseases ... Insect stings Disease ... Comorbidity - Atopic diseases
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Initial screening test ... with more severe disease ... #Summary #diagnosis ... #rheumatology # ... management
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
) - Diagnosis and ... • Immunologic Workup ... Positive in 60-80% of cases ... : Chronic disease ... #rheumatology
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Demyelinating Diseases ... - Differential Diagnosis ... Polyarteritis nodosa, SLE ... Demyelinating #Diseases ... #causes #neurology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... exclude inflammatory disease ... connective-tissue disease ... #Rheumatic #Disease
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
polychondritis, Behcet's Disease ... ) • Rheumatic Diseases ... : IgG4-Related Disease ... erythematosus (SLE ... #rheumatology
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... disease with serology ... change medical management ... Gastrointestinal #Evaluation #workup ... #diagnosis #gastroenterology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Syndrome Systemic disease ... skin injury) • Neurologic ... #management #signs ... #symptoms #rheumatology ... #disease