65 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Kasabach-Merritt syndrome ... deficiency • Liver ... Associated - SLE ... #hematology #rheumatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Dermatomyositis Anti-LKM (liver ... La) - Sjogren's syndrome ... Goodpasture's syndrome ... #diagnosis #table ... #rheumatology #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... disease, decrease ... , ANA (e.g., SLE ... disease), HBsAg ... #hematology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Initial screening test ... block • Sjogren syndrome ... polymyositis overlap syndrome ... #Summary #diagnosis ... #rheumatology #
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... - Differential Diagnosis ... Myelodysplastic Syndromes ... • Liver Disease ... #Hematology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... arteritis, Cogan's Syndrome ... erythematosus (SLE ... #Differential #Diagnosis ... #rheumatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... Disorientation, vertigo Diagnostic ... Cold #Urticaria #diagnosis ... #rheumatology #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... (Clinical Dx). ... Oral aphthae : SLE ... • Arthritis: SLE ... signs #symptoms #rheumatology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
- Differential Diagnosis ... Trauma: Shock liver ... Metabolic: Wilson Disease ... Singh @rav7ks See ... #causes #hepatology
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
TTP/HUS, HELLP Syndrome ... tests, Low Platelets ... child * Severe cases ... AFLP #obstetrics #hematology ... #diagnosis #table