19 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... Autoimmune • ITP • SLE ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
their Disease Associations ... disease c-ANCA - Vasculitis ... Autoantibodies #Associations ... #diseases #diagnosis ... #table #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Hemolytic anemia ... Kasabach-Merritt syndrome ... Associated - SLE ... #hematology #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... Demyelinating syndromes ... ) Blood (75%): Anemia ... 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 ... Polymerase Ill • ANCA Vasculitis ... #diagnosis #associations
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... genotypes): SS, SC, SE ... Schistocytes, thrombocytopenia ... cardiac valve, vasculitis ... #Algorithm #workup
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
) - SLE ( ... - Fanconi anaemia ... infections - Vasculitis ... Henoch—Schönlein purpura, SLE ... peds #pediatrics #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... test, ANA (e.g., SLE ... changes), high MCV anemia ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
for workup, including ... hemolysis, deficiency anemia ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... Kawasaki, Nephrotic syndrome
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
- Differential Diagnosis ... Non-Infectious: • Rheumatologic ... : SLE, Rheumatoid ... Mediterranean Fever • Vasculitis ... • Metabolic: Uremia