59 results
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
• Thrombus (e.g ... Myeloproliferative disorders ... (eg. polycythemia ... Inflammatory • Systemic Lupus ... #Hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE) Clinical ... Disease, PRES Pathophysiology ... autoantibodies that will cause ... Lumbar Puncture, EEG ... CNS #neurology #rheumatology
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Solid Tumour (e.g ... • Metabolic disorders ... Myeloproliferative Disorder ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... pylori test (GI symptoms ... function test, ANA (e.g ... or if a primary hematologic ... #Workup #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... . lupus, CLL, lymphoma ... (usually IgM) (e.g ... lymphoproliferative disorders ... differential #diagnosis #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Sequestration Disordered ... Rare • Drugs (e.g ... Connective Tissue Disorders ... #Hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... workup for specific symptoms ... for secondary causes ... (eg, skin or esophageal ... Differential #diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... Chronic inflammatory disorders ... (e.g. autoimmune ... Differential #Diagnosis #Causes ... #hematology #secondary
Hydroxychloroquine Serum Measurement in SLE
 • Terminal elimination half-life = 40 days ([HCQI reflects long-term intake)
suspected) • In case ... • Special cases ... (e.g. renal failure ... Measurement #SLE #rheumatology ... pharmacology #levels #lupus
Consensus Indications for Irradiated RBC Transfusions:

Cellular blood components are irradiated for the prevention of TA-GVHD. Transfused
immunodeficiency disorders ... Immunodeficiency Disorder ... , etc ... HLA-selected products (e.g ... #Indications #Hematology