21 results
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
• Thrombus (e.g ... Non-Malignant • Amyloidosis ... Myeloproliferative disorders ... (eg. polycythemia ... #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Normal Blood Smear ... Increased Requirement (e.g ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... #Causes #Hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
in peripheral blood ... High in acute blood ... (BM) ablative disorders ... of substrate (e.g ... Diagnosis #Workup #Hematology
Consensus Indications for Irradiated RBC Transfusions:

Cellular blood components are irradiated for the prevention of TA-GVHD. Transfused
for Irradiated RBC ... (DiGeorge Syndrome ... HLA-selected products (e.g ... #Irradiation #RBC ... #Indications #Hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Differential Diagnosis Algorithm ... Iron Deficiency (Eg ... Causes: Chronic Blood ... Other • e.g ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... lymphoproliferative disorders ... • Intrinsic RBC ... differential #diagnosis #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... : - Neuro: AMS ... hydration - Hyperkalemia ... unless worrisome EKG ... diagnosis #management #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... Chemotherapy (e.g ... disease, McLeod blood ... Unstable hemoglobin disorders ... differential #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
plateletcount), peripheral blood ... function test, ANA (e.g ... or if a primary hematologic ... disorder is suspected ... Causes #Workup #hematology
Indications for Serum Protein Electrophoresis (SPEP)
 • Suspected multiple myeloma, Waldenström's macroglobulinemia, primary amyloidosis, or related
, or related disorder ... suspected • Hypercalcemia ... possible malignancy (e.g ... on peripheral blood ... Electrophoresis #SPEP #Hematology