18 results
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Infection • ... Solid Tumour (e.g ... • Metabolic disorders ... #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic Anemia ... Toxic Damage (e.g ... Displacement (e.g ... Foreign Surface (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 ... deficiencies (e.g ... differential #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Differential Diagnosis Algorithm ... Chronic Disease (e.g ... Inflammation, Chronic Infection ... #Causes #Hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... aciduria, Drugs (e.g ... Matthew Ho, MD PhD ... #MCV #Algorithm ... Differential #Diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... Chronic inflammatory disorders ... (e.g. autoimmune ... #hematology #secondary
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... organ-specific signs ... or symptoms (eg ... #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
procedures - Infection ... function test, ANA (e.g ... changes), high MCV anemia ... or if a primary hematologic ... #Workup #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Differential Diagnosis Algorithm ... Increased Requirement (e.g ... • Small Bowel Disorder ... #Causes #Hematology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... Differential Diagnosis Algorithm ... (e.g. ... Lymphadenopathy #LAD ... #Causes #Hematology