34 results
Thrombocytopenia - Differential Diagnosis Algorithm

Decreased production:
 • Bone marrow suppression
 • Bone marrow failure
 • Bone
Thrombocytopenia ... - Differential ... infiltration • Infection ... #Differential # ... Diagnosis #Algorithm #hematology
Thrombotic Microangiopathy - TTP VS HUS

Big picture points : Often hard to differentiate the two entities,
Often hard to differentiate ... Microangiopathy #thrombocytopenic ... HemolyticUremicSyndrome #HUS #thrombocytopenia ... Comparison #Diagnosis #Table ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Vasculitis • Infection ... #Differential # ... Algorithm #Causes #Hematology
Thrombotic Microangiopathies - Primary Thrombotic Microangiopathy (TMA) - Differential Diagnosis Table

 • Thrombotic Thrombocytopenic Purpura (TTP)
Microangiopathy (TMA) - Differential ... Diagnosis Table ... • Thrombotic Thrombocytopenic ... Microangiopathy #TMA #hematology ... #differential #
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... infiltration: malignancy, infection ... #Differential # ... Diagnosis #Framework #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Myelofibrosis Infectious ... following EtOH induced thrombocytopenia ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... SLE) - Viral infections ... mountain spotted fever ... #Diagnosis #hematology ... #rheumatology #
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... Schistocytes, thrombocytopenia ... inclusions - If infection ... bartonella (oroya fever ... Algorithm #workup #hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Avg age of DX ... disease • Infectious ... specifically immune thrombocytopenia ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Platelet Disorders - Differential ... procedures - Infection ... Platelet #Disorders #Differential ... Causes #Workup #hematology