9 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Autoimmune • ITP • SLE ... • CLL • APLA ... Non-lmmune: • HELLP Syndrome ... Algorithm #Causes #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
develop leukostasis syndrome ... infiltrates (anemia, thrombocytopenia ... • Tumor lysis syndrome ... lymphocytic lymphoma (SLL ... #Leukemia #Hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
non-Hodgkin lymphoma SLL ... Neutropenia, anemia, thrombocytopenia ... • Richter’s Syndrome ... Leukemia #diagnosis #workup ... #oncology #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... microangiopathy: Thrombotic thrombocytopenic ... usually IgG) (e.g. lupus ... , CLL, lymphoma, ... differential #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... test, ANA (e.g., SLE ... not required in all ... Diagnosis #Causes #Workup ... #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
SJIA], systemic lupus ... erythematosus [SLE ... leukopenia, anemia, and thrombocytopenia ... Diagnosis #Management #Hematology ... #Rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Consider sickle cell ... genotypes): SS, SC, SE ... Schistocytes, thrombocytopenia ... Diagnosis #Algorithm #workup ... #hematology #testing
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... platelet count (thrombocytopenia ... IDUS) • Immune Thrombocytopenia ... Workup: • Complete ... #diagnosis #hematology
TAFRO

TAFRO syndrome was first described in 2010, standing for:
- Thrombocytopenia
- Anasarca
- Fever
- Reticulin fibrosis
- Organomegaly

TAFRO syndrome
including systemic lupus ... erythematosus (SLE ... Angioimmunoblastic T cell ... Intravascular large B cell ... diagnosis #management #rheumatology