17 results
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Syndrome (MD) - ... Diagnosis and Management ... #Syndrome #MDS ... #Diagnosis #Management ... #treatment #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic ... ITP • SLE • CLL ... Non-lmmune: • HELLP Syndrome ... #Causes #Hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Syndromes (MDS) ... • Anemia • Aplastic ... blood count with differential ... #Syndromes #diagnosis ... #hematology #oncology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Constitutional Syndromes ... Constitutional Syndromes ... marrow-failure syndromes ... syndrome (MDS) ... #hematology #diagnosis
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... vera (PV) • Myelodysplastic ... syndrome • Myelofibrosis ... #Diagnosis #Causes ... #hematology #secondary
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
aplasia • ITP ... • Richter’s Syndrome ... leukemia • Sezary syndrome ... #workup #oncology ... #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Liver diseases, Myelodysplastic ... syndrome, Increased ... Hemolytic uremic syndrome ... #differential # ... hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... Hemolytic uremic syndrome ... ) (e.g. lupus, CLL ... #differential # ... diagnosis #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 ... #Leukemia #Hematology ... #Oncology #Diagnosis
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
chemotherapy) • Genetic syndromes ... Heme (lymphoma. aplasia ... /myelodysplasia) ... #hematology #Differential ... #Causes #lymphocytopenia