16 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... ITP • SLE • CLL ... Non-lmmune: • HELLP Syndrome ... #Hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
old, ~10,000 new cases ... cytopenias (usually anemia ... Allogeneic stem cell ... Management #treatment #hematology ... #oncology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... - infiltrates (anemia ... • Tumor lysis syndrome ... #Leukemia #Hematology ... #Oncology #Diagnosis
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
40 ml/min A - Anemia ... Causes of false- ... plasmacytoma, POEMs syndrome ... MGUS #diagnosis #hematology ... #oncology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... Myelodysplastic syndrome ... myeloid leukemia (CML ... #hematology #secondary
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... ) (e.g. lupus, CLL ... differential #diagnosis #hematology ... #anemia
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
• Neutropenia, anemia ... • Richter’s Syndrome ... leukemia • Sezary syndrome ... diagnosis #workup #oncology ... #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
group of disorders caused ... skin that are caused ... Out Secondary Causes ... #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 ... and petechiae Causes ... Constitutional Syndromes ... marrow-failure syndromes ... #oncology #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Maculopapular rash ... • Goodpasture syndrome ... Polyangiitis #GPA #dermatology ... #rheumatology