47 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Chronic Myelogenous Leukemia ... effect following treatment ... Diagnosis #Algorithm #Causes ... #Hematology
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
promyelocytic leukemia ... I see all of these ... features in most cases ... APML #Pathology #Hematology ... #Clinical #Smear
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
old, ~10,000 new cases ... • Risks: infection ... transformation to acute leukemia ... only curative treatment ... #hematology #oncology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Leukemia, Tumour ... Autoimmune • ITP • SLE ... Diagnosis #Algorithm #Causes ... #Hematology
Hypersegmented neutrophil in a case of acute myeloid leukemia.

Dysplastic neutrophils are typically hypolobated but can be
neutrophil in a case ... acute myeloid leukemia ... neutrophils #AML #Clinical ... #Hematology #Pathology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
deficiencies - PNH ... Associated - SLE ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... lymphocytic lymphoma (SLL ... Lymphocytic Lymphoma (SLL ... transformation of the CLL/SLL ... #Hematology #Oncology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
megaloblastic anemia Treatment ... to MDS or acute leukemia ... • Associated PNH ... diagnosis #management #treatment ... #hematology
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
RA, SLE), Post-partum ... promyelocytic leukemia ... Deficiencies #Summary #table ... comparison #diagnosis #hematology
Bleeding risk calculators - HAS-BLED (atrial fibrillation) and IMPROVE (VTE prophylaxis for inpatients)
Important notes:
 • No
Bleeding risk calculators ... • No bleeding risk ... validated for VTE treatment ... studies suggest net clinical ... Anticoagulation #Factors #Hematology