12 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... iron deficiency, hemolysis ... Diagnosis #Causes ... #hematology #secondary
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Malignant • Lymphoma ... • Leukemia ... vera, essential thrombocytosis ... Serum Sickness Hemolytic ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... . lupus, CLL, lymphoma ... #differential # ... diagnosis #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... blood loss, Acute hemolysis ... , deficiency anemia ... #hematology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
nodosum • Immune hemolytic ... of cases) Classification ... Lymphoma Workup ... #lymphoma #diagnosis ... #hematology #oncology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
• Neutropenia, anemia ... , thrombocytopenia ... , Hodgkin’s lymphoma ... #diagnosis #workup ... #oncology #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... Retiform purpura - Protein ... #Diagnosis #hematology ... #rheumatology #
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... - infiltrates (anemia ... , thrombocytopenia ... #Leukemia #Hematology ... #Oncology #Diagnosis
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
and autoimmune hemolytic ... anemia) • Systemic ... DDX - Other causes ... • Burns • Protein-losing ... hypogammaglobulinemia #immunology #hematology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Albumin > 4) Work-up ... changes (POEMS syndrome ... gastric tumors • Hematology ... : Lymphoma, Leukemia ... #diagnosis #hematology