10 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
- Differential Diagnosis ... Infectious • EBV ... Biopsy • Hodgkin's ... Algorithm #Causes #Hematology ... #Oncology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Immunosuppression (e.g., HIV), EBV ... involved) • No leukemic ... • Other hematologic ... NonHodgkins #comparison #oncology ... #hematology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• History of EBV ... supraclavicular node • Anterior ... #lymphoma #diagnosis ... classification #hematology ... #oncology #management
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential Diagnosis ... Bacterial • Viral (EBV ... • Lymphoma • Leukemia ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Infection-Related Cancers
Viruses:
 • HPV - Cervical, anogenital, head and neck, skin cancer
 • HTLV-1 - Adult
- Adult T-cell Leukemia ... Kaposi's sarcoma • EBV ... - NHL, Hodgkin's ... Associations #Cancers #oncology ... #differential #diagnosis
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Leukemias Overview ... cells - Blood & BM ... • Cytopenia -> BM ... #Hematology #Oncology ... #Diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Ferritin >1000 ng ... Infections+++: Virus (EBV ... Hemopathies+++: Hodgkin ... biologics (CMV +++, EBV ... of emergency, ICU
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Toxic injury to BM ... Parvovirus B19 - EBV ... ) • Leukemia ... Aplastic #Anemia #oncology ... #hematology #diagnosis
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
CD4 Lymphopenia (ICL ... Lymphocytopenia DIAGNOSTIC ... CRITERIA FOR ICL ... EBV. CMV. ... #diagnosis #hematology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
acute HIV, HBV, EBV ... gastric tumors • Hematology ... : Lymphoma, Leukemia ... #differential #diagnosis ... #hematology