12 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
• Systemic Lupus ... Erythematosus ... (Pancytopenia, WBC ... Lymphocytes) - Monoclonal ... Algorithm #Causes #Hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
deficiency • Fanconi’s anemia ... Wiskott-Aldrich syndrome ... Diseases: • Systemic lupus ... erythematosus ... #Diagnosis #Hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... lymphopenia, low PLT • Anemia ... #Diagnosis #Rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
+Organomegaly+↑RBC ... (-) hemolytic anemia ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... usually IgG) (e.g. lupus ... • Intrinsic RBC ... Extravascular #Causes #differential ... #anemia
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Composed of monoclonal ... (e.g. systemic lupus ... erythematosus ( ... diagnosis #types #classification ... #rheumatology #
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... • Symptoms of anemia ... Blood smear - RBC ... younger pts) Differential ... #hematology #diagnosis
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus ... erythematosus [ ... with leukopenia, anemia ... Treatment: • Corticosteroids ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
such as systemic lupus ... erythematosus, ... Lab Tests: • CBC ... #diagnosis #rheumatology ... #classification
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Weight loss • Anemia ... Immune hemolytic anemia ... platelets - WBC ... Immunohistochemical studies (to differentiate ... Hodgkin Lymphoma Treatment