19 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Framework for Hemolysis ... anemia): ... e.g. lupus, CLL, lymphoma ... differential #diagnosis #hematology ... #anemia
Osler's Nodes: Painful, erythematous nodules associated with bacterial endocarditis. 
Photo credit, Josh Fierer, M.D.

Charlie Goldberg, M.D.
with bacterial endocarditis ... Photo credit, Josh Fierer ... Clinical #Photo #Dermatology ... #SkinRash #OslersNodes
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
to Haemophilus endocarditis ... Photo credit, Josh Fierer ... Clinical #Photo #Dermatology ... #SkinRash #Vasculitis ... #Endocarditis #
Janeway Lesions: Flat, painless, erythematous lesions seen on the palm of this patient's hand. Frequently
associated with
with bacterial endocarditis ... Photo credit, Josh Fierer ... Clinical #Photo #Dermatology ... #SkinRash #Janeway ... #Lesions #Endocarditis
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
with bacterial endocarditis ... Photo credit, Josh Fierer ... Clinical #Photo #Dermatology ... #SkinRash #Janeway ... #Lesions #Endocarditis
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Microangiopathic Hemolytic ... Cold autoimmune hemolytic ... IgM associated lymphoma ... disease, Malignant lymphoma ... differential #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Poisoning • Anemia ... • Bleeding • Hemolysis ... #MCV #Classification ... 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 ... • Leukemia • Lymphoma ... Antibody-mediated hemolysis ... Differential #Diagnosis #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
autoimmune disorder or lymphoid ... - Monoclonal - Lymphoid ... nose, ears, or fingers ... anemia • Cold ... #anemia #hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Diagnosis for Hemolytic ... Anemia Intrinsic ... #Anemia #Differential ... Diagnosis #causes #classification ... #hematology