17 results
hematopoiesis - leukocyte maturation tree

- Amy Chung, MD, MSc @AmyChung 

#hematopoiesis #leukocytes #maturation #tree #pathophysiology #Hematology
hematopoiesis - leukocyte ... Amy Chung, MD, MSc ... maturation #tree #pathophysiology ... #Hematology #Progenitor ... #Cells #WBC #pathology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology ... Myelodysplastic syndrome ... Hemolytic uremic syndrome ... key #diagnosis #differential ... #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... bcr-able (+) ↑ WBC ... Amy Chung, MD, MSc ... Blood #Disorders #hematology ... #Markers #Differential
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Myelodysplastic Syndromes ... Macrocytosis, Target Cells ... , Normal WBCs ... Algorithm #Causes #Hematology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
peripheral blood leukocytes ... Left Shift: • Cell ... precursors" • Stab cell ... #CBC #hematology ... #pathophysiology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Drug-associated, PCH, Evans Syndrome ... Defects: Sickle cell ... #Hemolysis #Differential ... #Diagnosis #hematology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative Disorders - Differential ... Amy Chung, MD, MSc ... Classification #pathophysiology ... #Hematology #Diagnosis ... #NonHodgkin #differential
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... ATRA treatment Pathophysiology ... • Induce blast cell ... initiation • Differential ... diagnosis #management #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... blasts and high WBC ... • Lab values: WBC ... Lysis of tumor cells ... diagnosis #management #hematology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Radiology Imaging ... Differential diagnosis ... • PVNS/Giant Cell ... #clinical #Radiology ... #rheumatology