58 results
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
for workup of thrombocytopenia ... hemolytic uremic syndrome ... , Hematology 2012 ... #Diagnosis #Differential ... #Algorithm #Thrombocytopenia
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... Hemolytic uremic syndrome ... Thrombotic idiopathic thrombocytopenia ... key #diagnosis #differential ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Megakaryopoiesis • Aplastic Anemia ... Non-lmmune: • HELLP Syndrome ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... following EtOH induced thrombocytopenia ... Iron deficiency anemia ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
vasculitis • Hematologic ... Abnormalities: macrocytic anemia ... , thrombocytopenia ... criteria for 1) hematologic ... Autoinflammatory #Somatic #rheumatology
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
Leukocytosis - Differential ... Features of hematologic ... hepatomegaly • Labs: anemia ... predominant immature cells ... Diagnosis #Algorithm #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Inflammatory Conditions: Rheumatologic ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Constitutional Syndromes ... infections/fevers • Thrombocytopenia ... Constitutional Syndromes ... marrow-failure syndromes ... #oncology #hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... = funny-shaped cells ... cytopenias (usually anemia ... Management #treatment #hematology ... #oncology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - Hemolytic anemia ... Kasabach-Merritt syndrome ... #Diagnosis #hematology ... #rheumatology #