24 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... ITP • SLE • CLL ... Vasculitis • Infection ... #Causes #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
, CLL Acute leukemias ... - infiltrates (anemia ... , thrombocytopenia ... -> Invade Skin: ... #Leukemia #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... changes), high MCV ... anemia (vegan, ... #Diagnosis #Causes ... #Workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... - Hemolytic anemia ... - APLS • Acute ... #Diagnosis #hematology ... #nonpalpable #dermatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... microangiopathy: Thrombotic thrombocytopenic ... ) (e.g. lupus, CLL ... #differential # ... diagnosis #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Malignant tumors, Acute ... PD deficiency, Pulmonary ... Morphology #Atlas #key #diagnosis ... #differential # ... hematology
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
immunophenotype Clinical ... or thrombocytopenia ... Complications: 1) Infection ... Leukemia #oncology #hematology ... #hemeonc #diagnosis
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
weeks without infection ... Hepatomegaly • Skin ... • Neutropenia, anemia ... , thrombocytopenia ... workup #oncology #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis): • Acute ... infection • Solid ... malignancies • Anemia ... #Diagnosis #Causes ... #hematology #secondary
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Clinical Presentation ... Headaches • Pale skin ... /fevers • Thrombocytopenia ... and petechiae Causes ... #oncology #hematology