243 results
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
promyelocytic leukemia ... Typical morphologic ... features in most cases ... promyelocytic #leukemia
T-LGL leukemia - T-CeIl Large Granular Lymphocytic Leukemia
Clinical
 - Persistent (>6mo) lymphocytosis (2-20k) with proven clonality
T-LGL leukemia - ... Granular Lymphocytic Leukemia ... Predominantly leukemic ... provisional): Same morphologic ... #Lymphocytic #Leukemia
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Neoplastic: - Leukemia ... Lymphoblastic Leukemia ... Chronic Lymphocytic Leukemia ... Diagnosis #Algorithm #Causes
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Leukemias Overview ... , CLL Acute leukemias ... Chronic leukemia ... Lymphoblastic Leukemia ... -> AML: Blast crises
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Chronic myelogenous leukemia ... Polycythemia vera Acute Leukemia ... Diagnosis #Algorithm #Causes
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Causes of Diffuse ... • Neoplastic (Leukemia ... Diagnosis #Algorithm #Causes
Hyperviscosity Syndrome - Causes and Treatment

 - Waldenstrom macroglobulinemia (most common) / Plasmapheresis 
 - Multiple
Hyperviscosity Syndrome - Causes ... Plasmapheresis - Leukemia ... Hydroxyurea - Leukemia ... Hyperviscosity #Syndrome #Causes
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Chronic myeloid leukemia ... Acute myeloid leukemia ... Acute basophilic leukemia ... Chickenpox Other Causes ... Differential #Diagnosis #causes
Adult T-cell Leukemia / Lymphoma (ATLL) - Mimicking Angioimmunoblastic T-cell lymphoma with Hodgkin like cells

Features ATLL:
Adult T-cell Leukemia ... presents in acute leukemic ... Characterized by wide morphologic ... - No specific morphologic ... #Adult #TCell #Leukemia
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
different P wave morphologies ... differential #diagnosis #causes