31 results
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Pancytopenia - Differential ... Diagnosis Algorithm ... Infection • Primary ... Toxins • Aplastic Anemia ... #Causes #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Volume (MCV) - Differential ... Diagnosis Algorithm ... Reticulocytosis • Primary ... Hypersplenism • Secondary ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Diagnosis Algorithm ... Myelogenous Leukemia • Primary ... Iron deficiency anemia ... #Causes #Hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic Algorithm ... Urobilinogen • + urinary ... Hemolysis #Hemolytic #Anemia ... #Algorithm #Differential ... Causes #Workup #Hematology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... renal failure/uremia ... #secondary #systemic ... #generalized #dermatology ... Diagnosis #Algorithm
Autoimmune Hemolytic Anemia (AIHA)

WARM AHA
- Primary - Idiopathics
- Secondary
Infectious
 • Viral- HIV, EBV, HCV, HEV
 •
Autoimmune Hemolytic Anemia ... WARM AHA - Primary ... alpha-methyldopa COLD ... AIHA #Diagnosis #Differential ... #Algorithm
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Diagnosis Secondary ... malignancies • Anemia ... Post-splenectomy Primary ... Diagnosis #Causes #hematology ... #secondary
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Diagnosis Algorithm ... Warm AIHA • Cold ... immune-complex hemolytic anemia ... #Diagnosis #Algorithm ... #Causes #Hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... Diagnosis Framework Primary ... Leukocytoclastic Vasculitis Secondary ... #dermatology #rheumatology ... #differential #
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
15% of AIHA Primary ... Secondary Cold ... lymphoproliferative disorder Secondary ... younger pts) Differential ... #hematology #diagnosis