53 results
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Reticulocytosis • Primary ... RA, SLE, PRV, Chronic ... Normal RBCs • Acute ... #Causes #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Diagnosis Algorithm ... Infection • Primary ... Toxins • Aplastic Anemia ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... Myelogenous Leukemia • Primary ... Infectious: • Acute ... Iron deficiency anemia ... #Causes #Hematology
Acute Diarrhea - Differential Diagnosis Algorithm
 • Ischemic: Small Bowel vs Large Bowel
 • Infectious: Diarrhea-Predominant
Acute Diarrhea - ... Differential Diagnosis ... vs Nausea/Vomiting-Predominant ... vs Non-Bloody ... ) #Acute #Diarrhea
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
and Causes Increased ... Urobilinogen • + urinary ... #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Reactive: • Anemia ... /blood loss (Fe ... Polycythemia Vera • Primary ... #Diagnosis #causes ... #Platelets #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... Diagnosis Algorithm ... Blood Loss ... • Acute Bleed - ... #Causes #Hematology
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Primary Dermatologic ... Trauma/lnfection - Acute ... Telangiectasia • SLE ... #dermatology #Differential ... #causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... plateletcount), peripheral blood ... test, ANA (e.g., SLE ... changes), high MCV anemia ... unclear, or if a primary
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Diagnosis Algorithm ... Megakaryopoiesis • Aplastic Anemia ... Autoimmune • ITP • SLE ... #Causes #Hematology