144 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... deficiency) • Infection ... Sepsis • Non-infectious ... (malignancy, rheumatologic ... causes #Platelets #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Diagnosis #Algorithm #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Myelofibrosis Infectious ... effect following treatment ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Pancytopenia - Differential ... and non-hematologic ... malignancies • Infection ... #Neutropenia #Differential ... Algorithm #Causes #Hematology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia - Differential ... Connective Tissue, Infections ... Lymphocytosis: Infection ... Leukocytosis #Leukopenia #Differential ... Diagnosis #causes #hematology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Lymphadenopathy - Differential ... Pseudotumor - Infectious ... History of Bleeding, Infection ... Reed-Sternberg Cells ... Algorithm #Causes #Hematology
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Inflammatory Arthritis - Differential ... Arthritis • Infectious ... Undifferentiated UCSD ... #arthritides #Differential ... #Diagnosis #rheumatology
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
Leukocytosis - Differential ... Features of hematologic ... predominant immature cells ... #Leukocytosis #Differential ... Diagnosis #Algorithm #hematology
Isolated Neutropenia - Differential Diagnosis Algorithm
Chronic (>3 months):
 • Extrinsic: Vitamins
 • Intrinsic: Congenital, Inflammatory
Transient:
 •
Neutropenia - Differential ... Inflammation: Infectious ... , Non-infectious ... #Neutropenia #Differential ... Diagnosis #Algorithm #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
drug reaction, infection ... Strongyloides infection ... glucocorticoid treatment ... Disorders #Algorithm #Differential ... #diagnosis #hematology