18 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelogenous Leukemia ... • Rheumatic disorders ... • Celiac disease ... Iron deficiency anemia ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... inflammatory disorders ... Myelodysplastic syndrome ... myeloid leukemia ... #Causes #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Anemia of Chronic ... Disease • Marrow ... #Classification ... #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Workup History ... test, ANA (e.g., SLE ... changes), high MCV anemia ... #Causes #Workup ... #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Hemolytic anemia ... Associated - SLE ... #hematology #rheumatology ... #nonpalpable #dermatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... ) - HELLP syndrome ... lymphoproliferative disorders ... #hematology #anemia
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Abnormality • SLE ... Iron deficiency anemia ... Systemic #Secondary #dermatology ... #Algorithm #causes
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Anemia • ... Arthritis • SLE ... Obstructive Pulmonary ... Disease Neurologic ... Fatigue Syndrome
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... ): SS, SC, SE, Sβ ... Consider RBC membrane disorder ... #Algorithm #workup ... #hematology #testing
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
cells can indicate disease ... lymphoproliferative disorders ... • Neutropenia, anemia ... #diagnosis #workup ... #oncology #hematology