62 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Markers and Differential ... - CD7, CD3 Chronic ... Pelger-Huet, Macrocytic anemia ... • Lymphoid (CLL ... #hematology #Markers
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... malignancies • Anemia ... inflammatory disorders ... Myelodysplastic syndrome ... myeloid leukemia (CML
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... Artifact (redo CBC ... • Rheumatic disorders ... Iron deficiency anemia ... #Hematology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Hyperuricemia - Differential ... Lymphoproliferative Disorders ... - Hemolytic Anemia ... Diagnosis #Algorithm #endocrinology ... #causes
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... RBCs on Smear • Chronic ... • Anemia of Chronic ... Diagnosis #Algorithm #Causes ... #Hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... develop leukostasis syndrome ... - infiltrates (anemia ... • Tumor lysis syndrome ... #Leukemia #Hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... Lymphocytosis on CBC ... lymphoproliferative disorders ... • Neutropenia, anemia ... #Chronic #Lymphocytic
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... changes), high MCV anemia ... not required in all ... #Differential # ... #Workup #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... Unstable hemoglobin disorders ... myeloma Rouleaux: Chronic ... RBC #Morphology #differential ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) (e.g. lupus, CLL ... lymphoproliferative disorders ... #differential # ... #anemia