31 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... symptoms (eg, skin ... #Disorders #Algorithm ... Differential #diagnosis #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Differential Diagnosis Algorithm ... - CD7, CD3 Chronic ... • Lymphoid (CLL ... bcr-able (+) ↑ WBC ... #hematology #Markers
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Differential Diagnosis Algorithm ... Artifact (redo CBC ... : • Acute or Chronic ... • Rheumatic disorders ... #Causes #Hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
- Anemia of chronic ... - Anemia of chronic ... Probable bone marrow disorder ... #hematology #diagnosis ... #differential #workup
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... count ↑ PLT • ↑ PBS ... • (Peripheral eosinophilia ... -> Invade Skin: ... #Leukemia #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... RBCs on Smear • Chronic ... • Anemia of Chronic ... Membrane Disorder ... #Causes #Hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... Hepatomegaly • Skin ... lymphoproliferative disorders ... Leukemia #diagnosis #workup ... #oncology #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Burr Cell RBC (Echinocyte ... Bite Cell RBC: G6PD ... Unstable hemoglobin disorders ... differential #diagnosis #hematology ... #microscopy #atlas
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... not required in all ... or if a primary hematologic ... Diagnosis #Causes #Workup ... #hematology
Vasculitis Management - ACR/VF 2021 Guidelines for Treatment & Management
 • Giant Cell Arteritis (GCA)
 •
Management • Giant Cell ... Polyangiitis (GPA), Microscopic ... Polyangiitis (MPA) • Eosinophilic ... ACR2021 #Guidelines #algorithm ... #rheumatology