27 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... : Acute blood loss ... , Acute hemolysis ... Diagnosis #Algorithm #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Other: Transfusion reaction ... cold agglutin disease ... lymphoproliferative disorders ... - Transfusion reaction ... differential #diagnosis #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... • Peripheral blood ... allergy, drug reaction ... glucocorticoid treatment ... Differential #diagnosis #hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
chronic kidney disease ... - Vitamin B12 ... Probable bone marrow disorder ... Underproduction #Algorithm #hematology ... #differential #workup
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider RBC membrane disorder ... ARUPConsult @ARUPLabs #Hemolytic ... Diagnosis #Algorithm #workup ... #hematology #testing
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... Macrocytic RBC: Vitamin B12 ... , McLeod blood group ... Unstable hemoglobin disorders ... differential #diagnosis #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... AIHA, Transfusion reactions ... , Drugs, Liver Disease ... - Peripheral Blood ... Differential #Diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Bone marrow disease ... DIC/TTP/HUS - Hemolytic ... Von Willebrand disease ... fever • Drug reactions ... Differential #Diagnosis #hematology
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
the total white blood ... during an allergic reaction ... Myeloproliferative Disorders ... Colitis and Crohn’s Disease ... Diagnosis #causes #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Blood Transfusion ... Graft Versus Host Disease ... Borrellia (Lyme disease ... Trypanosoma (Chagas disease ... diagnosis #management #hematology