17 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Framework for Hemolysis ... Intravascular Hemolysis ... hemolytic anemia ... G6PD deficiency) ... #differential #
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... Immune mediated hemolysis ... hemolytic anemia ... UnremarkableLab #Hemolytic ... #Anemia #Differential
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... Iron, B-12, or folate ... deficiency • ... blood loss • Hemolytic ... #DM2 #Differential
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Bleed • Hemolysis ... Fragments • Microangiopathic ... Hemolytic Anemias ... • Early Iron Deficiency
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Intravascular Hemolysis ... and RES-mediated hemolysis ... Intravascular - Hemolysis ... immune-complex hemolytic ... malformations #Hemolysis
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... specifically: iron deficiency ... , hemolysis, hemorrhage ... disorders (e.g. autoimmune
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
to Anemia - Differential ... -100): • Non-hemolytic ... , CKD • Hemolytic ... - Extrinsic: Autoimmune ... Megaloblastic: Folate
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... without platelet decrease ... hemolysis) ARUPConsult ... @ARUPLabs #Hemolytic ... #Anemia #Differential
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Decreased Megakaryopoiesis ... • Aplastic Anemia ... • Folate Deficiency ... methotrexate) • Drugs Autoimmune
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Vitamin B12 or Folate ... Schistocyte: Microangiopathic ... Hemolytic Anemia ... hemolytic anemia ... hemolytic anemia