23 results
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Algorithm and Causes ... #Hemolytic #Anemia ... #Workup #Hematology ... #Diagnosis *
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... anemia): ... lymphoproliferative disorders ... #hematology #anemia
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... iron deficiency, hemolysis ... Chronic inflammatory disorders ... #Causes #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential Diagnosis ... Consider RBC membrane disorder ... #Anemia #Differential ... #workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... DIC/TTP/HUS - Hemolytic ... anemia - Splenomegaly ... #hematology #rheumatology ... #nonpalpable #dermatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... changes), high MCV anemia ... #Causes #Workup ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... evaluation or workup ... symptoms (eg, skin ... #Differential #diagnosis ... #hematology #eosinophilia
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... • Factitious disorder ... • Sickle Cell Anemia ... ulcerative #skinrash #dermatology ... #Algorithm #causes
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... acute blood loss, hemolysis ... (BM) ablative disorders ... #Algorithm #Diagnosis ... #Workup #Hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity is the diagnostic ... available for rapid diagnosis ... result in severe anemia ... anemia Indirect ... #Workup #Hematology