55 results
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
Algorithm for workup ... hemolytic uremic syndrome ... , Hematology 2012 ... , p 193 #Diagnosis ... #Differential #
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelofibrosis Infectious ... • Rheumatic disorders ... following EtOH induced thrombocytopenia ... malignancy • Iron deficiency ... #Causes #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Diagnosis Algorithm ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... #Causes #Hematology
Thrombocytopenia - Differential Diagnosis Algorithm

Decreased production:
 • Bone marrow suppression
 • Bone marrow failure
 • Bone
Thrombocytopenia ... - Differential ... infiltration • Infection ... Connective tissue disorders ... #hematology #platelets
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... necrosis) • VIT K deficiency ... #Diagnosis #hematology ... #nonpalpable #dermatology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Diagnosis Algorithm ... Thrombocytopenia ... Sequestration Disordered ... #Causes #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... procedures - Infection ... #Differential # ... #Workup #hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Underproduction Diagnostic ... Probable bone marrow disorder ... Underproduction #Algorithm #hematology ... #diagnosis #differential ... #workup
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Diagnosis Algorithm ... Schistocytes, thrombocytopenia ... inclusions - If infection ... Consider RBC membrane disorder ... #workup #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Acute hemolysis, deficiency ... Kawasaki, Nephrotic syndrome ... #hematology