11 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - ... Platelet Count ... Reactive: • Anemia ... Non-infectious (malignancy, rheumatologic ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Inflammatory Conditions: Rheumatologic ... #Platelets #Differential ... Diagnosis #Algorithm #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... following EtOH induced thrombocytopenia ... Iron deficiency anemia ... #Differential # ... Algorithm #Causes #Hematology
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
receptor] • Thrombocytopenia ... chain IIA • Thrombocytopenia ... #Defects #comparison ... #table #differential ... #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... (CVID, WAS), (neurologic ... changes), high MCV anemia ... #Differential # ... Causes #Workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... inflammation • Thrombocytopenia ... - Hemolytic anemia ... #Diagnosis #hematology ... #rheumatology #
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... with or without platelet ... Schistocytes, thrombocytopenia ... Algorithm #workup #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
for Thrombotic Thrombocytopenic ... result in severe anemia ... and decreased platelet ... WBC count and differential ... Diagnosis #Workup #Hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
to a low blood platelet ... count (thrombocytopenia ... IDUS) • Immune Thrombocytopenia ... blood count with differential ... Syndromes #diagnosis #hematology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... very remarkable w/differential ... systemic complaints- anemia ... , thrombocytosis ... them, but urgent rheumatology