Platelet

Reactive Thrombocytosis

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Reactive Thrombocytosis, Secondary Thrombocytosiss, Reactive Thrombocythemia

  • See Also
  1. Thrombocytosis
  2. Platelet Count
  • Epidemiology
  1. Accounts for >80% Thrombocytosis cases
  • Causes
  1. Hematologic Disorders
    1. Severe Hemorrhage
    2. Iron Deficiency Anemia
    3. Hemophilia
    4. Hemolysis
    5. Sickle Cell Anemia
    6. Recovery after Thrombocytopenia
  2. Asplenia (transient)
    1. Post Splenectomy
    2. Hyposplenia or Functional Asplenia
  3. Drugs
    1. Epinephrine
    2. Vincristine (and other Chemotherapy)
    3. Beta Lactams and other Antibiotics
    4. Corticosteroids
    5. Low Molecular Weight Heparin
    6. Tretinoin
  4. Lifestyle
    1. Alcohol Abuse
    2. Smoking
    3. Obesity
  5. Inflammatory conditions
    1. Acute infection (viral, Bacterial, fungal) - acute recovery phase
    2. Acute Pancreatitis
    3. Small Bowel Obstruction
    4. Inflammatory Bowel Disease
    5. Rheumatologic Disorders
    6. Acute Trauma (e.g. Burn Injury, Fractures)
    7. Surgery
  6. Miscellaneous
    1. Malignancy (hematologic or solid tumor)
    2. Cirrhosis
    3. Nephrotic Syndrome
  • References
  1. Williams (2026) Am Fam Physician 113(4): 332-8 [PubMed]