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Diagnostic Tests » Platelet count

Platelet count

Platelet count

Platelet count: A platelet count is an exact count of how many platelets, or thrombocytes, per cubic millimeter of blood.

Platelet count: Other Names

Other names for Platelet count include:

  • Thrombocyte count

Symptoms Associated with Platelet count

These symptoms may be diagnosed by, screened for, or associated with Platelet count:

  • Bruising
  • Bleeding
  • Unusually heavy menstrual flow
  • Small hemorrhages in the skin (petechiae)

Diseases Associated with Platelet count

These diseases or medical conditions may be diagnosed by, screened for, or associated with Platelet count:

  • Malignant disorders (leukemias and lymphomas may show an increased platelet count)
  • Polycythemia vera (increased count)
  • Postsplenectomy syndrome (increased count)
  • Rheumatoid arthritis (may show an increased count)
  • Iron-deficiency anemia (increased count)
  • Hypersplenism (decreased count)
  • Hemorrhage (bleeding, decreased count)
  • Immune thrombocytopenia (antibody-induced low platelet count)
  • Myelofibrosis disorders (decreased count)
  • Thrombotic thrombocytopenia (decreased count)
  • Graves disease (decreased count)
  • Disseminated intravascular coagulation (decreased count)
  • Systemic lupus erythematosis (decreased count)
  • Pernicious anemia (decreased count)
  • Hemolytic anemia (decreased count)

Basic Information: Platelet count

Disease or Condition count: 1; see list of conditions below. These are the diseases or medical conditions in which the medical test 'Platelet count' may be involved.

Diseases and Conditions that List Platelet count as a Diagnostic Test

The following list of conditions have 'Platelet count' or similar listed as a medical diagnostic test in our database:


  • Wegener's granulomatosis ... platelet count

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