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Essential thrombocythemia

Last reviewed: 13 Feb 2025
Last updated: 03 Dec 2024

Summary

Definition

History and exam

Key diagnostic factors

  • erythromelalgia
  • splenomegaly
  • arterial and venous thrombosis
  • bleeding
  • livedo reticularis
Full details

Other diagnostic factors

  • age ≥60 years
  • female sex
  • headache
  • dizziness, lightheadedness, chest pain, vertigo, and paresthesia
  • syncope and seizures
  • transient visual disturbances
  • priapism
Full details

Risk factors

  • genetic mutations (JAK2 V617F, CALR, or MPL)
  • black ethnicity
  • age ≥60 years
  • female sex
Full details

Investigações diagnósticas

Primeiras investigações a serem solicitadas

  • CBC with differential
  • peripheral blood smear
  • serum iron studies
Detalhes completos

Investigações a serem consideradas

  • CRP
  • erythrocyte sedimentation rate (ESR)
  • fibrinogen
  • bone marrow biopsy and histopathology
  • genetic mutation testing (JAK2 V617F, CALR, and MPL)
  • cytogenetic and molecular testing: BCR::ABL1
Detalhes completos

Algoritmo de tratamento

AGUDA

life-threatening thrombosis, severe thrombocytosis-related neurologic complications, or severe bleeding

CONTÍNUA

nonpregnant: very low-, low-, or intermediate-risk

nonpregnant: high risk

pregnant: very low-, low-, or intermediate-risk

pregnant: high-risk

Colaboradores

Autores

Debabrata Mukherjee, MD, FACC
Debabrata Mukherjee

Chairman, Department of Internal Medicine

Professor of Internal Medicine

Texas Tech University Health Sciences Center at El Paso

El Paso

TX

Declarações

DM declares that he has no competing interests.

Revisores

Tony Kan, MD

Senior Staff Physician

Henry Ford Medical Center

Sterling Heights

MI

Declarações

TK declares that he has no competing interests.

Uri Rozovski, MD

Department of Cardiology

Tel Aviv Sourasky Medical Center

Tel Aviv

Israel

Declarações

UR declares that he has no competing interests.

David A. Garcia, MD

Professor

Division of Hematology

University of Washington Seattle

WA

利益声明

DAG declares that he has no competing interests.

Bethany Samuelson, MD

Fellow

Division of Hematology

University of Washington

Seattle

WA

利益声明

BS declares that she has no competing interests.

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