Related Experiment Video
Updated: May 12, 2026

Dermoscopy Aids in the Diagnosis of Discoid Lupus Erythematosus
Published on: May 16, 2025
Essential thrombocythemia presenting as localized livedo reticularis
Ursula Pielasinski1, Rosario Haro, Carlos Santonja
1Department of Dermatology, Fundación Jiménez Diaz, Universidad Autónoma, Madrid, Spain.
Essential thrombocythemia, a blood disorder, can present with skin issues like livedo reticularis. This case highlights skin lesions as an early diagnostic sign for essential thrombocythemia.
Area of Science:
- Hematology
- Dermatology
- Pathology
Background:
- Essential thrombocythemia (ET) is a chronic myeloproliferative neoplasm defined by elevated platelet counts.
- ET commonly causes thrombotic and hemorrhagic complications.
- Cutaneous manifestations are observed in up to 22% of ET patients and can be an initial diagnostic clue.
Related Concept Videos
Endocarditis II: Clinical Features of Infective Endocarditis
Venous Thrombosis I: Introduction
Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies
Venous Thrombosis III: Interprofessional Care
Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care
Disorders of Hemostasis
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.
