Related Experiment Video
Updated: Apr 20, 2026

An Immunohistopathologic Study to Profile the Folate Receptor Beta Macrophage and Vascular Immune Microenvironment in Giant Cell Arteritis
Published on: February 8, 2019
[Urticarial vasculitis associated with essential thrombocythaemia progressing to myelofibrosis]
C Koudoukpo1, M Jachiet2, J-M Zini3
1Faculté de médecine, université de Parakou, BP 123 Parakou, Bénin; Service de dermatologie, hôpital Saint-Louis, 1, avenue Claude-Vellefaux, 75010 Paris, France.
Urticarial vasculitis (UV) is a rare condition resembling hives but is vasculitis. This case highlights UV associated with JAK2-positive thrombocythemia and myelofibrosis, managed with prednisolone.
Area of Science:
- Hematology
- Dermatology
- Pathology
Background:
- Urticarial vasculitis (UV) is a rare leukocytoclastic vasculitis presenting with urticaria-like lesions.
- UV has hypocomplementemic and normocomplementemic subtypes.
- Only four cases of UV associated with myeloproliferative disorders (MPDs) have been reported.
More Related Videos
09:19In Vitro Microfluidic Disease Model to Study Whole Blood-Endothelial Interactions and Blood Clot Dynamics in Real-Time
Published on: May 24, 2020
06:29Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques
Published on: June 11, 2019
Related Concept Videos
Endocarditis II: Clinical Features of Infective Endocarditis
Venous Thrombosis III: Interprofessional Care
Venous Thrombosis I: Introduction
Rheumatic Heart Disease I: Introduction
Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies
Anticoagulant Drugs: Low-Molecular-Weight Heparins