Polyclonal hyperviscosity syndrome
A rare hematologic disease characterized by high serum viscosity due to polyclonal expansion of immunoglobulins most commonly in the context of Waldenström’s macroglobulinemia as well as a variety of disorders of immune dysregulation. Patients present with signs and symptoms involving multiple organs such as bleeding diathesis mucosal bleeding retinal hemorrhage headache stroke pulmonary hypertension and congestive heart failure.
Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.
Reference: Access aggregated data from Orphanet at Orphadata.
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version April 2024
Newly diagnosed with
Polyclonal hyperviscosity syndrome?
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Advocacy Organizations
Care-for-Rare America Inc
To establish a global alliance in order to identify the genetic causes of rare diseases and develop effective treatments, following a three-stage approach: recognize, understand, cure.
Youth And Women for Opportunities Uganda-YWOU
Our mission supports Rare, orphan and undiagnosed diseases diagnosis, care and treatment, education, awareness and empowering health care professionals and patients care takers of rare, orphan and undiagnosed diseases arena in Uganda, build capacity and bridge lack of clinical knowledge and experience and provide search/quest for diagnostic laboratories, I advocate for changes in laws, practices
Clinical Trials
For a list of clinical trials in this disease area, please click here.