Rare diseases · Sign or symptom
Cryoglobulinemia
HP:0100778
What it means
Increased level of cryoglobulins in the blood. Cryoglobulins are abnormal immunoglobulins, especially IGG or IGM, that precipitate spontaneously when serum is cooled below 37 degrees Celsius.
Rare diseases that can present with this6
The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions, and Orphanet separately records 1 disease where this sign is specifically absent. A sign on this page is a conversation to have with a clinician, not a conclusion.
Part of the broader category
Also called: Cryoprecipitable immune complexes
Tracking symptoms like this for someone? Eleplan keeps symptoms, diagnoses, medications and every specialist in one plan.
Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.