CALR Exon 9 Insertion Mutation

**Semantic type:** Cell or Molecular Dysfunction

**Definition:** A molecular genetic abnormality indicating the presence of an insertion mutation in exon 9 of the CALR gene. These insertion mutations are associated with primary myelofibrosis and may be predicative of shortened survival.

**Synonyms:** - Autoantigen Ro Gene Exon 9 Insertion Mutation - CRT Exon 9 Insertion Mutation - Calreticulin Gene Exon 9 Insertion Mutation - RO Exon 9 Insertion Mutation - cC1qR Exon 9 Insertion Mutation