Background: Microdeletions at 17q21.31 have recently been shown to cause a novel syndrome. Here we identify the reciprocal 17q21.31 duplication syndrome in 4 patients. Method: Patients with the ...

Editor—Tetrasomy 21 without mosaicism has previously been described in four liveborn children, two of whom had physical features consistent with Down syndrome. We describe a male infant with partial ...

Immunotherapy has emerged as one of the most promising therapeutic strategies in cancer. The clustered regularly interspaced short palindromic repeat (CRISPR)-associated protein 9 (CRISPR-Cas9) system ...

Background The NHS Jewish BRCA Testing Programme is offering germline BRCA1 and BRCA2 genetic testing to people with ≥1 Jewish grandparent. Who have an increased likelihood of having an Ashkenazi ...

Immunotherapy has emerged as one of the standard treatment modalities against cancer along with surgery, radiotherapy, chemotherapy and targeted therapy. Cancer immunotherapy harnesses the immune ...

Background Myoclonic epilepsy with ragged-red fibres (MERRF) and mitochondrial encephalopathy, lactic acidosis and stroke-like episodes (MELAS) are established phenotypes of mitochondrial ...

Background Molecular genetic diagnoses are critical to prevention and treatment of inherited polyposis and colorectal cancer. 19 genes responsible for these conditions are known, but many severely ...

Background There are many single-gene causes of steroid-resistant nephrotic syndrome (SRNS) and the list continues to grow rapidly. Prompt comprehensive diagnostic testing is key to realising the ...

Background Neurofibromatosis type 2 (NF2) is an autosomal dominant disorder characterised by the development of multiple schwannomas, especially on vestibular nerves, and meningiomas. The UK NF2 ...

Background Fanconi anaemia (FA) is a rare inherited bone marrow failure disease caused by germline pathogenic variants in any of the 22 genes involved in the FA-DNA interstrand crosslink (ICL) repair ...

Roberts syndrome is reported in two sibs of consanguineous parents. Both infants had severe tetraphocomelia, facial clefting, and other serious malformations. In addition they were found to have an ...

Results Out of 1 325 545 individuals, 59 377 (4.48%) were identified as at-risk and thus constitute the At-Risk Cancer Genetic Syndrome Identification (ARCAGEN-ID) registry. Of those, only 12 377 ...