POT1 and lymphoid neoplasm: Recognizing the diversity of hematological malignancies linked to germline POT1 variants [15], we searched for P/LP POT1 variants from additional samples in our germline WES database of 403 patients with haematological disorders other than MM (lymphoid neoplasms n = 76, myeloid neoplasms n = 280, immunological condition n = 31, mixed rare diagnoses n = 16).