| Obligatory | Must not donate if: |
| Discretionary | If polycythaemia or thrombocytosis is secondary to a non-malignant/clonal condition, accept. |
| See if Relevant | Anaemia |
| Additional Information | Clonal disorders result from the proliferation of a single cell. Because they have the potential to become malignant they are treated in the same way as malignancy. |
| Reason for Change | Monoclonal gammopathy of unknown significance (MGUS) has been added as an example of a clonal disorder. 'Additional Information' has been added.
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This entry was last updated in
TDSG-CB Edition 203, Release 02