How useful is thrombocytosis in predicting an underlying cancer in primary care?

How useful is thrombocytosis in predicting an underlying cancer in primary care? a systematic review A raised platelet count, thrombocytosis, has been linked to malignancy as well as poor prognosis in secondary care. The first systematic review investigating the association between thrombocytosis and diagnosis of cancer in primary care has found that it has the highest predictive value in lung and colorectal cancer. The review suggests that clinicians consider cancer as a diagnosis where blood results show thrombocytosis. Read the full article here.