In this episode, Kevin discusses thrombocytosis in the context of suspected cancer. How should an unexplained high platelet count be interpreted and managed in primary care? Which cancers are most commonly associated with thrombocytosis? Aside from underlying malignancy, what are the other possible causes? What further investigations and referrals should we consider, and when? Show notes including key references and take-home points are available at: https://www.gpnotebookpodcast.com.