%0 Journal Article %A Yong Chuan Chee %A Beng Hooi Ong %T Recurrent transient heading disorientation heralding acute posterior cerebral artery (PCA) infarction %D 2019 %R 10.1136/bmjno-2019-000009 %J BMJ Neurology Open %P e000009 %V 1 %N 1 %X Objective Heading disorientation is a type of pure topographical disorientation. Reported cases have been very few and its underlying mechanism remains unclear. We report an unusual presentation of a 60-year-old man with recurrent transient heading disorientation heralding an acute posterior cerebral artery infarction.Design Case report.Conclusion Acquired injury to the right retro-splenial region can result in a specific variant of topographical disorientation known as heading disorientation that may present as an atypical transient ischaemic attack-like symptom heralding acute cerebral infarction. %U https://neurologyopen.bmj.com/content/bmjno/1/1/e000009.full.pdf