Subarachnoid haemorrhage linked to B12-related thrombocytopenia in an older patient

This case highlights the importance of early recognition of vitamin B12 deficiency in older adults. Urgent and timely treatment can help to prevent fatal haematologic and neurologic complications. Community nurses can play an important role in identifying the signs and symptoms of vitamin B12 deficiency and, consequently, initiate a course of treatment to tackle this issue in a timely manner.