Rapid paralysis and hidden malignancy: acute motor axonal neuropathy revealing pleomorphic liposarcoma

Although infection is a well-established trigger for Guillain-Barré syndrome, patients presenting with Guillain-Barré syndrome may also have an increased risk of underlying malignancy.Clinicians should remain vigilant for the possibility of occult malignancy in patients hospitalised with Guillain-Barré syndrome, especially in those without a preceding infectious event.