Syndrome of inappropriate antidiuretic hormone secretion (SIADH)

A 68-year-old woman with recently diagnosed small cell lung cancer is brought in after a generalised tonic-clonic seizure at home. Over three days she has becom…

Pre-internship · middle twist

A 5-year-old boy weighing 20 kg is admitted with bacterial meningitis. He is alert, his peripheries are warm with capillary refill under two seconds, and his mu…

Clinical rotations · middle twist

A 9-year-old girl is on day three of treatment for pneumococcal meningitis and has been receiving intravenous sodium chloride 0.9% with glucose 5% at full maint…

Pre-internship · niche

An 82-year-old woman becomes confused and unsteady over three days while being treated for depression and hypertension. She is euvolaemic, her serum sodium is 1…

Clinical rotations · common