Malnutrition is common in cancer and affects treatment tolerance and outcomes. Where nutritional care falls short, and the questions a dietetic expert witness can address.

Nutritional management is central to diabetes care. An HCPC-registered dietitian on where that care falls short, and the questions an expert can address in a clinical negligence matter.

Mental capacity and nutritional decision-making intersect in brain injury, dementia, and end-of-life cases. A dietitian expert witness can address best interests assessments, artificial nutrition decisions, and the standard of care in capacity-affected patients.

The ketogenic diet is an established and evidence-based treatment for drug-resistant epilepsy in children, and increasingly in adults. It is a high-fat, low-carbohydrate, protein-restricted dietary regime that induces and sustains a state of ketosis, altering the brain's primary fuel source in a way that reduces seizure frequency and severity in a significant proportion of patients. For children who have failed multiple anticonvulsant medications, it can be transformative. It

In FII and perplexing presentation cases, nutrition is often the presenting feature. An HCPC-registered dietitian on the proper scope of dietetic expert evidence, and the standard-of-proof discipline these cases demand.

Criminal cases involving nutritional neglect require a dietitian expert who can differentiate medical complexity from inadequate care and assess whether a child's or adult's nutritional presentation is consistent with neglect or explicable on other grounds.

ARFID and restrictive eating disorders create complex medicolegal issues in civil, criminal, and coronial proceedings. A dietitian expert witness can interpret nutritional presentation, assess standard of care, and address causation in cases involving eating and feeding difficulties.

Dehydration in hospital patients is a distinct clinical negligence issue from malnutrition, with its own failure patterns and causative mechanisms. A dietitian expert witness can assess fluid management, monitoring failures, and whether dehydration contributed to deterioration or death.

Errors in total parenteral nutrition and home parenteral nutrition management are a serious cause of patient harm. A dietitian expert witness can assess whether PN prescribing, monitoring, and management met accepted clinical standards and whether failures caused harm.