When should a person with diabetes seek emergency medical attention?

A person with diabetes should seek emergency medical attention if they have symptoms of ketoacidosis. This condition, known as diabetic ketoacidosis (DKA), occurs when the body starts breaking down fats at an excessive rate due to a lack of insulin, leading to the production of ketones. Symptoms can include excessive thirst, frequent urination, nausea, vomiting, abdominal pain, weakness, confusion, and a fruity-smelling breath. These signs indicate a serious medical emergency that can escalate rapidly if not treated promptly.

The other options do not represent urgent situations that typically require immediate medical intervention. Feeling tired may be a common symptom related to blood sugar levels, but it isn't specific enough to warrant emergency care on its own. A headache, while potentially bothersome, is also not an isolated indicator of a critical condition for individuals with diabetes without accompanying severity or additional symptoms. Being at target weight is a positive sign, but it does not relate to any immediate medical concern or necessitate emergency attention. Therefore, recognizing the signs of ketoacidosis is crucial for timely intervention and proper management of the individual's condition.