Bipolar disorder is a relatively common mental illness that is characterised by periods of very low moods or depression, contrasted with very high moods or mania. Many people have become increasingly familiar with the disorder due to its portrayal in the Stacey Slater character in the popular soap “Eastenders”.
One of the drugs used to stabilise the mood is Lithium. This is an extremely effective treatment and a number of patients remain on lithium for many years. However, it is important that the blood level does not get too high as it can then become toxic. As the level becomes higher, the patient may suffer with symptoms such as diarrhoea, vomiting, confusion and dizziness. If the level becomes higher still, the patient may suffer seizures, pass into a coma and suffer irreversible neurological damage. For these reasons, it is very important that levels of this drug are monitored with blood tests, especially after starting new medicines.
In a case from the MPS casebook, a patient in her forties (Mrs L) was newly diagnosed with Bipolar Disorder and started on lithium by her psychiatrist. When her lithium levels were stable, after several changes in dose and regular monitoring, she was discharged back to her regular GP, Dr G.
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