There are no proper studies that address longtermprognosis in patients with epilepsy but it follows that proper treatment results in good seizure control and this in turn leads to a smaller likelihood of sudden death.
But whatever the medium- to long-term prognosis for Saudi oil, the immediate question for the oil market will be the ability of OPEC members to stick to their new quotas.
Five years from now, he suggests, biochip analysis might be used routinely to choose the right treatment for a particular patient, to forecast how effective that treatment will be, and even to estimate the long-term prognosis.
So anything that disrupts sleep is very likely to worsen symptoms, leading eventually to the types of rapid changes in mood that are known as "rapid cycling" and that represent such an ominous sign for the long-term prognosis of bipolar disorder.