The fuel pumps on the Porsche Cayenne are one of those items that are in the not if, but when it fails items. As a general rule, I recommend changing both fuel pumps at the same time. I've seen plenty of cases where someone replaced one side, only to have the remaining pump fail in a few days.
Prophylactic cranial irradiation (PCI) or prophylactic cranial radiotherapy (PCRT) is a technique used to combat the occurrence of metastasis to the brain in highly aggressive cancers that commonly metastasize to brain, most notably small-cell lung cancer.[1] Radiation therapy is commonly used to treat known tumor occurrence in the brain, either ...
Migraine treatment. Migraine treatment may be either prophylactic (preventive) or abortive (rescue). Prevention is better than cure, so the ideal treatment goal is to prevent migraine attacks. Because migraine is an exceedingly complex condition, there are various preventive treatments which have their effect by disrupting different links in the chain of events that occur during a migraine attack.