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If the pressure has fallen to below 0.5 bar (often indicated by a red section), then it shows that some water has been lost out of the system and it must be replaced. The pressure in a central heating system will usually need to be topped up only once orRead More →

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CSF leaks can be cause by an injury, surgery, an epidural, a spinal tap or a tumor. Many CSF leaks heal on their own, but others require surgical repair. Can CSF leak symptoms come and go? Patients who have had a CSF leak have described the fluid as having aRead More →