Project cost management is primarily concerned with the cost of the resources needed to complete project activities. However, project cost management should also consider the effect of project decisions on the cost of using the project product. For example, limiting the number of design reviews may reduce the cost of the pro-
Arachnoid cysts are fluid-filled sacs that occur on the arachnoid membrane that covers the brain (intracranial) and the spinal cord (spinal). There are three membranes covering these parts of the central nervous system: the dura mater, arachnoid, and pia mater.
Surgery for arachnoid cysts is generally safe, with good outcomes. There are three surgical options for treating an arachnoid cyst: A pediatric neurosurgeon may place a permanent drainage system, a type of shunt, to drain fluid from the cyst and reduce pressure on the brain. A permanent shunt drains fluid from the cyst into the abdomen, where it is reabsorbed harmlessly into the body.