Chiari surgery A posterior fossa decompression is a surgical procedure performed to remove the bone at the back of the skull and spine. The dura overlying the tonsils is opened and a patch is sewn to expand the space, similar to letting out the waistband on a pair of pants.
Undercapitalization - Undercapitalization refers to any scenario or context where companies are in a dire position of not being able to get the funding or monies they require.
Print this Page. Myeloproliferative neoplasms (MPN), previously called myeloproliferative disorders (MPD), are a group of diseases that affect normal blood cell production in the bone marrow. In this case the bone marrow causes an overproduction of one or more blood cell types (red cells, white cells or platelets).