1. A clinical split cache system for retrieval of varying clinical content, the system comprising: an input to include a request for a content item and one or more parameters associated with the content item; a metadata cache to store one or more sets of metadata representing parameters associated with one or more content items, the one or more sets of metadata in the metadata cache to be used to identify and distinguish one or more content items with respect to the request; a content cache to store one or more content items, the one or more content items searchable based on associated metadata, wherein the metadata cache and the content cache are to facilitate the request by first querying the metadata cache and then querying the content cache based on a result of the metadata cache query; and an output of the requested content item.