The term "Russell's Body" is often used to describe an abnormality found in the bone marrow that is associated with severe allergic reactions. However, there are a number of synonyms that can be used to refer to this same condition. Some of these include "Charcot-Leyden crystals," "eosinophilic crystals," "eosinophilic granules," and "eosinophilic clefts." Each of these terms refers to the same physical manifestation of the condition and can be used interchangeably in medical documentation and research. Understanding the various synonyms for Russell's Body is important, as it can help to facilitate clear communication between healthcare professionals, researchers, and patients.