A tumor or abnormal growth arising from or involving the epicoelia or superior cavities.
From 'epicoelia' + '-oma' (tumor). A medical term using the standard '-oma' suffix for neoplasms or growths.
The '-oma' suffix (as in 'melanoma' and 'carcinoma') is one of medicine's most useful tools—add it to any body part and you instantly name its possible cancers, helping doctors communicate about dangers.
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