fibroma
Medical term for a benign tumor composed of fibrous connective tissue.
The pathology report diagnosed it as a fibroma.
線維 means 'fiber' (especially biological fiber), while 線維腫 is the tumor formed from such tissue.
腫瘍 is a general term for 'tumor', which can be benign or malignant; 線維腫 is a specific type of benign tumor.
Standard medical kanji spelling.
Alternate kanji spelling using 繊維 (fiber) instead of 線維; both are used in medical contexts.
Compound of 線維 (fiber) and 腫 (tumor), following the pattern of many medical terms for neoplasms.