Description

• Tumour ball shaped, uni- or multinodular, uni- or multifocal.

border: circumscribed, infiltrative, pseudocapsule.

colour: yellow, grey-white, brown, tan-brown, beige.

features of the tumour: homogeneous, solid, cystic, papillary, whorls.

regression: necrosis, haemorrhage, scars (central), pseudocysts.

• surrounding kidney - nodules, other tumours, scars.

• extent of spread - consider the staging criteria (restricted to the kidney, infiltration of the perirenal adipose tissue or the hilar region (renal sinus), macroscopic invasion of hilar veins or pelvis).

• other - look for lymph nodes and dissect the adrenal gland.

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