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About 60% of pancreatic
tumors involve the head of pancreas, 15% the tail and 25% the ampulla.
Clinical features are dyspepsia, cachexia, fever, jaundice in case of billary
duct obstruction and pancreatitis
caused by pancreatic duct obstruction.
Enlargement of the adrenal
grand, better the adrenal cortex) may be seen in Cushing`s syndrome caused
by tumor or hyperplasia resulting in a glucocorticoid excess or in Conn`s
syndrome resulting in mineralocorticoid excess. Another tumor of the adrenal
gland is the paeochromocytoma. Nearly all paeochromocytomas develop from the
adrenal medulla - only a few arise from the sympathetic chain. Non-functioning
adenomas are usually small, well-circumscribed, and there is low attenuation
value and they are smaller than 3 cm in diameter. Larger lesions of the adrenal
gland suggest primary and secondary malignancy (especially in bronchial-,
mammacarcinoma and melanoma)