Myxofibrosarcoma is one of the most frequent soft tissue tumours in elderly patients, mostly arising in the extremities. Grade I lesions are only locally aggressive whereas grade II and grade III lesions have metastatic potential. The differential diagnosis contains several other (benign) myxoid soft tissue tumours.
Endocrine gland. Endocrine glands are glands of the endocrine system that secrete their products, hormones, directly into the blood rather than through a duct. The major glands of the endocrine system include the pineal gland, pituitary gland, pancreas, ovaries, testes, thyroid gland, parathyroid gland, hypothalamus and adrenal glands.
Endocrine and exocrine glands are different in that endocrine glands do not have ducts to carry their secretions to specific locations.Exocrine glands usually secrete their products (not hormones or other chemical messengers) into the external environment, while the endocrine glands secrete hormones into the body.Some examples of exocrine glands are sweat glands, salivary glands,ndocrine and exocrine glands are different in that endocrine glands do not have ducts to carry their secretions to specific locations.