hyperostosis/progesterone

OBJECTIVE Although bone invasion and hyperostosis are common phenomena in patients with intracranial meningiomas, the basic pathomechanism is not fully understood. Based on an immunohistochemical study of surgically resected samples with hyperostosis, we postulate a possible mechanism of

A comprehensive clinical, histological, and immunohistochemical evaluation was done of 42 intracranial meningiomas in patients with hyperostosis in the postoperative period. It has been ascertained that hyperostosis in meningiomas is a direct bone tumour invasion. Bone invasion is not a sign of

OBJECTIVE The hyperostosis frequently associated with sphenoid wing meningiomas is actual invasion of bone by the tumor. The intracranial portion of the tumor is usually thin with en plaque spread, and the tumor tends to invade the orbit through the superior orbital fissure. METHODS The authors

Pachydermoperiostosis is a rare osteo-cutaneous disease characterized by hypertrophy of bones and surrounding soft tissues. The cutaneous manifestations include coarsening of facial features, cutis verticis gyrata, digital clubbing, hyperhidrosis and seborrhoea. The pathogenetic mechanism of the