This overactivity can usually be traced to very small,
benign tumors in the gland that release too much prolactin (prolactinomas).
Superficial angiomyxoma is a rare
benign tumor with a tendency of local recurrence.
Benign surface epithelial tumors comprised 80% (59/73) of all
benign tumors whereas their malignant counterpart formed 70.37% (19/27) of all malignant tumors (Table-1).
It was observed that most common
benign tumor in period 1 was simple follicular cysts 25% (23) followed by serous cyst adenoma 15% (14) and mucinous cyst adenoma 13% (12).
In our study most common
benign tumor was sebaceous cyst (25.97%) followed by pyogenic granuloma (18.18%) and then nevus.
75-80% of these tumors are benign and 55-65% of
benign tumors occur in women under 40 years of age.
Early contrast-enhanced MRI scans of the breast showed bright spots for malignant and some
benign tumors. Scientists discovered that they could distinguish the types of tumors by taking a series of MRI images--sort of a movie--that reveals how quickly dye flows into and out of the tissue.
A total of 53 cases were observed during this study, out of which
benign tumor comprised 81.13% and malignant tumor were 18.86%.
Paraganglioma is an uncommon, slow-growing,
benign tumor that most frequently affects the carotid bifurcation and jugulotympanic area in the head and neck.
A rhinolith which is mimicking a nasal
benign tumor. Eur J Radiol 1999;31:53-5.
Surgical excision of this slowly growing
benign tumor was not indicated in this case.
The Hopkins scientists believe their method may one day provide physicians with a reliable way of screening stool samples for the earliest signs of colon and rectal trouble, perhaps even before a
benign tumor or polyp turns malignant.