A small growth of excess tissue in the nasal passage.
Outgrowth of usually benign tissue. A uterine polyp is tissue from the inside of the uterus.
An abnormal growth of cells that projects into a hollow organ (such as the colon).
A growth of tissue. These growths can occur in the colon or rectum and may later become cancerous.
One of the feeding or nutritive zooids of a hydroid or coral.
One of the Anthozoa.
Same as Anthozoa. See Anthozoa, Madreporaria, Hydroid.
The larval stage of Cnidarians
an inflammatory swelling of the sinonasal mucosa, and a mucus retention cyst is a mucinous gland whose duct has become obstructed, causing the accumulation of mucus in the gland
a swelling of
A noncancerous water-filled swelling