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Topics related to "polyp"

polyp
polyp in medicine, a benign tumor occurring in areas lined with mucous membrane such as the nose, gastrointestinal tract (especially the colon), and the uterus. Some polyps are pedunculated tumors, i.e., they grow on stems; others, attached by a broad base, are called sessile. Nasal polyps are usua... Read more
polyp and medusa
polyp and medusa names for the two body forms, one nonmotile and one typically free swimming, found in the aquatic invertebrate phylum Cnidaria (the coelenterates). Some animals of this group are always polyps, some are always medusae, and some exhibit both a polyp and a medusa stage in their lif... Read more
sea fan
sea fan colonial marine animal forming erect, flattened, branching colonies in tropical and subtropical waters. Colonies may be several feet high and are often colorful, with purples, reds, and yellows predominating. The individuals, or polyps (see polyp and medusa ), have eight feathery tentacles... Read more
sea pen
sea pen long, slender colonial organism of the same phylum as the jellyfish. Sea pen colonies are formed by several genera of the order Pennatulacea. The colony consists of a stalk formed by an organism called a primary polyp (see polyp and medusa ) and short branches formed by secondary polyps. T... Read more
coral
coral small, sedentary marine animal, related to the sea anemone but characterized by a skeleton of horny or calcareous material. The skeleton itself is also called coral. Although most corals form colonies by budding, there are some solitary corals; in both types the individual animals, called pol... Read more
sea anemone
sea anemone , any of the relatively large, predominantly solitary polyps (see polyp and medusa ) of the class Anthozoa, phylum Cnidaria. Unlike the closely related corals, these organisms do not have a skeleton. Sea anemones occur everywhere in the oceans, at all depths, but are particularly abunda... Read more
Cnidaria
Cnidaria or Coelenterata , phylum of invertebrate animals comprising the sea anemones , corals , jellyfish , and hydroids. Cnidarians are radially symmetrical (see symmetry, biological ). The mouth, located at the center of one end of the body, opens into a gastrovascular cavity, which is us... Read more
jellyfish
jellyfish common name for the free-swimming stage (see polyp and medusa ), of certain invertebrate animals of the phylum Cnidaria (the coelenterates). The body of a jellyfish is shaped like a bell or umbrella, with a clear, jellylike material filling most of the space between the upper and lower... Read more
parrotfish
parrotfish common name for a member of the large family Scaridae, colorful reef fishes of warm seas, resembling the wrasses but of a larger size. Parrotfishes, also called pollyfishes, are so named for their powerful cutting-edged beaks, formed of fused incisorlike jaw teeth. With these they scra... Read more
cystic fibrosis
cystic fibrosis , inherited disorder of the exocrine glands (see gland ), affecting children and young people; median survival is 25 years in females and 30 years in males. It is caused by a genetic abnormality in the CF transmembrane conductance regulator (CFTR) gene that results in the disruption... Read more

Encyclopedia entries related to "polyp"

Intestinal Polyps
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed. Intestinal Polyps Definition The word polyp refers to any overgrowth...Location of intestinal polyps The chances of a polyp's becoming cancerous...may also contribute to polyp formation. Other types of polyps are too rare to produce...
Rectal Polyps
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed. ...several different types of polyps. The type is determined by taking a sample of the polyp and examining it microscopically. Most polyps are benign. They are...thought to encourage polyp formation. Some types of polyps are hereditary. In an...
Polyps
Encyclopedia entry from: Complete Human Diseases and Conditions Polyps Polyps (POL-ips) are growths of tissue that project from the . These growths...KEYWORDS for searching the Internet and other reference sources: Cervical polyps Colorectal polyps Nasal polyps Three of the most common types include colorectal...
polyp and medusa
Book article from: The Columbia Encyclopedia, Sixth Edition ...permanently attached to the polyp. The medusae then produce new polyps by sexual reproduction...reproduction, the polyp can form new polyps by budding. In some...many species the polyp, or hydroid, stage is colonial: as new polyps are created by budding...
Nasal Polyps
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed. Nasal Polyps Definition A polyp is the medical term for any overgrowth...the surface of a body organ. Polyps come in all shapes —...not notice the difference when a polyp develops. Other polyps may be closer to a sinus opening...
Vocal Cord Nodules and Polyps
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed. ...may also produce polyps. A polyp is a soft, smooth...nodule is similar to a polyp, but tends to be...vocal nodules and polyps. Nodules and polyps...biopsy of a nodule or polyp will ensure they...require surgery. Small polyps can be treated with...
polyp
Book article from: The Columbia Encyclopedia, Sixth Edition polyp in medicine, a benign tumor...colon), and the uterus. Some polyps are pedunculated tumors, i...are called sessile. Nasal polyps are usually associated with...Uterine and gastrointestinal polyps are likely to cause bleeding...
Peutz-Jeghers Syndrome
Encyclopedia entry from: Gale Encyclopedia of Cancer ...and at least two hamartomatous polyps. A pathologist needs to confirm that the polyps are hamartomatous instead of another type of polyp. If a person has a family history...either freckles or hamartomatous polyps. When someone is the first person...
Familial Polyposis
Encyclopedia entry from: Gale Encyclopedia of Medicine, 3rd ed. ...or tumorous membrane (polyps) develop on the inner...part of the bowel. The polyps eventually become malignant...disorder, the word, polyp, is usually in the term...the particular kind of polyp that is typically discovered...disorder grow hundreds of polyps throughout their large...
coral
Book article from: The Columbia Encyclopedia, Sixth Edition ...shallow-water species the polyps contain unicellular plants...Madreporaria), each polyp secretes a cup-shaped...colonial forms the individual polyps are usually under 1/8...enormous. The body of each polyp is saclike, consisting...

Dictionary entries related to "polyp"

polyp
Book article from: A Dictionary of Biology polyp The sedentary stage in the life...tentacles at the other. Some polyps (e.g. Hydra ) are single...and Obelia ) form colonies. Polyps typically reproduce asexually by budding to form either new polyps or medusae . The latter reproduce...
juvenile polyp
Book article from: A Dictionary of Nursing juvenile polyp n. see polyp .
Pennatulacea
Book article from: A Dictionary of Zoology ...octocorals that have an elongate primary polyp embedded in mud on the sea-bottom. The distal end of the primary polyp bears secondary polyps, usually on lateral branches. The polyps are supported by a calcareous or horny...
polyposis
Book article from: A Dictionary of Nursing ...polyposis (poli- poh -sis) n. a condition in which numerous polyps form in an organ or tissue. familial adenomatous p. ( p...tract, usually the colon or rectum, at an early age. As these polyps almost invariably become malignant, patients are usually advised...
Kleinenberg, Nicolaus (Nicolai)
Dictionary entry from: Complete Dictionary of Scientific Biography ...prepared his dissertation, on the development of the freshwater polyp. He received his doctorate in 1871, having passed the oral...detailed investigation of the development of the freshwater polyp, to Haeckel. In it he also took up the then very important...
Alcyonacea
Book article from: A Dictionary of Zoology ...Alcyonium (dead man's fingers). Members of the order are characterized by having retractable polyps with eight, branching tentacles . The polyps are embedded in the body mass which has a skeleton of numerous, free, calcareous spicules . Usually...
polypectomy
Book article from: A Dictionary of Nursing polypectomy (poli- pek -tŏmi) n. the surgical removal of a polyp. The technique used depends upon the site and size of the polyp, but it is often done by cutting across the base using a wire loop (snare) through which is passed a coagulating diathermy current.
medusa
Book article from: A Dictionary of Biology ...Hydrozoa (e.g. Hydra ) they alternate in the life cycle with polyps , from which they are produced by budding. In the Scyphozoa, which...all the common jellyfish, the medusa is the dominant form and the polyp is reduced or absent.
Antipatharia
Book article from: A Dictionary of Zoology ...Anthozoa ) An order of colonial, branching corals in which the polyps are small, with few tentacles (six simple, or eight branched...colony, and surrounded by a fleshy coenosarc containing the polyps. Black corals are non-reef dwellers in depths of 2000...
Telestacea
Book article from: A Dictionary of Zoology ...order of corals that have simple or branched stems arising from a creeping stolon base, elongate polyps produced from the body wall of the primary polyp, and numerous sclerites that may be free or varyingly fused together. Telestaceans are found...

Thesaurus entries related to "polyp"

growth
Book article from: The Oxford American Writers Thesaurus ...advancement, headway, spread; rise, success, boom, upturn, upswing. antonyms: failure, decline.   4. a growth on his jaw synonyms : tumor, malignancy, cancer; lump, excrescence, outgrowth, swelling, nodule; cyst, polyp.
cyst
Book article from: The Oxford American Writers Thesaurus cyst • noun  a benign tumor under his left knee synonyms : growth, lump; abscess, wen, boil, carbuncle, polyp, humor.

Related newspaper, magazine, and trade journal articles from HighBeam Research

Colorectal polyps with extensive absorptive enterocyte differentiation / in reply
Magazine article from: Archives of Pathology & Laboratory Medicine; 2/1/2001; ; 700+ words ; ...believe that the 6 polyps they studied as well as the polyp we describe here...dysplasia in our polyp supports the suggestion...et al that these polyps may possess malignant...Colorectal Polyps With Extensive...However, their polyp contained an area...
Colorectal Polyps With Extensive Absorptive Enterocyte Differentiation.
Magazine article from: Archives of Pathology & Laboratory Medicine; 2/1/2001; ; 700+ words ; ...believe that the 6 polyps they studied as well as the polyp we describe here...dysplasia in our polyp supports the suggestion...et al that these polyps may possess malignant...Colorectal Polyps With Extensive...However, their polyp contained an area...
Gastric Polyps: Classification and Management
Magazine article from: Archives of Pathology & Laboratory Medicine; 4/1/2008; ; 700+ words ; ...Those will be discussed herein. NONNEOPLASTIC POLYPS Hyperplastic Polyps These benign lesions are the second most common type of gastric polyp after fundic gland polyps.2-5 They are sessile or pedunculated and...
Sphenochoanal polyp presenting with concomitant nasal polyps.
Magazine article from: Ear, Nose and Throat Journal; 1/1/2007; ; 700+ words ; ...of a sphenochoanal polyp associated with concomitant nasal polyps. The patient was...left sphenochoanal polyp and bilateral grade...posterior ethmoid polyps. Because the patient...Therefore, the polyps were removed endoscopically...The sphenochoanal polyp measured 7.5 cm...
Colorectal polyps with extensive absorptive enterocyte differentiation: Histologically distinct variant of hyperplastic polyps
Magazine article from: Archives of Pathology & Laboratory Medicine; 5/1/1999; ; 700+ words ; ...Conclusions.-These polyps appear to represent a variant of the hyperplastic polyp, in as much as cellular...distinguishing hyperplastic polyps from adenomas. (Arch...between these 2 types of polyps is important because...Recently, another type of polyp, serrated adenoma...
Polyps linked with colorectal carcinoma via microsatellite instability pathway.
Newspaper article from: Immunotherapy Weekly; 3/5/2003; 617 words ; ...The ''hyperplastic polyp'' is considered a benign lesion...distinguish from hyperplastic polyp, which creates a need for more...morphologic analysis of all serrated polyps. "We evaluated 24 morphologic variables in 289 serrated polyps from the colon and rectum...
REAGAN POLYPS NON-CANCEROUS, TESTS DISCLOSE PRESIDENT RESTS AT CAMP DAVID.(Main)
Newspaper article from: Albany Times Union (Albany, NY); 6/22/1986; 700+ words ; ...especially villous adenomatous polyps, may eventually develop into...Moreover, the tiny size of the polyps removed from Reagan's colon...By contrast, the cancerous polyp removed last July was one...it was unclear if the two polyps removed Friday were of the villous...
Colorectal polyps with extensive absorptive enterocyte differentiation / In reply
Magazine article from: Archives of Pathology & Laboratory Medicine; 4/1/2000; ; 700+ words ; ...variant of colorectal hyperplastic polyps for the following 2 reasons...not a distinct feature of the polyps described by Yokoo et al. Figure...lesion was a pedunculated rectal polyp (14 mm at the largest diameter...several small crypts, as were the polyps described by Yokoo et al. The...
Sphenochoanal polyp: an endoscopic view.(RHINOSCOPIC CLINIC)
Magazine article from: Ear, Nose and Throat Journal; 1/1/2007; ; 700+ words ; ...was an inflammatory polyp. At 6-month follow...recurrence. Sphenochoanal polyps are rare. These...of a sphenochoanal polyp. Eur Arch Otorhinolaryngol...HD. Sphenochoanal polyps: Evaluation with...of a sphenochoanal polyp. Ear Nose Throat...and sphenochoanal polyps: A rare clinical...
Solitary polyps of the uncinate process.
Magazine article from: Ear, Nose and Throat Journal; 2/1/2007; ; 700+ words ; ...Abstract Cases of a solitary polyp of the nasal cavity are...formation of solitary polyps is the anatomic variations...diagnosis was a solitary polyp in each nasal cavity...performed, and both polyps were removed via uncinatectomy...surgery revealed that the polyp on the right had ...