polypoid tumor

polypoid tumor

Oncology Any tumor benign or malignant with a polyp-like appearance. See Polyp.
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A 67-year-old man presented with a polypoid tumor of glottis (Figure 6, A).
Bronchoscopy showed a round pinkish polypoid tumor obstructing the distal portion of the left main bronchus [Figure 1]b.
Urgent colonoscopy was performed immediately, identifying a fungating, polypoid tumor about 15 cm above the anal verge with partial intestinal obstruction [Figure 1]a.
The biopsy showed pseudostratified nasal epithelium and underlying polypoid tumor mass composed of benign spindle cells arranged in hypo & hypercellular areas.
Microscopic analysis revealed that the polypoid tumor was composed of cells with gland-forming pleomorphic nuclei (figure 2).
Clinical examination revealed the presence of a small, whitish, polypoid tumor on the laryngeal surface of the epiglottis; no other primary melanoma was detected.
Reports in the literature use different nomenclature when referring to these lesions, such as tonsillar lymphangiomatous polyp, angioma, angiofibroma, fibrolipoma, polypoid tumor containing fibroadipose tissue, hamartomatous tonsillar polyp, and lymphangiectatic fibrous polyp.
10) Extramedullary plasmacytoma of the upper aerodigestive tract usually presents as a submucosal, reddish, sessile or polypoid tumor that is rarely ulcerated.
The surgical specimen included a whitish polypoid tumor measuring 3.
The filling defect in the extrahepatic ducts was found to be a polypoid tumor measuring 5.
Colonoscopic examination showed an unusual polypoid tumor with stenosis of the lumen at the rectosigmoid junction, but endoscopic biopsy showed only nonspecific inflammation.
A 75-year-old man referred to the hematuria clinic was found to have a large polypoid tumor of the urinary bladder, which on microscopic examination proved to be a primary osteosarcoma with superficial invasion.