(a.) Of a mild type or character; as, a benign disease.
Example Sentences:
(1) This particular variant of rheumatoid arthritis (RA) is characterized by the presence of subcutaneous rheumatoid nodules, scanty or absent systemic manifestations and a clinically benign course.
(2) Weddellite calcification was associated with benign lesions in 16 cases, but incidental atypical lobular hyperplasia and lobular carcinoma in situ were present, each in one case.
(3) Periosteal chondroma is an uncommon benign cartilagenous lesion, and its importance lies primarily in its characteristic radiographic and pathologic appearance which should be of assistance in the differential diagnosis of eccentric lesions of bones.
(4) The vulvar white keratotic lesions which have been subjected to histological examination in Himeji National Hospital (1973-1987) included 13 cases in benign dermatoses, 4 cases in vulvar epithelial hyperplasia, 3 cases in lichen sclerosus, and 3 cases in lichen sclerosus with foci of epithelial hyperplasia.
(5) Such complications as intracerebral haematoma or meningeal haemorrhage may occur during the usually benign course of the disease.
(6) Aneurysmal bone cyst is an uncommon benign lesion that rarely presents in the craniofacial region.
(7) Benign and malignant epithelial and soft tissue tumors of the skin were usually negatively stained with MoAb HMSA-2.
(8) HCT were classified by light microscopy as benign (n = 22), intermediate (n = 30), and malignant (n = 13).
(9) Four cases of benign lymphoid hyperplasia (BLH) of the duodenal bulb are reported.
(10) However, in benign prostatic hypertrophy (BPH) cases, a high false positive rate of 41% was observed in Americans.
(11) One week after initiation is 1-2 months before the appearance of benign papillomas that harbor activated Ha-ras oncogenes when the initiated mice are promoted with the tumor promoter phorbol 12-myristate 13-acetate.
(12) Gangliogliomas are rare benign tumors of the central nervous system containing neoplastic ganglion and low grade glial cells.
(13) It is important to be aware of the histological characteristics of this essentially benign condition so that unnecessary radical therapies can be avoided.
(14) No malignant tumour failed to be diagnosed (100% reliable), the anatomopathological examination of specimens in benign conditions was never wrong (100% reliable).
(15) Positive staining was present in cells in almost all of the benign and fibro-histiocytic lesions but was reduced in the malignant group.
(16) In this paper, 5 patients with benign tumor (3 tubular adenoma, 1 leiomyoma and 1 fibroma) and 35 pseudotumor (26 cholesterol polyps and 9 inflammatory polyps) of the gallbladder are presented.
(17) Because of the small number of cases (7), however, we are not able to state whether it is possible to distinguish between benign and malignant tumors in all cases.
(18) This postoperative surveillance was aimed at discovering benign or malignant neoplastic growth within the remaining large bowel.
(19) However, despite extreme neutropenia, infection is rare in chronic benign neutropenia patients.
(20) In contrast, there was only a 5% incidence of malignant neoplasia and a 29% incidence of benign neoplasia in the respiratory region.
Naevus
Definition:
Example Sentences:
(1) Dysplastic naevus syndrome (DNS) is frequently observed in association with familial melanoma and xeroderma pigmentosum (XP), but the role of UV-light in the development of DNS has not been elucidated.
(2) This feature can be found in several dermatoses and particularly in lichen striatus and acantholytic linear naevus.
(3) Mean naevus numbers were greater in young than in older adults, and in females than in males.
(4) The mean total body naevus count was 115 in the cases and 67 in the controls.
(5) Analysing the cases according to Clark's levels and Breslow's index, a decrease in the naevus-melanoma association was seen with tumour progression, suggesting that advanced tumours may overgrow pre-existing nevus cells, appearing as de novo melanomas.
(6) A bone scan and red blood cell scan in the rare epidermal naevus syndrome, associated with multiple haemangiomas of the bone and hypophosphataemic osteomalacia in a 20-year-old man are reported.
(7) The activities of 27 enzymes of carbohydrate metabolism and the proportions of lactate dehydrogenase isoenzymes were determined in epidermis, in superficial epitheliomas and in several solid tumours biopsied from a patient with basal-cell naevus syndrome.
(8) One of the causes of twenty nail dystrophy of childhood may be a localized tissue malformation, analogous to inflammatory linear verrucous epidermal naevus.
(9) This is particularly true for skin lesions related to the vascular system (e.g., livedo racemosa, spider naevus).
(10) Two hundred moles were examined histologically and the degree and type of epidermal change was recorded and correlated with the arrangement, density and type of naevus cells present and with the clinical presentation.
(11) The clinical, histological and histogenetic aspects of naevus follicularis keratosus (NFK) ("naevus comedonicus") are reported.
(12) Doubt is cast also upon the validity of the concepts of a dysplastic naevus and a dysplastic naevus syndrome.
(13) Secondly, a study in Canadian school children revealed significantly higher naevus counts in subjects with numerous or severe episodes of sunburn in the previous 5 years.
(14) There is some doubt as to whether naevus pilus is identical with naevus-on-naevus or lentiginous naevus en mottes.
(15) An immunohistological evaluation of the diagnosis of naevus-associated melanoma was also performed on the basis of specimens from 89 melanocytic lesions.
(16) The case of a 5-month-old black female child with a linear sebaceous naevus syndrome and multiple congenital anomalies is presented.
(17) We report on the clinical and pathological features of three patients (two girls and one boy aged 6, 12 and 11 years respectively) from the St Laurentius hospital (Roermond, Netherlands) with melanoma of the skin, in whom the lesions histologically resembled the more frequently occurring spindle and epithelioid cell naevus (SE naevus).
(18) The authors report a case of extensive verrucous epidermal naevus of the face in a 15 year old Senegalese boy.
(19) The patient had extensive cutaneous naevus involving the left side of the body and consisting of naevus flammeus, hemangioma cavernosum, and naevus verrucosus.
(20) The difference in naevus count between the exposed and the protected area was larger in patients than in controls, p less than 0.001.