What's the difference between swelling and tumor?

Swelling


Definition:

  • (p. pr. & vb. n.) of Swell
  • (n.) The act of that which swells; as, the swelling of rivers in spring; the swelling of the breast with pride.
  • (n.) A protuberance; a prominence
  • (n.) an unnatural prominence or protuberance; as, a scrofulous swelling.

Example Sentences:

  • (1) Furthermore echography revealed a collateral subperiosteal edema and a moderate thickening of extraocular muscles and bone periostitis, a massive swelling of muscles and bone defects in subperiosteal abscesses as well as encapsulated abscesses of the orbit and a concomitant retrobulbar neuritis in orbital cellulitis.
  • (2) Undaunted by the sickening swell of the ocean and wrapped up against the chilly wind, Straneo, of Woods Hole Oceanographic Institution, one of the world's leading oceanographic research centres, continues to take measurements from the waters as the long Arctic dusk falls.
  • (3) Axons emerge from proximal dendrites within 50 microns of the soma, and more rarely from the soma, in a tapering initial segment, commonly interrupted by one or two large swellings.
  • (4) It is a specific clinical picture with extensive soft tissue gas and swelling of the forearm.
  • (5) Psychiatric morbidity is further increased when adjuvant chemotherapy is used and when treatment results in persistent arm pain and swelling.
  • (6) Chromatolysis and swelling of the cell bodies of cut axons are more prolonged than after optic nerve section and resolve in more central regions of retina first.
  • (7) At 7 days axonal swellings were infrequently observed and the main structural feature was a reduction in myelin thickness in affected nerve fibers.
  • (8) In the companion paper, we quantitatively account for the observation that the ability of a solute to promote fusion depends on its permeability properties and the method of swelling.
  • (9) Admission venom levels also correlated with the extent of local swelling and the occurrence of tissue necrosis at the site of the bite.
  • (10) After 40 minutes of coronary occlusion and 20 minutes of reflow, significant cardiac weight gain occurred in association with characteristic alterations in the ischemic region, including widespread interstitial edema and focal vascular congestion and hemorrhage and swelling of cardiac muscle cells.
  • (11) The intensity of involvement varies in different arteries, localized swelling is of particular importance as a measure of atherosclerotic involvement.
  • (12) The DTH responses were induced by subcutaneous injection of allogeneic epidermal cells (ECs) and were assayed by footpad swelling.
  • (13) Adjunctive usage of elastic stockings and intermittent compression pneumatic boots in the perioperative period was helpful in controlling leg swelling and promoting wound healing.
  • (14) (1970) Endocrinology 87, 993--999), in stimulating both mitochondrial protein synthesis and swelling.
  • (15) Rapid swelling of the knee following a blow or twisting injury is considered a significant injury.
  • (16) Attachment appeared to involve a very close physical proximity of treponemes to the cultured cells; at the site of attachment, no changes such as swelling or indentation of the cultured cell surface were observed.
  • (17) The method is based upon osmotic swelling, sonication and centrifugation in sucrose.
  • (18) By contrast, all the semen samples that fertilized oocytes showed a 60% or higher reaction in the hypoosmotic swelling test, whereas the majority of the "infertile" semen samples showed less than 60% swelling.
  • (19) The changes included swelling, blunting, and flattening of epithelial foot processes, were accompanied by decreased stainability of glomerular anionic sites, and were largely reversed by subsequent perfusion with the polyanion heparin.
  • (20) After 3-5 days of side-arm traction, swelling had usually diminished sufficiently to allow the elbow to be safely hyperflexed to stabilize the fracture after elective closed reduction.

Tumor


Definition:

  • (n.) A morbid swelling, prominence, or growth, on any part of the body; especially, a growth produced by deposition of new tissue; a neoplasm.
  • (n.) Affected pomp; bombast; swelling words or expressions; false magnificence or sublimity.

Example Sentences:

  • (1) Patients with papillary carcinoma with a good cell-mediated immune response occurred with much lower infiltration of the tumor boundary with lymphocyte whereas the follicular carcinoma less cell-mediated immunity was associated with dense lymphocytic infiltration, suggesting the biological relevance of lymphocytic infiltration may be different for the two histologic variants.
  • (2) After stimulation with lipopolysaccharide and calcium ionophore A23187, culture supernatants of clones c18A and c29A showed cytotoxic activity against human melanoma A375 Met-Mix and other cell lines which were resistant to the tumor necrosis factor, lymphotoxin and interleukin 1.
  • (3) Competition with the labelled 10B12 MAb for binding to the purified antigen was demonstrated in sera of tumor-bearing and immune rats.
  • (4) The Cavitron Ultrasonic Surgical Aspirator (CUSA) is a dissecting system that removes tissue by vibration, irrigation and suction; fluid and particulate matter from tumors are aspirated and subsquently deposited in a canister.
  • (5) Tumor shrinkage was documented by A-scan ultrasonography in all but one patient.
  • (6) The clinical and radiologic characteristics of this unusual tumor are discussed.
  • (7) In spite of dense lymphocytic infiltration only 3% of the tumor infiltrating lymphocytes exhibit the activation marker CD 25.
  • (8) The histological pattern of tumor was identified in 28 cases.
  • (9) The statistical T value calculated for the LP-TAE group showed that the administration of LP, the tumor size, intrahepatic metastasis, portal vein infiltration, and serum total bilirubin and alpha-fetoprotein levels significantly (P < 0.01) affected the patients' survival.
  • (10) Among the groups investigated, the subjects with gastric tumors presented the greatest values.
  • (11) The tumors were identified by magnetic resonance (MR) imaging.
  • (12) It was concluded that the significant factors affecting outcome are tumor cell type and presence or absence or mitoses.
  • (13) When TSLP was pretreated with TF5 in vitro, the most restorative effects on the decreased MLR were found in hyperplastic stage and the effects were becoming less with the advance of tumor developments.
  • (14) In all groups, there was a fall in labeling index with time reflecting increasing tumor size.
  • (15) Oral administration in domestic cats causes malignant hepatomas and tumors of the esophagus and kidney.
  • (16) The results also indicate that small lesions initially noted only on CT scans of the chest in children with Wilms' tumor frequently represent metastatic tumor.
  • (17) Currently, photodynamic therapy is under FDA-approved clinical investigational trials in the treatment of tumors of the skin, bronchus, esophagus, bladder, head and neck, and of gynecologic and ocular tumors.
  • (18) The HTCA is promising as a potential tool for studying the biology of tumors.
  • (19) The increase in red blood cell mass was associated with an elevation in erythropoietic stimulatory activity in serum, pleural fluid, and tumor-cyst fluid as determined by the exhypoxic polycythemic mouse assay.
  • (20) In view of reports of the reduction of telomeric repeats in human malignant tumors, we measured the lengths of telomeric repeats in 55 primary neuroblastomas.