What's the difference between inflammation and leptomeningitis?
Inflammation
Definition:
(n.) The act of inflaming, kindling, or setting on fire; also, the state of being inflamed.
(n.) A morbid condition of any part of the body, consisting in congestion of the blood vessels, with obstruction of the blood current, and growth of morbid tissue. It is manifested outwardly by redness and swelling, attended with heat and pain.
(n.) Violent excitement; heat; passion; animosity; turbulence; as, an inflammation of the mind, of the body politic, or of parties.
Example Sentences:
(1) The authors conclude that H. pylori alone causes little or no effect on an intact gastric mucosa in the rat, that either intact organisms or bacteria-free filtrates cause similar prolongation and delayed healing of pre-existing ulcers with active chronic inflammation, and that the presence of predisposing factors leading to disruption of gastric mucosal integrity may be required for the H. pylori enhancement of inflammation and tissue damage in the stomach.
(2) The authors followed up the occurrence of inflammation-mediated osteopenia (IMO) in young and adult rats weighing 50 g and 150 g, respectively.
(3) The base materials caused more pulpal inflammation than the control material, Kalzinol, although by an indirect mechanism.
(4) Achilles tendon overuse injuries exist as a spectrum of diseases ranging from inflammation of the paratendinous tissue (paratenonitis), to structural degeneration of the tendon (tendinosis), and finally tendon rupture.
(5) The authors describe the role played by these substances in the pathogenesis of inflammations, their importance in the regulation of intraocular pressure and in the development of cystoid macular oedema.
(6) The aim of our experiments was to investigate firstly whether during an acute inflammatory process platelets accumulate in the inflamed area and secondly whether the inflammation has an effect on the properties of the platelets.
(7) A patient with abdominal discomfort and hematemesis was found to have lower esophageal inflammation on endoscopy.
(8) Hence, presence of IgG rheumatoid factor correlated positively with the presence of rheumatoid disease, and evidence was established that certain features of rheumatoid inflammation occur in dental periapical lesions of many patients with rheumatoid disease.
(9) The development of pulmonary edema in high-altitude residents with upper respiratory infections and no antecedent low-altitude journey is consistent with the presence of other factors such as inflammation, which may play a role in the pathogenesis of the edema.
(10) Vulvovaginal inflammations and infections in the premenarchal child are caused by a large number of etiologic agents.
(11) However, coinciding with the height of inflammation and clinical signs at 12 dpi, the GFAP mRNA content dropped to approximately 50% of the level at 11 dpi but rose again at 13 dpi.
(12) Earlier recognition of foul-smelling mucoid discharge on the IUD tail, or abnormal bleeding, or both, as a sign of early pelvic infection, followed by removal of the IUD and institution of appropriate antibiotic therapy, might prevent the more serious sequelae of pelvic inflammation.
(13) On the other hand, the compound was more potent on secondary or late stage than on primary stage of inflammation, and to some extent showed the mode of action seen with steroid antiinflammatory drugs.
(14) Although the mechanism(s) by which melanin augments inflammation has not been defined, these data suggest that the binding of serum components (such as antibodies) to melanin may contribute to its proinflammatory effect.
(15) Morphologic and microbiologic study of the operation and biopsy specimens, obtained from 73 patients with odontogenic inflammatory processes has shown that in 38% of cases the inflammation was induced by mixed fungal and bacterial flora.
(16) Major reported complications include hemorrhage, perforation, biliary and pancreatic obstruction, and inflammation with intestinal obstruction.
(17) In adults it reappears in malignant tumors and during inflammation and tissue repair.
(18) The data indicate that activated helper T cells are required and sufficient to give rise to the inflammatory infiltrates that are characteristic of the inflammations and exacerbations in human rheumatoid arthritis.
(19) The mice that remained asymptomatic at this time showed few signs of inflammation and none developed clinical disease over the following 9 months.
(20) Experiments have been performed using CO2 laser-assisted microvascular anastomoses, and they demonstrated the following features, in comparison with conventional anastomoses: ease in technique; less time consumption; less tissue inflammation; early wound healing; equivalency of patency rate and inner pressure tolerance; but only about 50 percent of the tensile strength of manual-suture anastomosis.
Leptomeningitis
Definition:
(n.) Inflammation of the pia mater or of the arachnoid membrane.
Example Sentences:
(1) Electron microscopic examination of all leptomeningeal and meningioma cultures revealed desmosomes and dense tonofilament formation; in addition, granular, filamentous basement membrane-like material was abundant in the extracellular spaces of all cultures.
(2) Criteria for inclusion in this study were positive myelographic examination, positive cerebrospinal fluid cytology on two or more samples, or evidence of leptomeningeal seeding at autopsy.
(3) 6 autopsy cases of primary leptomeningeal sarcomatosis are presented as a distinct nosological entity with a variable clinical picture and morphology in 5 males and 1 female.
(4) The amount of GAG in the leptomeninges, inclusive of the large blood vessels, was 10.8, 6.5, 4.5 and 2.2 times greater in patients with MPS I, II, V and IIIA respectively, than the mean of unaffected controls.
(5) Compared with an age-matched control group, MA were present in all cases of Leigh's disease (leptomeningeal and intracerebral endothelial and vascular smooth muscle cells, choroid plexus epithelia, ependymal cells, astrocytes or some neurons), in 2 cases of Canavan's disease and the Alpers' syndrome cases (astrocytes and occasionally some neurons).
(6) 4-HC in a VX2 rabbit model of leptomeningeal carcinomatosis to evaluate the potential use of 4-HC in the treatment of leptomeningeal tumors.
(7) We describe a patient with leptomeningeal carcinomatosis in whom no primary malignancy was found in spite of extensive laboratory investigations.
(8) Serial sections of 90 Sprague-Dawley rat brains with the pineal in situ were scanned to determine the occurrence and regional distribution of calcareous concretions within the pineal gland and its surrounding leptomeningeal tissue.
(9) This is thought to be only the second reported case of rheumatoid granulomatous involvement of the leptomeninges.
(10) Subsequently, we determined that 13 patients had parenchymal brain metastases, 10 had leptomeningeal carcinomatosis, and 36 had no CNS involvement.
(11) Leptomeningeal carcinomatosis was found in 2 patients of the former group but none in the latter.
(12) Despite radiotherapy, the brain lymphoma had progressed to involve the spinal leptomeninges extensively, but there was no lymphoma outside the central nervous system (CNS) at autopsy.
(13) Delayed development of the AIDS dementia complex, despite both early exposure of the nervous system to HIV-1 and chronic leptomeningeal infection, indicates that although this virus is "neurotropic," it is relatively nonpathogenic for the brain in the absence of immunosuppression.
(14) Leptomeningeal metastasis of renal carcinoma is shown to invade the glioblastoma at its margin.
(15) The variation was in the order leptomeninges greater than hypothalamus greater than cerebral cortex = mesencephalon greater than cerebellum = brain stem.
(16) One such entity, noninfectious granulomatous angiitis of the nervous system (GANS), is an extremely rare disease with a predilection for leptomeningeal and parenchymal arteries and veins.
(17) The present ultrastructural study demonstrates the presence of oxytalan fibres in normal and regenerating leptomeninges of adult albino rats.
(18) Proptosis and ptosis, caused by a large orbital mass that was excised and determined to be malignant melanoma, developed in a 4-year-old girl with congenital neurocutaneous melanosis (multiple large or giant cutaneous nevi associated with abnormal leptomeningeal pigmentation).
(19) Autopsy disclosed thickened leptomeninges with perivascular fibrosis, non-rheumatic calcified aortic and mitral stenosis with marked fibrosis, and mild infiltration of Gaucher cells in the reticuloendothelial organs.
(20) Magnetic resonance imaging has been used increasingly in the staging and evaluation of neoplasia of the brain and leptomeninges.