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285篇 您的检索式:作者名="Larson A M"
    题名 作者 年代 出处 被引量
1Diffusion-weighted magnetic resonance imaging to predict response of hepatocellular carcinoma to chemoembolization显示文摘AIM: To investigate whether intra-procedural diffusion- weighted magnetic resonance imaging can predict response of hepatocellular carcinoma (HCC) during trans- catheter arterial chemoembolization (TACE). METHODS: Sixteen patients (15 male), aged 59 ±11 years (range: 42-81 years) underwent a total of 21 separate treatments for unresectable HCC in a hybrid magnetic resonance/interventional radiology suite. Ana- tomical imaging and diffusion-weighted imaging (b = 0, 500 s/mm2) were performed on a 1.5-T unit. Tumor enhancement and apparent diffusion coefficient (ADC, mm2/s) values were assessed immediately before and at 1 and 3 mo after TACE. We calculated the percent change (PC) in ADC values at all time points. We compared follow-up ADC values to baseline values using a paired t test (α = 0.05). RESULTS: The intra-procedural sensitivity, specificity, and positive and negative predictive values (%) for detecting a complete or partial 1-mo tumor response using ADC PC thresholds of ±5%, ±10%, and ±15% were 77, 67, 91, and 40; 54, 67, 88, and 25; and 46, 100, 100, and 30, respectively. There was no clear predictive value for the 3-mo follow-up. Compared to baseline, the immediate post-procedure and 1-mo mean ADC values both increased; the latter obtaining statistical significance (1.48 ± 0.29 mm2/s vs 1.65 ± 0.35 × 10-3 mm2/s, P < 0.014). CONCLUSION: Intra-procedural ADC changes of > 15% predicted 1-mo anatomical HCC response with the greatest accuracy, and can provide valuable feedback at the time of TACE.Johnathan C Chung Neel K Naik Robert J Lewandowski Mary F Mulcahy Laura M Kulik Kent T Sato Robert K Ryu Riad Salem Andrew C Larson Reed A Omary 2010World Journal of Gastroenterology2010,16,25:13
2Clinical outcomes following salvage Gamma Knife radiosurgery for recurrent glioblastoma显示文摘Glioblastoma multiforme(GBM) is the most common malignant primary brain tumor with a survival prognosis of 14-16 mo for the highest functioning patients. Despite aggressive, multimodal upfront therapies, the majority of GBMs will recur in approximately six months. Salvage therapy options for recurrent GBM(r GBM) are an area of intense research. This study compares recent survival and quality of life outcomes following Gamma Knife radiosurgery(GKRS) salvage therapy. Following a Pub Med search for studies usingGKRS as salvage therapy for malignant gliomas, nine articles from 2005 to July 2013 were identified which evaluated rG BM treatment. In this review, we compare overall survival following diagnosis, overall survival following salvage treatment, progression-free survival, time to recurrence, local tumor control, and adverse radiation effects. This report discusses results for rG BM patient populations alone, not for mixed populations with other tumor histology grades. All nine studies reported median overall survival rates(from diagnosis, range:16.7-33.2 mo; from salvage, range:9-17.9 mo). Three studies identified median progression-free survival(range:4.6-14.9 mo). Two showed median time to recurrence of GBM. Two discussed local tumor control. Six studies reported adverse radiation effects(range:0%-46% of patients). The greatest survival advantages were seen in patients who received GKRS salvage along with other treatments, like resection or bevacizumab, suggesting that appropriately tailored multimodal therapy should be considered with each rG BM patient. However, there needs to be a randomized clinical trial to test GKRS for rG BM before the possibility of selection bias can be dismissed.Erik W Larson Halloran E Peterson Wayne T Lamoreaux Alexander R MacKay Robert K Fairbanks Jason A Call Jonathan D Carlson Benjamin C Ling John J Demakas Barton S Cooke Christopher M Lee 2014World Journal of Clinical Oncology2014,5,2:5
3Evidence for a 15; 17translocation in every patient with acute promyelmytic leukemia显示文摘LARSON R A KONDO K VARDIMAN J W BUTLER A E GOLOMB H M ROWLEY J D 1984Am J Med1984,76,5:1
4Rapid com- munication: restriction fragment length polymorphisms at the porcine transporter associated with antigen processing 1 (TAP1) locus显示文摘Vaske D A Ruohonen M K Larson R ~ 1994JAnim Sci1994,72,1:1
5Molecular phylogenetics of Squamata: the position of snakes, amphisbaenians, and dibamids, and the root of the squamate tree显示文摘Townsend T M Larson A Louis E 2004Systematic Biology2004,53,5:1
6Association of blood pressure with fibrinolytic potential in the Framingham offspring population显示文摘Poli K A Tofler G H Larson M G 2000Circulation2000,25,:1
7Collocation versus differential inclusion in direct optimization 显示文摘Conway B A Larson K M 1998Journal of Guidance Control and Dynamics1998,21,5:1
8Inactivation of Bacillus subtilis spores with ozone and monochloramine显示文摘Larson M A Marinas B J 2003Water Research2003,37,4:1
9Does the relation of blood pressure to coronary heart disease risk change with aging The Framingham heart study显示文摘Franklin S S Larson M G Khan S A 2001Circulation2001,103,:1
10Reli- ability and validity of the 12 - minute distance walk in pa- tients with chronic obstructive pulmonary disease显示文摘LARSON J L COVEY M K VITALO C A 1996Nurs Res1996,45,4:1
11Dental occlusion after veau-Wardiu-Kilner versus minimal incision technique repair of isolated clefts of the hard and soft palate显示文摘Karsten A Larson M Larson O 2003Cleft Palate Craniofac J2003,40,5:1
12The natural history of borderline isolated systolic hypertension显示文摘SAGIE A LARSON M G LEVY D 1993N Engl J Med1993,329,:1
13Oxidative polymerization of dissolved phenols by soluble and insoluble inorganic species 显示文摘LARSON R A Hufnal J M 1980Limnology and Oceanography1980,25,2:1
14Relationship between age of blastocyst formation and interferon-τ secretion by in vitro-derived bovine embryos 显示文摘Kubisch H M Larson M A Roberts R M 1998Mol Reprod Dev1998,49,:1
15Learning crowdsourced user preferences for visual summarization of image collections显示文摘Rudinac S Larson M and Hanjalic A 2013IEEE Transactions on Multimedia2013,15,6:1
16A network model of organiza- tion formation显示文摘Larson A Start J m 1993Entrepreneurship Theory and Prac- tice1993,17,2:1
17Dental occlusion after Veau-Wardill-Kilner versus minimal incision technique repair of isolated clefts of the hard and soft palate 显示文摘Karsten A Larson M Larson O 2003Cleft Palate Craniofac J2003,40,5:1
18Sexual dimorphism among bovine embryos in their ability to make the transition to expended blastocyst and in the expression of the signaling molecule IFN-tau 显示文摘Larson M A Kimura K Kubisch H M 2001Proc Natl Acad Sci USA2001,98,:1
19Calcium carbonate saturation index and alkalinity interpretations 显示文摘LARSON T E BUSWELL A M 1942Journal of American Water Works Association1942,34,11:1
20Modified sidereal filtering:implications for high-rate GPS positioning 显示文摘Choi K Bilich A Larson K M 2004Geo-phys Res Lett2004,31,22:1
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