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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
2000-6-1
pubmed:abstractText
The purpose of this study was to retrospectively predict the chemotherapy response to paclitaxel in non-small cell lung cancer (NSCLC) using technetium-99m methoxyisobutylisonitrile (Tc-99m MIBI) chest single-photon-emission computed tomography (SPECT) to detect the expression of multidrug-resistance-mediated Mr 170,000 P-glycoprotein. Before chemotherapy with Paclitaxel (Taxol), 30 patients with stage IIIb or IV NSCLC were enrolled in this study. Early chest SPECT 10 min after i.v. injection of Tc-99m MIBI was performed to qualitatively interpret Tc-99m MIBI chest SPECT visually and quantitatively calculate early tumor:normal lung ratios (T:NL) for quick assessment of multidrug-resistant P-glycoprotein expression in NSCLC. On the basis of qualitatively visual interpretation of early Tc-99m MIBI chest SPECT, all of 15 (100%) cases with good response to chemotherapy with Taxol could be detected but 10 (67%) of 15 cases with poor response could not be detected. Early Tc-99m MIBI chest SPECT could correctly predict chemotherapy response in 25 (83%) of 30 of cases. The early T:NL were 3.30 +/- 0.82 for 15 patients with good response and 2.02 +/- 0.19 for 5 patients with poor response. The differences were significant (P < 0.05) by independent Student t tests. However, no significant differences were found for other prognostic factors (age, sex, tumor size, tumor location, stage, and cell type) between good-response and poor-response patients. Early Tc-99m MIBI chest SPECT has the potential to predict chemotherapy response to Paclitaxel.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
1078-0432
pubmed:author
pubmed:issnType
Print
pubmed:volume
6
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
820-4
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed-meshheading:10741702-Adult, pubmed-meshheading:10741702-Aged, pubmed-meshheading:10741702-Antineoplastic Agents, Phytogenic, pubmed-meshheading:10741702-Carcinoma, Non-Small-Cell Lung, pubmed-meshheading:10741702-Female, pubmed-meshheading:10741702-Humans, pubmed-meshheading:10741702-Lung Neoplasms, pubmed-meshheading:10741702-Male, pubmed-meshheading:10741702-Middle Aged, pubmed-meshheading:10741702-Neoplasm Staging, pubmed-meshheading:10741702-P-Glycoprotein, pubmed-meshheading:10741702-Paclitaxel, pubmed-meshheading:10741702-Predictive Value of Tests, pubmed-meshheading:10741702-Prognosis, pubmed-meshheading:10741702-Retrospective Studies, pubmed-meshheading:10741702-Technetium Tc 99m Sestamibi, pubmed-meshheading:10741702-Tomography, Emission-Computed, Single-Photon, pubmed-meshheading:10741702-Treatment Outcome
pubmed:year
2000
pubmed:articleTitle
Quickly predicting chemotherapy response to paclitaxel-based therapy in non-small cell lung cancer by early technetium-99m methoxyisobutylisonitrile chest single-photon-emission computed tomography.
pubmed:affiliation
Department of Nuclear Medicine, Taichung Veterans General Hospital, Taiwan. kao@vg40705.vghtc.gov.tw
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't