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Issue Date
2003-03-01
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Closed needle pleural biopsy in Iceland 1990-1999Citation
Læknablaðið 2003, 89(3):215-219Abstract
Objective: Closed pleural biopsy is done to determine causes of pleural effusion after fluid analysis has been nondiagnostic. The aim of the study was to evaluate results of closed pleural biopsy in Iceland. Material and methods: All pathology reports of closed pleural biopsy from 1990-1999 at the Department of Pathology were reviewed. Hospital records for these patients were screened. Results: There were 130 samples from 120 individuals. There were 74 males and 46 females. Deceased are 75/120. The most common diagnosis was pleuritis or fibrosis in 85/120, cancer in 15 and three had tuberculosis but 17/120 had other results. The sensitivity of a closed pleural biopsy for diagnosing cancer was 27%. Adding cytology increased the sensitivity to 56%. Of those that had pleuritis on initial biopsy the cause was found to be cancer in 33/85, pneumonia in 11, trauma in 5 and in 8 there were other causes. In 25/85 no etiology could be found. By doing further studies it was demonstrated that the cause for the fluid was malignancy in 55/120. Of those most had lung cancer or 24/55, and the second most common cause was breast cancer in 7. Despite further studies no cause was found in 32/85. Conclusions: Closed pleural biopsy has fairly low sensitivity for diagnosis of cancer but it can be increased by adding cytologic evaluation. It is necessary to do further investigations and follow-up in patients that have inflammation in pleural biopsy.Inngangur: Lokuð fleiðrusýnataka er gerð til að finna orsök fyrir vökvasöfnun í fleiðruholi sem ekki hefur fundist skýring á með vökvarannsókn eingöngu. Tilgangur rannsóknarinnar var að kanna niðurstöður lokaðrar fleiðrusýnatöku með nál á Íslandi. Efniviður og aðferðir: Hjá Rannsóknastofu Háskólans í meinafræði voru athuguð vefjarannsóknasvör allra fleiðrusýna frá 1990-1999. Sjúkraskýrslur voru kannaðar. Niðurstöður: Um var að ræða 130 sýni frá 120 einstaklingum, 74 körlum og 46 konum. Látnir eru 75/120. Algengasta greiningin var fleiðrubólga eða bandvefsaukning hjá 85/120, krabbamein hjá 15 og þrír voru með berkla en hjá 17/120 voru aðrar niðurstöður. Næmi fleiðrusýnis var um það bil 27% við greiningu á illkynja vexti. Ef frumurannsókn var einnig gerð á vökvanum jókst næmið í 56%. Af þeim sem greindust með fleiðrubólgu var orsökin illkynja vöxtur hjá 33/85, lungnabólga hjá 11, fimm vegna áverka og hjá átta voru aðrar orsakir, en hjá 25/85 fannst engin skýring. Með frekari rannsóknum var hægt að sýna fram á að orsökin fyrir vökvanum var krabbamein hjá 55/120. Af þeim voru langflestir með lungnakrabbamein, eða 24/55, því næst kom brjóstakrabbamein með sjö tilfelli. Þrátt fyrir frekari rannsóknir fannst engin skýring á vökvasöfnuninni hjá 32. Ályktanir: Lokuð fleiðrusýnataka með nál hefur fremur lágt næmi í greiningu illkynja æxla en auka má næmið með því að gera frumurannsókn á vökvanum. Þörf er frekari rannsókna og eftirlits hjá þeim sem hafa bólgu í fleiðrusýni.
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