نتایج جستجو برای: needle aspiration biopsy
تعداد نتایج: 139606 فیلتر نتایج به سال:
This paper describes the results of transproctoscopic fine needle aspiration cytology in the diagnosis of rectal lesions. Fifty one consecutive patients referred with a presumptive diagnosis of rectal mass were subjected to proctoscopic examination when fine needle aspiration cytology, brush cytology and biopsy samples were taken. Of the 30 patients of malignancy of rectum in whom all the three...
BACKGROUND The negative predictive value of endoscopic ultrasonography-guided fine needle aspiration for the diagnosis of solid pancreatic lesions remains low, and the biopsy specimens are sometimes inadequate for appropriate pathological diagnosis. AIMS To evaluate the usefulness of a novel method of contrast-enhanced harmonic endoscopic ultrasonography-guided fine-needle aspiration for the ...
This is a review of the positive biopsy rate of nonpalpable breast lesions detected on mammography. The histology of 130 hookwire excision biopsy from 1990 to 1995 and the cytology of 39 stereotactic fine needle aspiration cytology in 1995 were reviewed. The yearly positive biopsy rate of each procedure was determined. In 1990, the positive biopsy rate for hookwire excision biopsy was 15%, in 1...
BACKGROUND Ultrasound has been used to guide percutaneous aspiration biopsy of thoracic tumours with high diagnostic yield. This study assessed the diagnostic value of ultrasound guided percutaneous cutting biopsy for pulmonary consolidation of unknown aetiology. METHODS Thirty patients with undiagnosed lobar or segmental consolidation underwent ultrasound guided percutaneous needle aspiratio...
OBJECTIVE To assess the individual and combined diagnostic accuracy of clinical examination, mammography, and fine needle aspiration biopsy in young women with breast cancer. DESIGN Analysis based on case notes of patients presenting with breast cancer during 1971-89. SETTING A combined breast clinic. PATIENTS Consecutive series of 81 women aged less than 36 with histologically proved bre...
BACKGROUND Malignancies located in the upper middle mediastinum usually do not have a sufficiently large acoustic window to permit a conventional ultrasound guided parasternal biopsy. This study was concerned with an alternative approach whereby ultrasound is applied through the supraclavicular paratracheal window to allow percutaneous biopsy of middle mediastinal malignancies. METHODS Fiftee...
Background Context. Computed tomography- (CT-) guided fine-needle aspiration biopsy of the vertebral body is an important tool in the diagnostic evaluation of vertebral osteomyelitis. The procedure is considered simple to perform and it is considered a safe procedure with few complications. Purpose. The purpose of this study was to describe an unusual complication due to a CT-guided fine-needle...
ECG. Fine needle aspiration cytology, with immediate reporting in the outpatient diagnosis of breast cancer. Ann R Coll Surg Eng 1987;69:280-2. 3 Dixon JM, Clarke PJ, Crucioli V, Dehn TCB, Greenall M, Lee ECG. Reduction in biopsy rate in benign breast disease using fine needle aspiration cytology with immediate reporting. BrJ7 Surg 1987;74: 1014-6. 4 Lofgren M, Andersson I, Bondeson L, Lindholm...
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