Results 21 to 30 of about 80,621 (304)

Ultrasound-guided core needle biopsy for the diagnosis of fibroepithelial breast tumors [PDF]

open access: yes, 2011
OBJETIVO: avaliar a taxa de concordância da biópsia percutânea com agulha grossa guiada por ultrassom seguida pela biópsia excisional em nódulos de mama palpáveis, sugestivos de tumores fibroepiteliais.
AMARAL, Paulo Gustavo Tenório do   +6 more
core   +2 more sources

Comparison of EUS-guided tissue acquisition using two different 19-gauge core biopsy needles: a multicenter, prospective, randomized, and blinded study [PDF]

open access: yes, 2015
BACKGROUND AND STUDY AIMS: The optimal core biopsy needle for endoscopic ultrasound (EUS) is unknown. The principle aim of this study is to compare outcomes of EUS-fine-needle biopsy (EUS-FNB) with a new 19-gauge EUS histology needle (ProCore, Cook ...
Al-Haddad, Mohammad   +8 more
core   +1 more source

A comparative study on ultrasound-guided elite, Mammotome, and core needle biopsy for diagnosing malignant breast masses

open access: yesArchives of Medical Science, 2019
Introduction The present study aims to clarify the advantages and disadvantages of elite biopsy, to provide a reference for selecting the puncture method.
Shi-Fang Zou   +10 more
doaj   +1 more source

Development and validation of a video-assisted liver biopsy technique using a minimally-invasive device

open access: yesBMC Gastroenterology, 2023
Background Percutaneous liver biopsy is the gold standard technique for establishing the cause of cirrhosis and liver disease activity assessment. However, some cases of steatohepatitis or other chronic liver diseases show a high number of false negative
Alexandra Mano Almeida   +5 more
doaj   +1 more source

World Health Organization (WHO)/International Society of Urological Pathology (ISUP) grading in fine‐needle aspiration biopsies of renal masses [PDF]

open access: yes, 2018
Background Utilization of fine‐needle aspiration (FNA) biopsy for the evaluation of renal masses has been increasing at our institution. At times diagnostic material on direct smears is superior to that in the cell block/core biopsy, therefore assigning
Al Nazer   +20 more
core   +1 more source

Diagnostic Challenge of a Deep Minor Salivary Gland Neoplasm

open access: yesCase Reports in Otolaryngology, 2014
Core needle biopsy represents a safe and cheap alternative diagnostic method to open biopsy and fine-needle aspiration cytology in head and neck tumors.
Vivian P. Wagner   +6 more
doaj   +1 more source

A challenging case of Mesenchymal Chondrosarcoma involving the thyroid and special considerations for diagnosis

open access: yesClinical Diabetes and Endocrinology, 2020
Background Thyroid ultrasound is usually used to risk-stratify incidental thyroid nodules. Nodules with high risk sonographic features for malignancy are evaluated by fine-needle aspiration.
Noura Nachawi   +3 more
doaj   +1 more source

Accuracy of Core Needle Biopsy for Musculoskeletal Tumours

open access: yesJournal of Orthopaedic Surgery, 2013
Purpose. To evaluate the sensitivity and specificity of core needle biopsy in determining musculoskeletal tumours in our hospital. Methods. Records of 134 patients who underwent core needle biopsy followed by definitive surgery were retrospectively ...
Chusheng Seng   +2 more
doaj   +1 more source

Prospective Study for Comparison of Endoscopic Ultrasound-Guided Tissue Acquisition Using 25- and 22-Gauge Core Biopsy Needles in Solid Pancreatic Masses. [PDF]

open access: yesPLoS ONE, 2016
BACKGROUND AND AIMS:Although thicker needles theoretically allow more tissue to be collected, their decreased flexibility can cause mechanical damage to the endoscope, technical failure, and sample blood contamination.
Se Woo Park   +10 more
doaj   +1 more source

Periacinar clefting and p63 immunostaining in prostatic intraepithelial neoplasia and prostatic carcinoma [PDF]

open access: yes, 2006
The aim of the present study was to correlate the presence and extent of retraction clefting and the expression of p63 in neoplastic glands and glands with prostatic intraepithelial neoplasia (PIN) in needle core biopsies.
Belicza, Mladen   +5 more
core   +1 more source

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