Results 81 to 90 of about 90,261 (311)

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

Endoscopic ultrasound-guided trans-duodenal biopsy of a renal mass: Case report and literature review [PDF]

open access: yes, 2020
The importance of histologic characterization of renal masses is increasing in the management of small renal tumors and metastatic settings of renal cell carcinoma (RCC).
Maselli G.   +5 more
core   +1 more source

Fine-needle biopsy of hamartomas of the lung [PDF]

open access: yesAmerican Journal of Roentgenology, 1982
Hamartomas are unexpectedly detected in asymptomatic patients, in mass surveys, general health examinations, and chest radiographs for other reasons. They often present a difficult problem both for the radiologist and the referring clinician, as their differentiation from lung carcinoma or a metastasis may be impossible by radiography.
openaire   +3 more sources

Markers for internal neoplasia in the horse

open access: yesVeterinary Medicine and Science, Volume 9, Issue 1, Page 132-143, January 2023., 2023
The measurement of tumour markers in horses should be performed only in risk groups or in patients with suspicious clinical/laboratory findings (paraneoplastic syndromes). The results should be interpreted with caution as many factors (e.g., young age, pregnancy and inflammation) affect their concentration or activity.
Karolina Drozdzewska, Heidrun Gehlen
wiley   +1 more source

Framework for 3D TransRectal Ultrasound [PDF]

open access: yesJohns Hopkins University "Prostate Day", Baltimore : \'Etats-Unis d'Am\'erique (2008), 2008
Prostate biopsies are mainly performed under 2D TransRectal UltraSound (TRUS) control by sampling the prostate according to a predefined pattern. In case of first biopsies, this pattern follows a random systematic plan. Sometimes, repeat biopsies can be needed to target regions unsampled by previous biopsies or resample critical regions (for example in
arxiv  

Gold-standard of HER2 breast cancer biopsies using supervised learning based on multiple pathologist annotations [PDF]

open access: yesarXiv, 2022
Breast cancer is one of the most common cancer in women around the world. For diagnosis, pathologists evaluate biomarkers such as HER2 protein using immunohistochemistry over tissue extracted by a biopsy. Through microscopic inspection, this assessment estimates the intensity and integrity of the membrane cells' staining and scores the sample as 0, 1+,
arxiv  

Blood clot inspired pore‐gradient nanofiber sponge with “outer filtration” and “inner adsorption” bifunction for rapid stop of uncontrolled hemorrhage

open access: yesBMEMat, EarlyView.
In this study, by mimicking the nanofiber structure and netting blood cells function of fibrin network in blood clots, we developed a novel bioinspired quaternized chitosan nanofiber sponge with distinct blood cell filtration and blood plasma absorption bifunction for rapid hemostasis.
Fujin Zhou   +8 more
wiley   +1 more source

Skeletal muscle dissemination in a dog with T‐cell lymphoma

open access: yesVeterinary Medicine and Science, Volume 9, Issue 1, Page 53-58, January 2023., 2023
Skeletal muscles metastases are considered quite rare in small animals. When it occurs, muscle metastases typically involve paravertebral muscle and hind limb. Whole‐body CT is of paramount importance in patients affected by neoplasms with potential systemic metastases.
Tommaso Magni   +9 more
wiley   +1 more source

CT-guided transthoracic biopsy: histopathologic results and complication rates

open access: yesDiagnostic and Interventional Radiology, 2015
PURPOSEWe aimed to investigate the effectiveness and complications of transthoracic CT-guided biopsy techniques.METHODSA total of 94 CT-guided percutaneous transthoracic biopsy procedures performed in 85 patients were retrospectively evaluated.
Aykut Recep Aktaş   +7 more
doaj   +1 more source

Artificial Intelligence-based Eosinophil Counting in Gastrointestinal Biopsies [PDF]

open access: yesarXiv, 2022
Normally eosinophils are present in the gastrointestinal (GI) tract of healthy individuals. When the eosinophils increase beyond their usual amount in the GI tract, a patient gets varied symptoms. Clinicians find it difficult to diagnose this condition called eosinophilia. Early diagnosis can help in treating patients.
arxiv  

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