Results: 52

Canalización vascular ecoguiada: Experiencia en el paciente pediátrico crítico

Arch. argent. pediatr; 116 (3), 2018
Introducción. La canalización vascular central en niños presenta alta complejidad técnica y dificultades. La ecografía vascular puede facilitar este procedimiento. Objetivo. Describir las características de las canalizaciones vasculares ecoguiadas en el paciente pediátrico crítico. Población y m...

Netrin 1 and Alpha-Methyl Acylcoenzim-A Racemase in diagnosis of prostate cancer

Colomb. med; 49 (2), 2018
Abstract Objectives: To investigate serum and urine levels of Alpha-methylacyl-CoA-racemase (AMACR) and Netrin 1 in patients with and without prostate cancer and to determine whether these markers could be used as alternatives in diagnosis of prostate cancer instead of serum prostate specific antigen (...

Prostate cancer recurrence in vas deferens - fusion image guide as an important tool in dignosis

Int. braz. j. urol; 44 (1), 2018
ABSTRACT The biochemical recurrence after local treatment for prostate cancer is an often challenging condition of clinical management. The aim of this report is to demonstrate the importance of the association of various imaging methods in the identification and subsequent accurate percutaneous biopsy i...

Variantes anatómicas del canal carpiano y distancias de estructuras vasculares en ecografía

Rev. chil. reumatol; 34 (2), 2018
El síndrome de canal carpiano es una patología frecuente. Si bien el diagnóstico es clínico, la ecografía cumple un rol en caso de duda diagnóstica y como apoyo a proce-dimientos intervencionales.Existen variables anatómicas y distancias de estructuras vasculares útiles de conocer a...

Primary adenosquamous cell carcinoma of the pancreas: the use of endoscopic ultrasound guided - fine needle aspiration to establish a definitive cytologic diagnosis

Pancreatic cancer is the second most common malignancy of the gastrointestinal tract in the US, and adenocarcinoma has been identified as the most common type of pancreatic cancer. Different types of pancreatic cancers have been classified: adenocarcinoma, ductal adenosquamous carcinoma, solid pseudopapi...

Ultrasound-guided intrapleural positioning of pleural catheters: influence on immediate lung expansion and pleurodesis in patients with recurrent malignant pleural effusion

J. bras. pneumol; 43 (3), 2017
ABSTRACT Objective: To evaluate the role of intrapleural positioning of a pleural catheter in early lung expansion and pleurodesis success in patients with recurrent malignant pleural effusion (RMPE). Methods: This was a retrospective study nested into a larger prospective cohort study including patien...

Cateteres venosos totalmente implantáveis: histórico, técnica de implante e complicações

J. vasc. bras; 16 (2), 2017
O acesso ao sistema venoso, seja para coleta de amostras de sangue ou para infusão de soluções, é de vital importância para o diagnóstico e tratamento de pacientes com as mais variadas condições clínicas. Desde que Harvey, em 1616, descreveu o sistema circulatório a partir de estudos em animais...

Ultrasound as a safe and reliable guidance for subarachnoid puncture in rabbits

Acta cir. bras; 32 (1), 2017
Abstract Purpose: To evaluate a model for studying the toxicity in nervous tissue and meninges using ultrasound to guide needle insertion into the subarachnoid space of rabbits, with the objective of avoiding injuries triggered by the puncture and by intraneural injection of solutions. Methods: Forty-...

Ultrasound - guided access during percutaneous nephrolithotomy: entering desired calyx with appropriate entry site and angle

Int. braz. j. urol; 42 (6), 2016
ABSTRACT Objectives: To evaluate the success of ultrasonography directed renal access in entering the target calyx from proper entry site and in the direction of renal pelvis during percutaneous nephrolithotomy (PCNL). Materials and Methods: PCNL cases who were operated on by one fellow from May-June 2...

Prostate cancer detection using multiparametric 3 – tesla MRI and fusion biopsy: preliminary results

Int. braz. j. urol; 42 (5), 2016
ABSTRACT Objective: To evaluate the diagnostic efficacy of transrectal ultrasonography (US) biopsy with imaging fusion using multiparametric (mp) magnetic resonance imaging (MRI) in patients with suspicion of prostate cancer (PCa), with an emphasis on clinically significant tumors according to histologi...