• lesions
  • Ultrasound-guided biopsy is sometimes used to diagnose possible pathology in suspect lesions/changes. (oncolex.org)
  • METHODS: Seven or more passes were made with a fine needle into a variety of lesions during EUS-guided FNA. (uptodate.com)
  • CONCLUSIONS: During EUS-guided FNA, at least 7 passes with a fine needle into pancreatic and miscellaneous lesions, and 5 passes into lymph nodes are needed to ensure a high degree of certainty for making a correct diagnosis. (uptodate.com)
  • A 2003 Cochrane review found screening by breast self-examination is not associated with lower death rates among women who report performing breast self-examination and does, like other breast cancer screening methods, increase harms, in terms of increased numbers of benign lesions identified and an increased number of biopsies performed. (wikipedia.org)
  • transducer
  • A biopsy needle guide in accordance with the invention is configured for attachment to an ultrasound transducer. (google.co.uk)
  • The inner attachment block includes (i) a coupler which attaches the inner attachment block to the ultrasound transducer and (ii) a first engagement structure which extends from a surface thereof. (google.co.uk)
  • 2. The biopsy needle guide as recited in claim 1 , wherein said inner attachment block and said outer attachment block are configured so as to be engageable with each other when said inner attachment block is coupled to said ultrasound transducer and said inner attachment block and ultrasound transducer are enclosed by a flexible film sheath. (google.co.uk)
  • 5. The biopsy needle guide as recited in claim 4 , wherein said second engagement means includes a first engagement feature being arranged substantially perpendicular to a plane of the emission face of the transducer, said engagement feature being adapted to engage with a corresponding second engagement feature on said ultrasound transducer. (google.co.uk)
  • 6. The biopsy needle guide as recited in claim 5 , wherein said spring means includes a distal portion that is adapted to mate with a third engagement feature arranged along a longitudinal front face of said ultrasound transducer and to be maintained in place thereby. (google.co.uk)
  • The EchoTuohy needle features Micro Laser Etching (MLE ) near the tip to reflect sound waves back to the transducer, making the tip visible under ultrasound. (havels.com)
  • undergone
  • Introduction of infection from external means was discovered in one case study where a male with no history of diabetes or abnormalities to his immune system had recently undergone a transrectal ultrasound needle-guided prostate biopsy contracted a severe case of sepsis, which led to a case of Emphysematous cystitis. (wikipedia.org)
  • A similar process is used by radiologists to localize known malignancies that have previously undergone core biopsy so that the tumor can be definitively removed. (wikipedia.org)
  • surgical
  • Efficacy is considered optimal if the diagnosis by transcutaneous biopsy is identical to the surgical specimen in case of malignancy or in line with clinical follow-up when benign. (wikipedia.org)
  • The skin above the area to be biopsied is swabbed with an antiseptic solution and draped with sterile surgical towels. (wikipedia.org)
  • A recent hematoma can be drained by means of needle aspiration or (rarely) open surgical drainage. (wikipedia.org)
  • Procedures a nephrologist may perform include native kidney and transplant kidney biopsy, dialysis access insertion (temporary vascular access lines, tunnelled vascular access lines, peritoneal dialysis access lines), fistula management (angiographic or surgical fistulogram and plasty), and bone biopsy. (wikipedia.org)
  • Puncture
  • For ultrasound-guided puncture under general anesthesia, the child must fast for the last 4-6 hours before the test. (oncolex.org)
  • Puncture the spinal needle quickly through the skin. (oncolex.org)
  • 2. High safet y: with a unique angle-locking positioning hole to ensure the puncture direction in the long axis of the ultrasound image exactly match puncture guideline, and the short axis of the image also undergoes rigorous accuracy tests to fully guarantee the safety of puncture. (szbondway.com)
  • microscope
  • Abnormal findings on screening are further investigated by surgically removing a piece of the suspicious lumps (biopsy) to examine them under the microscope. (wikipedia.org)
  • In this technique, a thin (23-25 gauge), hollow needle is inserted into the mass for sampling of cells that, after being stained, will be examined under a microscope (biopsy). (wikipedia.org)
  • tumor
  • By detecting and quantifying genomic alterations in CTCs and cell-free DNA in blood, liquid biopsy can provide real-time information on the stage of tumor progression, treatment effectiveness, and cancer metastasis risk. (wikipedia.org)
  • The tests analyze circulating tumor cells (CTCs) Analysis of individual CTCs demonstrated a high level of heterogeneity seen at the single cell level for both protein expression and protein localization and the CTCs reflected both the primary biopsy and the changes seen in the metastatic sites. (wikipedia.org)
  • liver
  • Liver biopsy is often required for the diagnosis of a liver problem (jaundice, abnormal blood tests) where blood tests, such as hepatitis A serology, have not been able to identify a cause. (wikipedia.org)
  • Alcoholic liver disease and tuberculosis of the liver may be diagnosed through biopsy. (wikipedia.org)
  • If the diagnosis is already clear, such as chronic hepatitis B or hepatitis C, liver biopsy is useful to assess the severity of the associated liver damage. (wikipedia.org)
  • Occasionally, liver biopsy is required to monitor the progress of treatment, such as in chronic viral hepatitis. (wikipedia.org)
  • For the last century liver biopsy has been considered as the gold standard for assessing the stage and the grade of chronic liver disease. (wikipedia.org)
  • Approximately 2-3% of patients undergoing liver biopsy require hospitalization for the management of an adverse event. (wikipedia.org)
  • Significant bleeding after a liver biopsy occurs in 1-2 out of 100 patients who are biopsied. (wikipedia.org)
  • Only 5% of patients at risk of fibrosis have liver biopsy. (wikipedia.org)
  • In 2002, the consensus conferences in France and in the USA raised the possibility of treating patients with chronic hepatitis without liver biopsy. (wikipedia.org)
  • Percutaneous liver biopsy was first reported in the 1920s. (wikipedia.org)
  • Hepatomegaly - with a nodular free edge of liver Tenderness Cachexic Ascites Jaundice Pyrexia - up to 10% of patients Alkaline Phosphatase (ALP) and gamma glutamyl transpeptidase (GGT) elevated Ultrasound scan and CT scan - multiple filling defects. (wikipedia.org)
  • lesion
  • Guide the needle through the peritoneum using ultrasound and further into the lesion. (oncolex.org)
  • In contrast to a biopsy that merely samples a lesion, a larger excisional specimen called a resection may come to a pathologist, typically from a surgeon attempting to eradicate a known lesion from a patient. (wikipedia.org)
  • Cancer
  • When cancer is suspected, a variety of biopsy techniques can be applied. (wikipedia.org)
  • This technological development could make it possible to diagnose and manage cancer from repeated blood tests rather than from a traditional biopsy. (wikipedia.org)
  • Guide
  • The biopsy needle guide is arranged in two sections, an inner attachment block and an outer attachment block. (google.co.uk)
  • The outer attachment block includes a biopsy needle guide through hole and a second engagement structure. (google.co.uk)
  • 3. A biopsy needle guide as recited in claim 2 , wherein said first engagement means includes a ridge that extends from an outer surface of said inner attachment block and includes plural indents on opposed surfaces thereof. (google.co.uk)
  • 4. A biopsy needle guide as recited in claim 3 , wherein said second engagement means includes a pair of walls that are adapted to sandwich said ridge upon engagement of said first engagement means and said second engagement means, one said wall including a lip adapted to engage at least one of said plural indents. (google.co.uk)
  • Ultrasound may be used to guide the biopsy needle during the procedure. (wikipedia.org)
  • There are many reasons for this: One needle may be used as a guide, with the other needles placed along it to achieve a more precise position. (wikipedia.org)
  • specimen
  • Depending on the location of the biopsy, bleeding can sometimes occur after taking the specimen. (oncolex.org)
  • Clear margins" or "negative margins" means that no disease was found at the edges of the biopsy specimen. (wikipedia.org)
  • incision
  • The needle normally has a lateral ("from the side") opening and can be rotated allowing multiple samples to be collected through a single skin incision. (wikipedia.org)
  • spinal
  • Havel s is proud to be the exclusive distributor of Hakko Medical, Japan, the manufacturer of innovative spinal and procedure needles trusted by doctors the world over. (havels.com)
  • patients
  • This prospective study included patients who underwent CPB performed by an experienced pulmonologist in 2008-2010 (group A), thoracic ultrasound was used to select the biopsy site. (rcjournal.com)
  • detection
  • The aim of this project is to develop a device that can lead to the detection of the needle regardless of its orientation relative to the array. (imperial.ac.uk)