Barium sulfate is radiopaque. From Wordnet, Princeton University.
Basic idea: inject something radiopaque dark on X-rays into the spinal canal, tip the patient upside down to let the material get into the cerebrospinal fluid surrounding the brain, and shoot some X-rays. From Wordnik.com. [Archive 2005-04-01] Reference
HSG requires the insertion of a cannula through the cervix into the uterus through which radiopaque contrast medium is injected and followed by radiographs or fluoroscopy in order to determine that the fallopian tubes are open. From Wordnik.com. [Reproductive Technology, New (NRT).] Reference
It is important to remember that multivitamins with iron contain a smaller quantity of elemental iron and are therefore, less radiopaque than preparations such as ferrous sulfate and that partially dissolved tablets will not be as radiopaque as undissolved tablets. From Wordnik.com. [Iron Poisoning] Reference
Gastric emptying via emesis or lavage should be performed in patients who have ingested greater than 40-60 mg./kg. of elemental iron or an unknown amount. 1 Activated charcoal is not useful, unless there are co-ingestants, since it does not bind metals such as iron. 1 Iron tablets are radiopaque, therefore, an abdominal radiograph should be performed to determine if there is evidence of iron tablets in the stomach or small bowel. From Wordnik.com. [Iron Poisoning] Reference
Highly radiopaque material to provide easy fluoroscopic visualization. From Wordnik.com. [FinanzNachrichten.de: Aktuelle Nachrichten] Reference
Plexur M is moldable, settable, machinable and radiopaque and fully remodels into new host bone. From Wordnik.com. Reference
The LoopTip wire guide also has a radiopaque coil spring that provides excellent fluoroscopic visibility. From Wordnik.com. Reference
RST has used Demron-W consisting of radiopaque nano-polymeric compound combined between layers of fabric. From Wordnik.com. [Gizmo Watch] Reference
EUS-guided implantation of radiopaque marker into mediastinal and celiac lymph nodes is safe and effective. From Wordnik.com. [Recently Uploaded Slideshows] Reference
Both front or hind feet should be placed on equal-height blocks that have radiopaque ground-surface markers. From Wordnik.com. [TheHorse.com News] Reference
The device and leads also contain radiopaque markers, viewable via X-ray, to indicate that the device is MR-Conditional. From Wordnik.com. [The Earth Times Online Newspaper] Reference
Kidney stones that have formed as a result of melamine poisoning differ from the more commonly encountered radiopaque stones. From Wordnik.com. [Medlogs - Recent stories] Reference
In addition to being the only bone graft that fully remodels into host bone and that is moldable, settable, machinable and radiopaque. From Wordnik.com. Reference
For a laminitis exam, the wall must be marked with a radiopaque substance (such as barium paste) from the coronary band to the end of the hoof wall. From Wordnik.com. [TheHorse.com News] Reference
Eagle Eye® Platinum's radiopaque markers should provide a quick and easy way for physicians to estimate lengths without the need for a separate pullback device. From Wordnik.com. [THE MEDICAL NEWS] Reference
Next, Dr. Skinner injects radiopaque dye through the tube and, as the dye enters the blood circulating around the heart, a movie camera films a sequence of X-Ray pictures. From Wordnik.com. [Orangeville] Reference
This state-of-the-art catheter offers all of the benefits of the predecessor Eagle Eye® Gold catheter, plus improved deliverability and the convenience of additional radiopaque markers. From Wordnik.com. [THE MEDICAL NEWS] Reference
One of Osteotech's proprietary biologics, Plexur M is highly differentiated from competing products by being the only radiopaque, moldable, settable and machinable bone graft implant that completely remodels into new bone. From Wordnik.com. Reference
A kink-resistant braided construction along the entire length of the catheter shaft to the radiopaque band provides improved torque response and traceability for quicker vessel selection, while maintaining optimal catheter visualisation. From Wordnik.com. [Medlogs - Recent stories] Reference
Demron and the new Demron-W consist of a radiopaque nano-polymeric compound fused between layers of fabric and manufactured into several lightweight, nuclear-radiation blocking garments, including full-body suits, vests, blankets and medical X-ray vests and aprons. From Wordnik.com. [Military Space News, Nuclear Weapons, Missile Defense] Reference
Unlike the double-disk devices currently being tested in US clinical trials or approved in Europe and elsewhere, the Coherex (Salt Lake City, UT) FlatStent is a nitinol lattice with radiopaque markers, mounted with polyurethane foam, with microtined anchors at either end. From Wordnik.com. [theHeart.org] Reference
74 -- Expiratory valve-like bronchial obstruction by non-radiopaque foreign body, producing an acute obstructive emphysema. From Wordnik.com. [Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery] Reference
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