Background Occlusion of the internal carotid artery (ICA) may extend into the middle or anterior cerebral artery (ICA-T) or be confined to the intracranial (ICA-I) or extracranial segment (ICA-E).

Difficult anatomy, including unfavorable arch type, carotid tortuosity, or an ostial lesion, can make placement of the guide catheter into the common and internal carotid arteries challenging or even ...

Prior to pursing an intervention, the anatomy of the anterior and posterior ... pertains to patients who have both extracranial internal carotid and vertebral atherosclerotic disease and who ...

Panama has denied the U.S. State Department's claim that the country will eliminate fees for U.S. government vessels transiting the Panama Canal, just one day after the State Department initially ...

US Secretary of State Marco Rubio has walked back the State Department’s assertion that Panama “has agreed to no longer charge fees” to US government vessels transiting the Panama Canal ...

PANAMA CITY, Feb 5 (Reuters) - The Panama Canal Authority said in a statement late on Wednesday that it had not made any changes to charges or rights to cross the canal, after the U.S. State ...

WASHINGTON/PANAMA CITY, Feb 5 (Reuters) - The Panama Canal Authority on Wednesday denied the U.S. State Department's claim that U.S. government vessels would be able to cross the canal without ...

Panamanian President José Raúl Mulino on Thursday rejected U.S. claims that American warships and boats can transit the Panama Canal without paying a standard fee. In a weekly news conference ...

Carotid sinus hypersensitivity is a condition brought on by rapid changes in blood pressure, potentially causing dizziness or fainting during everyday activities. The condition can sometimes go ...

Hong Kong CNN — Donald Trump has begun his second term as president by ramping up pressure on Panama – threatening to “take back” the Panama Canal and accusing the country of ceding ...

This article was originally posted Dec. 8, 2014. It has been updated. There are many things in medicine that are merely a matter of preference or style. How to check a patient’s pulse is not one ...

Photo: Patrick Pleul/Zuma Press In his inauguration speech, President Trump accused Panama of violating the terms under which the U.S. handed over the Panama Canal. “We’re taking it back ...