Epiphora is often caused by tear film and ocular surface problems rather than by anatomical obstruction of lacrimal drainage ... an under-recognized cause of upper lacrimal system epiphora.

Varicose veins (VVs) classically result from venous hypertension owing to incompetence of the major communications between the superficial and deep veins of the lower extremity. In a significant ...

These include individuals lacking standard upper limb venous access, those with prior device infections, people under 40 seeking to preserve chest veins, patients undergoing radiotherapy ...

WASHINGTON — SpaceX’s seventh Starship/Super Heavy test flight ended prematurely Jan. 16 when the Starship upper stage was apparently lost while ascending into space. The vehicle lifted off ...

On one side, a participant can move a robotic arm by simply thinking about movement, and on the other side, sensors on that robotic limb can trigger pulses of electrical activity called ...

The device is surgically placed under the skin, usually on the upper chest, and the catheter is threaded into the venous system. When the device is in place, there is no part of the CVC that is ...

Adequate venous drainage of brain parenchyma is essential to maintain cerebral perfusion and clearance of cerebrospinal fluid. The cortical vein opacification score (COVES) is a radiographic metric ...