Vascular occlusion

Vascular occlusion is a blockage of a blood vessel, usually with a clot. It differs from thrombosis in that it can be used to describe any form of blockage, not just one formed by a clot. When it occurs in a major vein, it can, in some cases, cause deep vein thrombosis. The condition is also relatively common in the retina, and can cause partial or total loss of vision. An occlusion can often be diagnosed using Doppler sonography.

Epidural venous plexus

The epidural venous plexus is a network of interconnecting veins located in the anterior epidural space, in the outermost part of the spinal canal. It runs from the skull base to the sacrum. It is surrounded by very little fat, although the levels

Haemoconia

Haemoconia are small particles of lipids formed by fragmentation of the stroma of erythrocytes. They are ingested by phagocytes within the blood. Haemoconia were first discovered in 1896 by HF Müller. They are minute bits of disintegrated red blood

Cricoidectomy

A cricoidectomy is the surgical excision of the cricoid cartilage. The excision can often be performed under local anaesthetic and can either be partial or total. The procedure may be necessary as a treatment of pulmonary aspiration, to prevent

Endotheliitis

Endotheliitis is an immune response within the endothelium in blood vessels, in which they become inflamed. The condition can cause oedema of the surrounding tissue, including the stroma, and can cause irritation and pain. If it is within the cornea, it

Isolation ward

In hospitals and other medical facilities, an isolation ward is a separate ward used to isolate patients with infectious diseases. Several wards for individual patients are usually placed together in an isolation unit

Robert Menzies (British Army officer)

Lieutenant-General Robert Clark Menzies CB OBE is a retired British Army medical officer and Surgeon General of the British Armed Forces between 2000 and 2002

Coin ceremony

The coin ceremony is an event which takes place at the keel laying, in the early stages of a ship's construction. In it, the shipbuilders place one or two coins under the keelblock of the new ship to bless the ship and as a symbol of good fortune. The

Tenotomy scissors

Tenotomy scissors are surgical scissors used to perform delicate surgery. They can be straight or curved, and blunt or sharp, depending upon necessity. This equipment can be used in many surgical specialties, in particular delicate operations in

MS Fram

MS Fram is a passenger vessel operated by the Norway-based Hurtigruten Group. The ship is named after the original Fram, the ship used by explorers Fridtjof Nansen and Roald Amundsen. The ship operates in the Arctic Ocean and around Greenland in the

Syed Shafi Haider Rizvi

Shafi Haider Rizvi is an Indian Islamic scholar, poet, historian and philosopher of the Shia Sect of Islam. He is widely renowned as the most prominent Shia scholar, and his sermons were broadcast on Fajr Media, Hadi TV Network and Sadeqeen Foundation