Search results
Results from the WOW.Com Content Network
Gastric aspiration and or lavage, where a tube is inserted into the stomach via the nose in an attempt to determine if there is blood in the stomach, if negative does not rule out an upper GI bleed [20] but if positive is useful for ruling one in. [14] Clots in the stool indicate a lower GI source while melana stools an upper one.
Thromboembolism is a condition in which a blood clot breaks off from its original site and travels through the bloodstream (as an embolus) to obstruct a blood vessel, causing tissue ischemia and organ damage. Thromboembolism can affect both the venous and arterial systems, with different clinical manifestations and management strategies.
Gastric ulcer in antrum of stomach with overlying clot. Pathology was consistent with gastric lymphoma. A number of medications increase the risk of bleeding including NSAIDs and SSRIs. SSRIs double the rate of upper gastrointestinal bleeding. [4] There are many causes for upper gastrointestinal hemorrhage.
Chronic IV access leaves a foreign body in the vascular system, and blood clots on this IV line are common. [19] Death can result from pulmonary embolism wherein a clot that starts on the IV line breaks off and travels to the lungs, blocking blood flow. [20] Micrograph of periportal fatty liver as may arise due to TPN. Trichrome stain.
A thrombus (pl. thrombi), colloquially called a blood clot, is the final product of the blood coagulation step in hemostasis. There are two components to a thrombus: aggregated platelets and red blood cells that form a plug, and a mesh of cross-linked fibrin protein. The substance making up a thrombus is sometimes called cruor.
Plasmin is produced in the blood to break down fibrin, the major constituent of blood thrombi, thereby dissolving clots once they have fulfilled their purpose of stopping bleeding. Extra production of plasmin caused by streptokinase breaks down unwanted blood clots, for example, in the lungs (pulmonary embolism).
The most common treatment for ischemic stroke is injecting a medicine into a vein in your arm that breaks up blood clots. You must get to hospital within the first three hours of noticing symptoms ...
Vascular surgery An embolism is the lodging of an embolus , a blockage-causing piece of material, inside a blood vessel . [ 1 ] The embolus may be a blood clot ( thrombus ), a fat globule ( fat embolism ), a bubble of air or other gas ( gas embolism ), amniotic fluid ( amniotic fluid embolism ), or foreign material .