The formation or presence of a blood clot in a blood vessel. The vessel may be any vein or artery as, for example, in a deep vein thrombosis or a coronary (artery) thrombosis. The clot itself is termed a thrombus. If the clot breaks loose and travels through the bloodstream, it is a thromboembolism. Thrombosis, thrombus, and the prefix thrombo- all [..]

A blood clot within the cavernous sinus. A thrombosis in this key crossroads causes cavernous sinus syndrome.

Blood clotting in the veins of the inner thigh or leg. In air travel, deep vein thrombosis is the "economy-class syndrome." deep vein thrombosis can be associated with any state of relative immobility, including prolonged sitting, following surgery, or with illness. Some deep vein thrombosis are associated with familial syndromes. [..]

The formation or presence of a thrombus (blood clot) inside a blood vessel.

The formation of a blood clot within an artery or a vein.

A type of medical condition in which thrombus is created within the blood vessels

A blood clot.

The blocking of a blood vessel by a blood clot (or thrombus) that forms in a blood vessel or organ.

the inappropriate or pathological formation of a solid mass (from the constiutents of blood) within a blood vessel or organ.

1706, Modern Latin, from Greek thrombosis "a clumping or curdling" (from thrombousthai "become curdled or clotted," from thrombos "clot, curd, lump;" see thrombus) + -osi [..]

A condition wherein a blood clot forms in the heart or in a blood vessel.

A blood clot in the blood vessels or heart that leads to a heart attack.

noun. the existence or development of a blood clot within a blood vessel, inclusive of blood vessels inside the heart. Development of a blood clot within a vein is referred to as venous thrombosis. Th [..]

thrombosis (pop)

(n) the formation or presence of a thrombus (a clot of coagulated blood attached at the site of its formation) in a blood vessel

Formation of a blood clot within a blood vessel or the heart.

Formation of a blood clot (called a thrombus) in a blood vessel or chamber of the heart.

A clot in a blood vessel.

N F thrombosis

Coagulation of the blood to form a clot in a blood vessel which blocks it. (19thC)

Blood clot inside blood vessel.

Definition: (throm-BOW-sis) The formation of a clot or thrombus inside a blood vessel, obstructing the flow of blood.

Formation and development of a thrombus or Blood clot in the Blood Vessel.

Blood clot formation in any part of the Carotid Arteries. This may produce Carotid Stenosis or occlusion of the vessel, leading to Transient Ischemic Attack; Cerebral Infarction; or Amaurosis Fugax.

Formation or presence of a Blood clot (THROMBUS) in the Cavernous Sinus of the Brain. Infections of the Paranasal Sinuses and adjacent structures, Craniocerebral Trauma, and Thrombophilia are associat [..]

Coagulation of Blood in any of the Coronary Vessels. The presence of a Blood clot (THROMBUS) often leads to Myocardial Infarction.

Formation or presence of a Blood clot (THROMBUS) in a Blood Vessel within the Skull. Intracranial Thrombosis can Lead to thrombotic occlusions and Brain Infarction. The majority of the thrombotic occl [..]

Formation or presence of a Blood clot (THROMBUS) in the Superior Sagittal Sinus or the inferior sagittal sinus. Sagittal Sinus Thrombosis can result from Infections, hematological disorders, Craniocer [..]

Formation or presence of a Blood clot (THROMBUS) in the Cranial Sinuses, large Endothelium-lined venous channels situated within the Skull. Intracranial Sinuses, also called Cranial Venous Sinuses, in [..]

Formation or presence of a Blood clot (THROMBUS) in the Lateral Sinuses. This condition is often associated with ear Infections (Otitis Media or Mastoiditis) without antibiotic treatment. In Developed [..]

The formation or presence of a Blood clot (THROMBUS) within a Vein.

Formation and development of a THROMBUS or blood clot in the blood vessel.

Occurs when blood forms a clot. If the clot occurs in a major vein, the condition is known as a deep vein thrombosis or DVT.

Obstruction of an artery by a blood clot.

The formation or presence of a thrombus (blood clot) inside a blood vessel.

blockage of a vein by a blood clot that forms in the veins and adheres to the vein walls. These blood clots are dangerous if they become dislodged and are swept into the lungs, since, once there, they [..]

 excess clotting, which may block veins or arteriesthrombus:

a blood clot formed in a blood vessel or in the heart.

The formation of presence of a blood clot.

the entity corresponding to the formation a thrombus inside a blood vessel. A thrombus can dissolve or undergo tranformation into retractile scar tissue. This affection is generally related to a proth [..]

The entity corresponding to the formation a thrombus inside a blood vessel. A thrombus can dissolve or undergo tranformation into retractile scar tissue. This affection is generally related to a proth [..]

Thrombosis (from Ancient Greek θρόμβωσις thrómbōsis "clotting") is the formation of a blood clot inside a blood vessel, obstructing the flow of blood through the circulatory system. When a blood vesse [..]