Hemoglobinuria

(redirected from extravascular)
Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
Related to extravascular: extravascular fluid

hemoglobinuria

[‚hē·mə‚glō·bə′nu̇r·ē·ə]
(medicine)
A pathological condition in which the urine contains hemoglobin.

Hemoglobinuria

 

the presence of hemoglobin in urine. It usually is a result of the intravascular decomposition of red blood cells following the transfusion of incompatible blood, the effect of some chemical and biological poisons and drugs that cannot be tolerated or of any of several causative agents of infections, extensive injuries, and so on.

References in periodicals archive ?
The current case of IVL is unusual because this patient had a prominent, diffuse intravascular component of tumor cells associated with a significant extravascular component.
Cross-sectional imaging with contrast-enhanced CT or MRI is paramount in diagnosing primary venous leiomyosarcoma, in differentiating tumor from bland thrombus, delineating intraluminal growth versus extravascular disease extension, and determining extent of disease, which influences surgical approach.
In extravascular hemolysis, splenic macrophages phagocytose RBCs, releasing hemoglobin, which is then broken down into heme.
The extravascular device is designed for increased patient comfort and clinical versatility.
Disseminated intravascular coagulation, defined as capillary microthrombi occurring in 2 or more organs, occurred in twothirds of CM cases that had extravascular pathologic signs.
However, immunohistochemistry showed viral antigens immunolocalized to the brain, lung, spleen, and kidney extravascular parenchyma, thus confirming viral infection in these organs (Figure, panels B-E).
This is due to the fact that the D antigen is the most immunogenic red blood cell (RBC) antigen (after the A and B antigens of the ABO group system) and is involved in hemolytic disease of the fetus and newborn as well as extravascular transfusion reactions.
At sites of acute inflammation, circulating neutrophils emigrate from the blood stream into the extravascular tissues through the postcapillary venules.
Oncotic pressure is the osmotic pressure due to the presence of proteins and is an important determinant of the distribution of extracellular fluid between the intravascular and extravascular compartments.
Low albumin level in malaria may be due to a number of factors: these include inhibition of synthesis by increasing levels of cytokines such as TNF, ILI and IL6 [18], reduced food intake as a consequence of loss of appetite, and redistribution into extravascular spaces as a result of inflammation [14].
2,4) Although the larynx and hypopharynx are rarely affected, extravascular papillary endothelial hyperplasia of the larynx has been reported.
Swelling at the reconstructed site was attributed to hyperemia and out pouring of protein rich fluid containing blood cells into the extravascular tissue.