English dictionary of medical terms (38)
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- No:740 - haematuria
(haemat- + Gr. ouron urine + -ia) blood in the urine.
- No:741 - haemeralopia
(Gr. hmera day + alaos blind + -opia) day blindness; defective
vision in a bright light.
- No:742 - haemodialysis
the removal of certain elements from the blood by virtue of the
difference in the rates of their diffusion through a semipermeable
membrane, e.g., by means of a haemodialyzer.
- No:743 - haemolysis
(haemo- + Gr. lysis dissolution) disruption of the integrity of the
red cell membrane causing release of haemoglobin. Haemolysis may
be caused by bacterial haemolysins, by antibodies that cause
complement-dependent lysis, by placing red cells in a hyptonic
solution, or by defects in the red cell membrane.
- No:744 - haemopathy
(haemo- + Gr. pathos disease) any disease of the blood.
- No:745 - haemoperfusion
1. the act of pouring over or through, especially the passage of
blood through the vessels of a specific organ. 2. blood poured over
or through an organ or tissue.
- No:746 - haemophilia
(haemo- + -philia) a haemorrhagic diathesis occurring in two main
forms : (1) haemophilia A (classic haemophilia, factor VIII
deficiency), an X-linked disorder due to deficiency of coagulation
factor VIII; (2) haemophilia B (factor IX deficiency, Christmas
disease), also X-linked, due to deficiency of coagulation factor
IX. Both forms are determined by a mutant gene near the telomere
of the long arm of the X chromosome (Xq), but a different loci,
and are characterized by subcutaneous and intramuscular
haemorrhages; bleeding from the mouth, gums, lips, and tongue;
haematuria; and haemarthroses.
- No:747 - haemopoietic
haematopoietic; pertaining to or effecting the formation of blood
- No:748 - haemoptysis
(haemo- + Gr. ptyein to spit) the expectoration of blood or of
- No:749 - haemorrhage
(haemo- + Gr. rhgnynai to burst forth) the escape of blood from
the vessels; bleeding. Small haemorrhages are classified according
to size as petechiae (very small), purpura (up to 1 cm), and
ecchymoses (larger). The massive accumulation of blood within a
tissue is called a haematoma.
- No:750 - haemorrhoid
(Gr. haimorrhois) a varicose dilatation of a vein of the superior
or inferior haemorrhoidal plexus, resulting from a persistent
increase in venous pressure.
- No:751 - haemostasis
(haemo- + Gr. stasis halt) the arrest of bleeding, either by the
physiological properties of vasoconstriction and coagulation or by
- No:752 - hallucination
(L. hallucinatio; Gr. alyein to wander in the mind) a sense
perception without a source in the external world; a perception of
an external stimulus object in the absence of such an object.
- No:753 - haematological
relating to haematology, that is that branch of medical science
which treats of the morphology of the blood and blood-forming
- No:754 - hemiplegia
- (haemi- + Gr. plg stroke) paralysis of one side of the body.
- No:755 - hepatic
(L. hepaticus; Gr. hpatikos) pertaining to the liver.
- No:756 - hepatitis
(hepat- + -itis) inflammation of the liver.
- No:757 - hepatobiliary
pertaining to the liver and the bile or the biliary ducts.
- No:758 - hepatocellular
pertaining to or affecting liver cells.
- No:759 - hepatomegaly
enlargement of the liver.
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