Category: H

  • Hemodialysis

    The use of an artificial kidney to clear urea, metabolic waste products, toxins, and excess fluid from the blood. This procedure is used to treat end-stage renal failure, transient renal failure, and some cases of poisoning or drug overdose. In the U.S., more than 345,000 patients undergo hemodialysis regularly for end-stage renal disease. The primary…

  • Hemodiagnosis

    Examination of the blood for diagnostic purposes.  

  • Hemodiafiltration

    A method of ultrafiltration in which a patient’s blood is directed through a hemofilter and then dialyzed by a countercurrent solution before it is returned to the patient. Volume, electrolytes, metabolites, or toxins are removed from the blood before it re-enters the body.  

  • Hemocytophagia

    The phagocytic ingestion of red blood cells.  

  • Hemocytology

    The study of the structure and function of blood cells.  

  • Hemoclip

    A metal or absorbable clip used to ligate blood vessels.  

  • Hemobilia

    Blood in the bile or bile ducts.  

  • Hemoagglutinin

    An agglutinin that clumps the red blood corpuscles.  

  • Hemizygosity

    Possessing only one of the gene pair that determines a particular genetic trait.  

  • Hemivertebra

    The congenital absence of or the failure to develop half of a vertebra. Hemivertebra, a congenital condition characterized by incomplete formation of one side of a vertebra before birth. A birth anomaly where one side of a vertebra (spinal bone) doesn’t fully develop during formation.