What is Hemodialysis?
Hemodialysis is one of the methods outside the kidney of the purification of blood. He is based on the principle of the penetration of substances through the semipermeable membrane that allows blood to remove toxic substances and products of metabolism.
The need for hemodialysis comes with heavy diseases of the kidneys or by the entry into the blood more amounts of toxins that healthy kidneys can be removed (eg in case of poisoning).
The indications to the application
The need for the realization of hemodialysis is established by physicians depends on the diagnosis and the patient.
The basic directions of realization of hemodialysis the following:
acute and chronic kidney failure; poisoning by poisons (unfortunately, let alone can remove all toxic substances from the body by this method); drug overdose; heavy violations of the composition of the blood.
We must understand that with chronic diseases of the kidneys begin to pass hemodialysis, when kidney failure is not subject to conservative therapy and passes in the terminal phase. Hemodialysis in such a situation is the method of therapy remains.