Bakeng sa li-cathetersis tsa bongaka tse senyehang tse peli , motho e mong le e mong o na le mathata a lipina tsa rona tsa khale , 'me a thabela botumo bo botle linaheng tse ngata. Mecanmed meknology tsa bongaka tsa hemodialy tsa hemhidia li na le li-lume o monate tsa ts'ebetso le theko ea bongaka tsa mofuta