Progressive acute renal failure is caused by acute tubular necrosis.
kidney (an organ in the body)
From Ottoman Turkish بوبرك (böbrek), from Proto-Turkic *bögür (“kidney(s)”), *bögrek (“kidney(s)”). Cognate to Azerbaijani böyrək, Turkmen böwrek, &c.
Practice speaking and memorizing "böbrek" and many other words and sentences in Turkish.