You are given a sentence in Italian. Your job is to translate the Italian sentence into Portugese.

Conoscevo perfino le diagnosi differenziali per classificare l'acidosi tubulare renale.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Sabia até o diagnóstico diferencial de forma a classificar a acidose tubular renal.