ἐκδιηθέω
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → For extreme diseases, extreme methods of cure, as to restriction, are most suitable.
English (LSJ)
A filter out, Hp.Morb.4.37 (Pass.).
Spanish (DGE)
filtrar en v. pas. τὸ ὕδωρ ... εἰς τὴν κύστιν Hp.Morb.4.37.