The Compendium of Bheḷa 6.6.25

6.6.25

vartate ca samutpannaṃ kiṭibaṃ tatprakīrtitam | śyāvā raktā samutpannā praklinnā srāviṇī tathā ||

and, once arisen, persists, is proclaimed to be kiṭiba. / That which arises dusky and red, is excessively moist and discharging,