The Compendium of Caraka 6.21.15

6.21.15

raktaṃ lasīkā tvaṅnāṃsaṃ dūṣyaṃ doṣāstrayo malāḥ/
visarpāṇāṃ samutpattau vijñeyāḥ sapta dhātavaḥ//

Blood, lymph, skin, and flesh are the tissues affected; the doṣas are the three wastes. / These are to be known as the seven elements involved in the arising of visarpas.