The Compendium of Caraka 6.13.48

6.13.48

tatra acirotpannamanupadravamanudakamaprāptamudaraṃ tvaramāṇaścikitset; upekṣitānāṃ hyeṣāṃ doṣāḥ svasthānādapavṛttā paripākāddravībhūtāḥ sandhīn srotāṃsi copakledayanti, svedaśca bāhyeṣu srotaḥsu pratihatagatistaryagavatiṣṭhamānastadevodakamāpyāyayati; tatra piccotpattau maṇḍalamudaraṃ guru stimitamākoṭhitamaśabdaṃ mṛdusparśamapagatarājīkamākrāntaṃ nābhyāmevopasarpati/

There, the physician should treat with haste an abdominal enlargement that has arisen recently, is free from complications, and has not yet become watery; for if these [enlargements] are neglected, the doṣas, shifted from their own seat and liquefied by cooking, moisten the joints and the channels; and sweat, its passage obstructed in the external channels, remaining transversal, nourishes that very water; then, when slimy matter is produced, the abdomen becomes circular, heavy, sluggish, soundless on tapping, soft to the touch, devoid of streaks, and when pressed down it extends only up to the navel.