Charak Samhita
विशेषतः सिरायामशूलस्फुरणतोदनम् [१] । शोथस्य कार्ष्ण्यं रौक्ष्यं च श्यावतावृद्धिहानयः ॥२५॥
If vata is predominant, there is sirayama (stretching sensation in sira or veins), pain, fasciculation, pricking pain, swollen part becomes blackish , dry , increasing and decreasing grayish hue,
english translation
vizeSataH sirAyAmazUlasphuraNatodanam [1] । zothasya kArSNyaM raukSyaM ca zyAvatAvRddhihAnayaH ॥25॥
hk transliteration by Sanscript