Brihat Parashara Hora Shastra
रंध्रेशे राहुसंयुक्ते तदंशे रंध्रकोणगे । द्वाविंशेऽष्टादशे वर्षे ग्रन्थिमेहादिपीडनम् ॥ २५॥
If 8th Lord joins Rahu in an angle/trine from Randhr Bhava and be in Randhr in Navamsa, the subject will be troubled by swelling of blood vessels, urinary disorders etc. during the 18th year and the 22nd year.
english translation
raMdhreze rAhusaMyukte tadaMze raMdhrakoNage । dvAviMze'STAdaze varSe granthimehAdipIDanam ॥ 25॥
hk transliteration by Sanscript