Nid yw'r prawf sgrinio serfigol yn briodol i bobl sy'n dangos symptomau o ganser ceg y groth, gan nad yw'n brawf ar gyfer canser. Os oes gan unrhyw un symptomau posibl o ganser ceg y groth, yna dylent siarad â'u meddyg teulu a fydd yn ystyried yr angen i’w cyfeirio i gael archwiliad cyflym.
Cervical screening is not appropriate for people displaying symptoms of cervical cancer as it is not a test for cancer. If anyone has possible symptoms of cervical cancer then they should speak to their GP who will consider the need to refer people for rapid investigation.