Sayang, spotting masa pregnant tu boleh jadi banyak sebab, some okay, some perlu check. Tapi dengan lendir macam tu, please go to the hospital or clinic sekarang juga, jangan tunggu , better safe than sorry, kan? 22 weeks ni bukan masa nak ambil risk. Pergi je, let the doctor check so you tahu apa happening. Mummy friend saya ada similar situation dulu, doc checked 10 minit ja and she felt so much better. You boleh call your OB dulu or pegi nearest A&E kalau urgent. Jangan stress, tapi jangan delay juga okay? Thinking of you