Momwemo, panthawi yoyembekezera, placenta ili ndi makulidwe ena, omwe amalamulidwa sabata. Kotero pa 22 sabata ya nthawiyi makulidwe a mwanayo ayenera kukhala 3.3 masentimita. Pa masabata makumi awiri ndi awiri (25 cm), amawonjezeka mpaka masentimita 3.9, ndipo ali kale pa masabata 33 a mimba, makulidwe a placenta ndi 4.6 centimita.
Pomwe mimba imawoneka panthawi yomwe ali ndi pakati, izi zikhoza kusonyeza matenda a intrauterine a mwanayo. Pankhaniyi, m'pofunika kupititsa magazi kuti ayambe kugwiritsira ntchito toxoplasmosis kapena cytomegalovirus.
Ngati mayi wapakati ali ndi placenta yomwe ndi yowonjezera kuposa yachibadwa, ndiye kuti mayi amamuwona ndi katswiri ndipo amamutumizira ku ultrasound ndi CTG. Chifukwa cha mayeso oterowo mungathe kudziwa bwino lomwe kupezeka kwa mwana kapena kukhalapo kwa mwanayo.
Zifukwa za pulasitiki zakuda
Zomwe zimakhudza makulidwe a placenta zikhoza kukhala motere:
- matenda a tizilombo;
- matenda opatsirana;
- rhesus-mkangano mu mimba ;
- matenda a shuga;
- kuchepa kwa magazi;
- choopsya cha kuperewera kwa mimba;
- multiple pregnancies;
- gestosis;
- kuwonjezera kapena kuchepa kwa kulemera kwa mayi wapakati.
Zotsatira za pulasitiki yakuda
Malo a mwanayo atakhala ouma, mawerengedwe amaoneka omwe amakhudza momwe ntchito ya placenta ikugwirira ntchito. Chifukwa cha zoterezi, mwanayo samalandira mpweya wokwanira, ndipo izi zimakhudza kukula kwa intrauterine. Kuwonjezera apo, chifukwa cha kudzikuza kwa placenta, ntchito yake yamadzimadzi imachepa, zomwe zimayambitsa kuthetsa mimba kapena kubereka pasanafike nthawi.
Pazirombo zoopsa za chifuwa chachikulu, imfa ya mwana wamwamuna ndi mimba yam'mbuyo imakhala yotheka. Pofuna kupeĊµa zotsatira zoopsa, adokotala akudandauliranso mwamsanga pamene akuganiza kuti ndilo lotentha kwambiri. Ngati mantha ake atsimikiziridwa, ndiye nthawi yomweyo amachiza matendawa.