{"id":{"repo_id":"greece","oai_identifier":"oai:10442/1261"},"canonical_url":"https://search.dev.ndltd.org/etd/greece/oai:10442/1261","repository":{"repo_id":"greece","name":"Greek National Archive of PhD Theses","base_url":"https://phdtheses.ekt.gr/eadd_oai/request"},"display":{"title":"Επίδραση του καπνίσματος και του καφέ στην υπερηχογραφική απεικόνιση του πλακούντα","abstract":"Ultrasonographic examinations including placental grading were done in 406 pregnant women, once every 4 weeks; from 18th week of pregnancy till the labour. The pregnant women were divided in six groups according to their smoking and coffee drinking habits. The results show that either direct or passive smoking as well as coffee-drinking causes an early placenta calcification. Grade 1 and 2 premature calcification in women who do not have any relation with smoking or coffee drinking, occurs four weeks earlier and grade 3 calcification occurs, six weeks earlier and is promoted by all the above mentioned factors. When premature calcification of the placenta is observed by ultrasonography, the pregnant woman must be medically followed in high-risk pregnancy groups and closely monitored by ultrasonography and biophysical scoring.","abstract_html":"Ultrasonographic examinations including placental grading were done in 406 pregnant women, once every 4 weeks; from 18th week of pregnancy till the labour. The pregnant women were divided in six groups according to their smoking and coffee drinking habits. The results show that either direct or passive smoking as well as coffee-drinking causes an early placenta calcification. Grade 1 and 2 premature calcification in women who do not have any relation with smoking or coffee drinking, occurs four weeks earlier and grade 3 calcification occurs, six weeks earlier and is promoted by all the above mentioned factors. When premature calcification of the placenta is observed by ultrasonography, the pregnant woman must be medically followed in high-risk pregnancy groups and closely monitored by ultrasonography and biophysical scoring.","abstract_has_math":false,"creators":["Khashman, Abdallah","Χασμάν, Αμπντάλλα"],"institution":"University of Patras","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1990,"date_issued":"1990","date_published":"1990","updated_at":"2026-07-24T02:24:49Z","subjects":["Κάπνισμα","Καφές","Παθητικό κάπνισμα","Πλακούντας","Υπέρηχοι","COFFEE-DRINKING","Passive smoking","Placenta","Smoking","Ultrasound","Ιατρική και Επιστήμες Υγείας","Κλινική Ιατρική","Medical and Health Sciences","Clinical Medicine"],"languages":["gre"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["10.12681/eadd/1261"],"render_values":[{"text":"10.12681/eadd/1261","href":"https://doi.org/10.12681/eadd/1261","code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/10442/hedi/1261","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Khashman, Abdallah","Χασμάν, Αμπντάλλα"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["1990"]},{"key":"dc:publisher","label":"Institution","values":["University of Patras","Πανεπιστήμιο Πατρών"]},{"key":"dc:type","label":"Dc Type","values":["PhD Thesis"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Κάπνισμα","Καφές","Παθητικό κάπνισμα","Πλακούντας","Υπέρηχοι","COFFEE-DRINKING","Passive smoking","Placenta","Smoking","Ultrasound","Ιατρική και Επιστήμες Υγείας","Κλινική Ιατρική","Medical and Health Sciences","Clinical Medicine"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["gre"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["10.12681/eadd/1261","http://hdl.handle.net/10442/hedi/1261"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Ultrasonographic examinations including placental grading were done in 406 pregnant women, once every 4 weeks; from 18th week of pregnancy till the labour. The pregnant women were divided in six groups according to their smoking and coffee drinking habits. The results show that either direct or passive smoking as well as coffee-drinking causes an early placenta calcification. Grade 1 and 2 premature calcification in women who do not have any relation with smoking or coffee drinking, occurs four weeks earlier and grade 3 calcification occurs, six weeks earlier and is promoted by all the above mentioned factors. When premature calcification of the placenta is observed by ultrasonography, the pregnant woman must be medically followed in high-risk pregnancy groups and closely monitored by ultrasonography and biophysical scoring.","Σε 406 έγκυες γυναίκες παρακολουθήσαμε την πρόοδο της ωρίμανσης του πλακούντος με υπερηχογραφήματα ανά 4 εβδομάδες από την 18η εβδομάδα ως το τέλος της κυήσεως. Οι έγκυες κατανεμήθηκαν σε 6 ομάδες ανάλογα την χρήση ή όχι καπνού, καφέ και την έκθεσή τους σε παθητικό κάπνισμα. Από τα αποτελέσματα φαίνεται ότι ο καπνός, ο καφές και το παθητικό κάπνισμα επιταχύνουν την ωριμότητα του πλακούντα με αποτέλεσμα την εμφάνιση των grade 1 και 2, 4 εβδομάδες ενωρίτερα και του grade 3, 6 εβδομάδες ενωρίτερα. Η πρόωρη ωρίμανση ευνοείται και από την ποσότητα των παραπάνω ουσιών. Όταν υπερηχογραφικά διαπιστωθεί η πρόωρη γήρανση του πλακούντος, η έγκυος εντάσσεται σε πρόγραμμα κυήσης υψηλού κινδύνου με τακτική εκτίμηση του βιοφυσικού προφίλ."]},{"key":"dc:title","label":"Title","values":["Επίδραση του καπνίσματος και του καφέ στην υπερηχογραφική απεικόνιση του πλακούντα","The effect of smoking and coffee-drinking on classification of placenta by ultrasound"]}]}],"canonical_facts":{"dc:creator":["Khashman, Abdallah","Χασμάν, Αμπντάλλα"],"dc:date":["1990"],"dc:description":["Ultrasonographic examinations including placental grading were done in 406 pregnant women, once every 4 weeks; from 18th week of pregnancy till the labour. The pregnant women were divided in six groups according to their smoking and coffee drinking habits. The results show that either direct or passive smoking as well as coffee-drinking causes an early placenta calcification. Grade 1 and 2 premature calcification in women who do not have any relation with smoking or coffee drinking, occurs four weeks earlier and grade 3 calcification occurs, six weeks earlier and is promoted by all the above mentioned factors. When premature calcification of the placenta is observed by ultrasonography, the pregnant woman must be medically followed in high-risk pregnancy groups and closely monitored by ultrasonography and biophysical scoring.","Σε 406 έγκυες γυναίκες παρακολουθήσαμε την πρόοδο της ωρίμανσης του πλακούντος με υπερηχογραφήματα ανά 4 εβδομάδες από την 18η εβδομάδα ως το τέλος της κυήσεως. Οι έγκυες κατανεμήθηκαν σε 6 ομάδες ανάλογα την χρήση ή όχι καπνού, καφέ και την έκθεσή τους σε παθητικό κάπνισμα. Από τα αποτελέσματα φαίνεται ότι ο καπνός, ο καφές και το παθητικό κάπνισμα επιταχύνουν την ωριμότητα του πλακούντα με αποτέλεσμα την εμφάνιση των grade 1 και 2, 4 εβδομάδες ενωρίτερα και του grade 3, 6 εβδομάδες ενωρίτερα. Η πρόωρη ωρίμανση ευνοείται και από την ποσότητα των παραπάνω ουσιών. Όταν υπερηχογραφικά διαπιστωθεί η πρόωρη γήρανση του πλακούντος, η έγκυος εντάσσεται σε πρόγραμμα κυήσης υψηλού κινδύνου με τακτική εκτίμηση του βιοφυσικού προφίλ."],"dc:identifier":["10.12681/eadd/1261","http://hdl.handle.net/10442/hedi/1261"],"dc:language":["gre"],"dc:publisher":["University of Patras","Πανεπιστήμιο Πατρών"],"dc:subject":["Κάπνισμα","Καφές","Παθητικό κάπνισμα","Πλακούντας","Υπέρηχοι","COFFEE-DRINKING","Passive smoking","Placenta","Smoking","Ultrasound","Ιατρική και Επιστήμες Υγείας","Κλινική Ιατρική","Medical and Health Sciences","Clinical Medicine"],"dc:title":["Επίδραση του καπνίσματος και του καφέ στην υπερηχογραφική απεικόνιση του πλακούντα","The effect of smoking and coffee-drinking on classification of placenta by ultrasound"],"dc:type":["PhD Thesis"]},"updated_at":"2026-07-24T02:24:49Z"}