Ida Bagus Rai Widiarsa
Department Of Obstetrics And Gynecologic, Hermina Kemayoran Hospital, Central Jakarta, Indonesia

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Parametrial hematoma following fetal craniotomy and curettage in intrauterine fetal death: a case report Ida Bagus Yudhistira Anantasurya Vidhisvara; Ida Bagus Putu Widiarsa; Margaret Gabriele Helena; I Putu Ivan Cahya Himawan
Intisari Sains Medis Vol. 12 No. 3 (2021): (Available online: 1 December 2021)
Publisher : DiscoverSys Inc.

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (240.52 KB) | DOI: 10.15562/ism.v12i3.1108

Abstract

Background: Parametrial hematoma is collection of blood located in the parametrial area, which is a type of hematoma that can occur in the pelvic cavity. Postpartum hematoma is a rare but life-threatening complication of childbirth. Common risk factors to developing parametrial hematomas include multiple pregnancies, traumatic deliveries, operative vaginal delivery, prolonged labour, manual removal of placenta, inadequate hemostasis at Caesarean section, pre-eclampsia, and anticoagulation therapy. We reported a rare case of parametrial hematoma post-craniotomy and curettage of a fetus with intrauterine fetal death (IUFD) in a 28-year-old pregnant woman 24 weeks into her fourth pregnancy. Case report: A pregnant woman with 24 weeks gestation age came to emergency room with complaints of abdominal pain and bloody discharge without clear fluids 9 hours prior. She was diagnosed with preterm delivery and was given tocolytic. The following day, ultrasound examination was done and fetal heart rate (FHR) was not found, suggesting an intrauterine fetal death (IUFD). Termination was carried out with oxytocin induction but due to maternal exhaustion, pain, and lack of cooperation, a craniotomy was done in operating room followed by curettage. Twenty-four hours after curettage, patient complained of an acute lower right abdominal pain and ultrasound showed a complex mass in right adnexa measuring 8 x 8 cm, suggesting a right adnexal hematoma with a differential diagnosis of a right tubo-ovarian abscess. The patient’s haemoglobin was found to decrease to 6.0 g/dl. A laparotomy was performed and a hematoma was found in the right parametrium without active bleeding. Conclusion: Parametrial hematoma is a rare disease that can occur due to trauma (in labor) or spontaneously due to abnormalities of the uterine arteries that supply blood to the uterus. The patient present in this case report had acute abdominal pain with decreased haemoglobin without signs of bleeding after an operative vaginal birth which may or may not be the cause of the parametrial hematoma due to limitations of examination on the patients. Further observation of similar cases will be required to determine the association between parametrial hematoma and operative vaginal birth. 
BERAT VOLUME PEREKAT GEOPOLIMER BERBAHAN DASAR ABU SABUT KELAPA I Nyoman Suta Widnyana; I Made Alit Karyawan Salain; I Nyoman Sutarja; Ida Bagus Rai Widiarsa
Jurnal Ilmiah Teknik Sipil Vol 26 No 2 (2022): Jurnal Ilmiah Teknik Sipil, Vol. 26 No. 2, Juli 2022
Publisher : Department of Civil Engineering, Udayana University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JITS.2022.v26.i02.p04

Abstract

This study presents the effect of the comparison between precursors and alkaline activators on the volume weight of geopolymer binder. Geopolymer binder uses coconut fiber ash (CFA) as a precursor which contains: SiO2 (8,24%), K2O (70,6%), Cl (14,1%), P2O5 (2,3%) and Fe2O3 (2,25%). Use an alkaline activator: a solution of sodium silicate (SS) and sodium hydroxide (SH) with a molar concentration of 14M. The purpose of volume weight testing is to determine the density level of materials incorporating geopolymer binders. Variation in the proportion of the mixture of precursors (P) and alkaline activator (A) used the ratio: 70%:30%; 75%:25%; 80%:20% and the ratio between alkaline activator Na2SiO3 (SS) and NaOH solution (SH) is: 1:1; 1,5:1; 2:1 to the weight of the precursor. Specimens were printed as cubes with dimensions (50x50x50)mm and tested at specimen 7 and 28 days, respectively. The volume weight test standard refers to SNI 1973:2008. Test results show get a raise ratio of P/A and SS/SH will result in an increasing volume weight value while the volume weight value decreases by 1,3% - 1,4% along with the increase in specimen age.
PERBANDINGAN PERILAKU STRUKTUR DINDING TERKEKANG DAN RANGKA DINDING PENGISI PADA BANGUNAN 4 LANTAI Ida Bagus Rai Widiarsa; Made Sukrawa; I Ketut Sudarsana; A.A. Ayu Istri Laksemana Dewi
Jurnal Ilmiah Teknik Sipil Vol 27 No 1 (2023): Jurnal Ilmiah Teknik Sipil, Vol. 27 No. 1, Maret 2023
Publisher : Department of Civil Engineering, Udayana University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JITS.2023.v27.i01.p07

Abstract

Perbandingan perilaku struktur dinding terkekang (SDK) dan rangka dinding pengisi (RDP) dilakukan pada bangunan 4 lantai yang berfungsi sebagai apartemen. Sebelumnya, dilakukan validasi dengan membandingkan simpangan model dinding bata terkekang dengan hasil uji laboratorium dari peneliti lain. Hasil validasi menunjukkan, pemodelan SDK menggunakan elemen shell memberikan hasil mendekati hasil uji laboratorium, untuk itu dinding pada SDK dimodel dengan elemen shell sedangkan dinding pada RDP dimodel dengan strat diagonal. Dimensi struktur SDK mengacu pada gedung apartemen IITGN, sedangkan dimensi struktur RDP mengacu pada hasil analisis struktur. Hasil penelitian menunjukkan SDK lebih kaku dibandingan RDP, dengan selisih simpangan sebesar 14,89%. Tegangan maksimum dinding pada SDK lebih kecil dibandingkan tegangan maksimum dinding pada RDP, dimana tegangan maksimum dinding pada SDK 4,5 kali lebih kecil dibandingkan tegangan pada RDP. Namun demikian, tegangan dinding maksimum pada kedua model masih memenuhi batas ijin berdasarkan ACI 530-02. Hasil penelitian juga menunjukkan biaya SDK lebih murah dibandingkan biaya RDP.