ABSTRAK
Latar Belakang : Angka kejadianik terus pada bayibaru lahir berkisar 25-50% pada bayi cukup bulan dan lebih tinggi pada bayi kurang bulan. Di RSUD Sukoharjo bayi baru lahir yang mengalami ikterusneonatorum sebesar 18%.
Tujuan:Untuk mempelajari dan memahami asuhan kebidanan pada kasus ikterus neonatorum derajat IV di NICU RSUD Sukoharjo.
Metode: Observasional deskriptif dengan pendekatan studi kasus. Subjek penelitian bayi Ny. N dengan ikterus neonatorum derajat IV. Cara pengambilan data melalui wawancara, observasi langsung dan studi dokumen rekam medik. Analisis data secara deskriptif berdasar 7 langkah Varney dan SOAP.
Hasil:Bayi Ny. N umur 12 jam dengan ikterus neonatorum derajat IV diberikan fototerapi selama 48 jam, Curcuma 200 mg (2x1) dan ASI secara on demand. Diagnosa potensial yaitu kern ikterus tidak terjadi,bayi sembuh dalam empat hari dilakukan perawatan.
Kesimpulan : Bayi Ny. N dengan ikterus neonatorum derajat IV telah mendapat fototerapi selama 48 jam,Curcuma 200 mg (2x1), mengalami perbaikan KU, bayi diperbolehkan pulangdan tidak terjadi komplikasi. Terdapat kesenjangan pada pelaksanaan yaitu tidak dilakukan pemeriksaan ulang kadar bilirubin untuk mengetahui derajat ikterus.
Kata Kunci:Asuhan Kebidanan, Bayi Baru Lahir, Ikterus Neonatorum Derajat IV
ABSTRACT
Background: The rate of icterus neonatorumincidence in the newborn with full-term birth was approximately 25-50%, and even was greater in those with early term birth. At the Local General Hospital of Sukoharjo, the percentage of newborn with icterus neonatorum of Level IV was 18%.  
Objective: The objective of this research was to study and understand the midwifery care on the case of icterus neonatorum of Level IV at NICU of the Local General Hospital of Sukoharjo.
Method: This research used the observational descriptive research method with the case study approach. The subject of research was the infant of Mrs. N with icterus neonatorum of Level IV. The data of research were collected through in-depth interview, direct observation, and content analysis of medical record. The data of research were descriptively analyzed by using Varney’s Seven Steps and SOAP.
Result:Infant of Mrs. N aged 12 hours with icterus neonatorum  of Level IV was exposed to phototherapy for 48 hours, and was given Curcuma 200 mg (2x1) and breast milkon demand. The potential diagnosis of kernicterus was not present, and the baby got recovered following four days of treatment.
Conclusion: Infant of Mrs. Nwith icterus neonatorum of Level IV was exposed to phototherapy for 48 hours, and was given Curcuma 200 mg (2x1). Following the treatment, the vital signs of the baby got better, and complication was not present. The infant was then allowed to be discharged.A gap was found that the reexamination of bilirubin level in order to investigate the icterus level was not done.
Keywords:Midwifery care, newborn, icterus neonatorum of Level IV