Exchange transfusion for severe neonatal hyperbilirubinemia in a term infant: Clinical challenges and outcome

Stellamary*

Nursing Supervisor, Kauvery Hospital, Hosur, Tamil Nadu

*Correspondence

Abstract

Neonatal hyperbilirubinemia is a common and potentially serious condition in newborns, characterized by elevated bilirubin levels. This case study discusses the clinical presentation, diagnostic findings, management strategies, and outcomes of neonate with severe hyperbilirubinemia. Early detection, timely intervention, and a multidisciplinary approach were critical in ensuring a favorable outcome.

Key words: Neonatal hyperbilirubinemia; Bilirubin levels

Introduction

Neonatal hyperbilirubinemia is defined by elevated serum bilirubin levels, often presenting as jaundice in neonates. While most cases are benign, severe hyperbilirubinemia can lead to kernicterus, a form of permanent brain damage caused by bilirubin deposition in the basal ganglia. This case report describes the clinical course of a neonate with severe hyperbilirubinemia, highlighting the importance of prompt diagnosis, effective management, and comprehensive nursing care in mitigating complications.

Case presentation

A 9-day-old female neonate, born at full term via normal vaginal delivery, presented with yellowish discoloration of the skin and sclera extending to the palms and soles. Feeding was reported to be adequate, and the baby cried immediately after birth. The baby was born to a 28-year-old mother with regular menstrual cycles (G₂ P₁ A₁ L₁) and no significant antenatal complications during the 37 weeks of pregnancy. The baby weighed 2.445 kg at birth and cried immediately after delivery. Both the mother’s and the baby’s blood group were O positive, TSH -12.6, Peripheral smear study- Normal. Vaccinations given at birth included BCG, Hepatitis B, and Polio. Baby was initially treated at delivered hospital. From day 3 onwards baby getting photo therapy.

General Appearance: Yellowish discoloration of eyes, skin, palms, and soles.

Vital Signs:

Heart rate: 140 bpm,
Respiratory rate: 40 breaths/min,
Temperature: 36.8°C
SPO2-98%.
Neurological Examination: The neonate was irritable but had no signs of lethargy or seizures.
Feeding: Feeding was Good by the mother.
Outside Workup: G6PD Levels – Normal
Reticulocyte Value – 3%
DCT – Negative
Peripheral Smear – Mild hemolysis with few spherocytes / targeted cells.

Lab investigations

Test	Day 1 of admission	Day 2	Day 3	Day 4
Hb	-	-	11.9	11.5
Total Bilirubin	25.3mg/dl	16.4mg/dl	13.2mg/dl	8.3mg/dL
Direct Bilirubin	1.3mg/dl	1.1mg/dl	2.0mg/dl	0.3mg/dL
Indirect bilirubin	24.0mg/dl	15.3mg/dl	11.2mg/dl	8.0mg/dL

Diagnosis

The neonate was diagnosed with severe neonatal hyperbilirubinemia probably due to minor blood group incompatibility.

Medical Management

The neonate was managed according to the standard protocol for severe unconjugated hyperbilirubinemia with suspected hemolytic jaundice. On admission, serial serum bilirubin and hemoglobin levels were closely monitored to assess disease progression and response to treatment. As the total serum bilirubin continued to rise despite initial therapy, the baby received triple-surface intensive phototherapy to maximize bilirubin breakdown, followed by single-surface phototherapy once bilirubin levels declined. Due to a significant fall in hemoglobin and persistent hyperbilirubinemia, a Double Volume Exchange Transfusion (DVET) (160 mL/kg) was performed through an Umbilical Venous Catheter (UVC) under strict aseptic precautions. Intravenous Immunoglobulin (IVIG) was administered to reduce ongoing immune-mediated hemolysis. Diagnostic investigations, including peripheral smear examination, blood group compatibility testing, and minor blood group antibody screening, were carried out to identify the underlying etiology. Following treatment, the neonate was monitored closely for rebound hyperbilirubinemia, and serial bilirubin measurements confirmed a sustained reduction without recurrence, allowing safe discharge with advice for outpatient follow-up.

Nursing Management

Phototherapy: Intensive double-surface phototherapy initiated immediately. Triple-surface phototherapy administered for 18 hours, followed by single-surface phototherapy for 6 hours.
Exchange Transfusion: Double-volume exchange transfusion performed on Day
Intravenous immunoglobulin (IVIG) administered for suspected minor blood group incompatibility.
Hydration: Intravenous fluids provided alongside breastfeeding.
Monitoring: Serial bilirubin levels monitored every 12 hours. Post-exchange bilirubin level reduced to 9.3 mg/dL. No rebound increase observed.
Parental Counseling: Educated parents on the condition, potential complications, and importance of follow-up care.

Outcome

After 48 hours of intensive phototherapy and exchange transfusion, the neonate demonstrated significant clinical improvement. Total bilirubin levels decreased to 8.3 mg/dL, and jaundice resolved. Feeding improved, and no signs of complications were observed.

Discharge

The neonate was discharged on Day 4 with clear instructions to ensure continued recovery and prevent complications. The parents were advised to continue breastfeeding on demand to support hydration and bilirubin clearance. A follow-up appointment was scheduled for 48 hours to monitor bilirubin levels and assess the neonate’s progress. Additionally, the parents were instructed to observe for any signs of worsening jaundice, feeding difficulties, or other concerning symptoms and to seek immediate medical attention if such issues arose. These discharge guidelines aimed to provide a structured plan for ongoing care and early detection of potential complications. Through minor blood group panel sent, we wouldn’t detect the antigen/antibodies.

Discussion -medical aspects

Neonatal hyperbilirubinemia arises from heightened bilirubin production or impaired clearance. In this case, suspected minor blood group incompatibility was identified as a contributing factor. The timely initiation of phototherapy, exchange transfusion, and IVIG therapy prevented complications such as kernicterus. Multidisciplinary care ensured a favorable outcome.

Discussion – nursing aspects

Nursing care played a crucial role in the management of this neonate with severe hyperbilirubinemia. The nursing team ensured the timely initiation and adjustment of phototherapy, closely monitoring bilirubin levels and the neonate’s response to treatment. During the exchange transfusion, nursing responsibilities included preparing the infant and equipment, maintaining strict aseptic technique during umbilical venous catheter care, monitoring vital signs, and identifying complications such as hypoglycemia, hypocalcemia, electrolyte imbalance, arrhythmias, or infection. Following the procedure, nurses closely monitored for rebound hyperbilirubinemia and ensured adequate feeding, weight monitoring, urine and stool output, and maintenance of fluid and electrolyte balance. Parental education was a key focus, with nurses guiding the family on the importance of breastfeeding, maintaining hygiene, and adhering to prescribed medications. Observation was critical in identifying early signs of complications, such as poor feeding or lethargy, allowing for prompt intervention. Additionally, emotional support was provided to the family throughout the NICU stay, offering reassurance and addressing their concerns to foster a sense of confidence in the care process. This holistic approach by the nursing team was instrumental in achieving a favorable outcome for the neonate.

Follow-up care

1. Diet

Increase breastfeeding frequency (8–12 times per day).
Ensure burping after each feed.

2. Hygiene

Wash hands before feeding.
Maintain clean clothing and bedding for the neonate.
Monitor stool color changes from dark green to yellow.

3. Medications

Administer prescribed medications on time and avoid overdosing.
Maintain accurate records of doses given.

4. Vaccination

Adhere to the immunization schedule as per recommendations.

5. Follow-Up

Attend scheduled follow-ups as advised on the discharge paper.
Continuously monitor for signs of jaundice or feeding difficulties.

Conclusion

This case study highlights the importance of early identification and prompt management of severe neonatal hyperbilirubinemia in preventing serious complications such as kernicterus and neurological impairment. The successful outcome in this neonate was achieved through timely diagnosis, intensive phototherapy, exchange transfusion, IVIG administration, continuous monitoring, and comprehensive nursing care. A multidisciplinary approach involving neonatologists, nurses, and parental participation played a vital role in ensuring effective treatment and recovery. The case also emphasizes the significance of parental education, follow-up care, and early recognition of warning signs in improving neonatal outcomes. Early intervention and coordinated care remain the cornerstone in the management of neonatal jaundice and in promoting the overall well-being of affected neonates.

Exchange transfusion for severe neonatal hyperbilirubinemia in a term infant: Clinical challenges and outcome