Hyperbilirubinemia is most common benign conditions that occurred in Newborn with in first week of life. 60% of term and 80 % of preterm newborn develop Hyperbilirubinemia with in first week of life. 5– 10 % have my required intervention and treatment. It is the cause of concern for the physician and a source of anxiety for parents. Neonatal Hyperbilirubinemia mostly due to the unconjugated Hyperbilirubinemia but some time it may be direct Hyperbilirubinemia. High level of unconjugated bilirubin level toxic to developing central nervous system and may lead to serious brain damage.

Normal adult Serum bilirubin <2 mg/dl. Adult appear jaundiced when serum bilirubin level > 2mg/dl. Newborn appear Jaundiced when serum bilirubin level > 7mg/dl. 

.       .                                                                                                                                                                                                                                      AIM & OBJECTIVE:

Primary objective:

1)       To Study phototherapy induce hypocalcemia that develop after 48 hr of phototherapy or at the end of phototherapy in new born with Hyperbilirubinemia.

2)      Also study the phototherapy effect on urinary calcium level and its correlation with hypocalcemia.

Secondary objective:

1)      Hypocalcemia incidence in preterm and full term,

2)      hypocalcemia and its relation with intensity of phototherapy,

3)      Symptom that develop in baby of phototherapy induce hypocalcemia.

MATERIAL AND METHODS: This study was conducted at C.U.Shah medical hospital – A tertiary care center providing intensive pediatric care at surendranagar, Gujarat. This hospital is 100 bedded tertiary care hospital providing intensive pediatric and neonatal care with different subspecialty care. Drainage of hospital is wide include population of surendranagar city with areas near surendranagar.

 This prospective case control study was conducted in 100 newborn admitted with hyperbilirubinemia in Nicu cu shah medical college during period of July 2016 to dec 2017.