Consider the following medical report that includes the patient's historical health records. Use it to predict the disease that the patient is high likely exposed to. 

 Medical Report: history of present illness: is the former 1.97 kg product of a 33 week gestation pregnancy, born to a 30 year-old, g1, p0 woman. prenatal screens: blood type 0 positive, antibody negative, rubella immune, rpr nonreactive. hepatitis b surface antigen negative. group beta strep status positive. edc was . mother's medical history is significant for childhood leukemia, for which she has been in remission for 25 years. she also has a history of depression. this pregnancy was notable for oligohydramnios, first noted at 31 weeks on ultrasound. there was also mild bilateral central renal pelvic dilatation noted on the fetus. there was calyceal dilatation. there was a prenatal consultation with dr. , attending urologist at . the mother received betamethasone on and . she underwent induction for concern for the oligohydramnios. the infant was born by spontaneous vaginal delivery. apgars were 8 at 1 minute and 9 at 5 minutes. she was admitted to the neonatal intensive care unit for treatment of prematurity. physical examination: upon admission to the neonatal intensive care unit, weight was 1.97 kg, 50th percentile. length 46 cm, 75th percentile. head circumference 28 cm, 10th percentile. general: well appearing, active infant, in no acute distress. heent: anterior fontanel open and flat. symmetrical facial features. palate intact. positive red reflex bilaterally. chest: no respiratory distress. mild intercostal retractions. breath sounds clear and equal. cardiovascular: normal s1 and s2. no murmur. femoral pulses +2. well perfused. abdomen soft, nontender, nondistended. no masses noted. genitourinary: normal preterm female. extremities: well perfused. hips stable. spine intact. neuro: appropriate tone and reflexes for gestational age. hospital course: including pertinent laboratory data: system 1, respiratory: was in room air throughout her entire neonatal intensive care unit admission. she had one episode of spontaneous apnea/bradycardia on day of life number 3 and none since. at the time of discharge, she is breathing comfortably with a respiratory rate of 30 to 40 times per minute. system 2, cardiovascular: has remained normotensive with normal heart rates. recent blood pressure is 66/35 with a mean of 46. no murmurs have been noted. system 3, fluids, electrolytes and nutrition: was initially n.p.o. and maintained on intravenous fluids. enteral feeds were started on day of life number one and gradually advanced to full volume. at the time of discharge, she is breast feeding or taking expressed breast milk fortified to 24 calories per ounce with similac powder. weight on the date of discharge is 2.15 kg, which is 4 pounds, 12 ounces, with a recent length of 46 cm and a head circumference of 29 cm. serum electrolytes were checked 3 times during admission and were within normal limits. most recent values on showed a sodium of 140; potassium of 5.2; chloride 106 and total c02 of 26. weight at the time of discharge is 2150 grams. system 4, infectious disease: due to the known group b strep status of the mother and prematurity, was evaluated for sepsis upon admission to the neonatal intensive care unit. a complete blood count was within normal limits. a blood culture obtained prior to starting intravenous ampicillin and gentamycin was no growth at 48 hours. the intravenous antibiotics were discontinued. amoxicillin urinary tract infection prophylaxis was started and she is being discharged home on daily amoxicillin 40 mg p.o. system 5, gastrointestinal: required treatment for unconjugated hyperbilirubinemia with phototherapy. peak serum bilirubin occurred on day of life three with a total of 13.0 over 0.4 mg/dl direct. phototherapy was administered for approximately 4 days. her most recent rebound bilirubin on was 12.2. system 6, hematologic: is blood type 0 positive and her direct antibody test was negative. her hematocrit at birth was 50.8%. she did not receive any transfusion of blood products. system 7, renal: a renal ultrasound was performed on day of life six which showed moderate bilateral hydronephrosis. a voiding cystourethrogram is recommended 4 to 6 weeks after discharge and will follow up with dr. through , , phone number . system 8, neurologic: has maintained a normal neurologic examination during admission and there were no neurological concerns at the time of discharge. system 9, sensory: audiology: hearing screening was performed with automated auditory brain stem responses. passed in both ears. condition on discharge: good. discharge disposition: home with parents. primary pediatrician: dr. , pediatrics, ., , , . phone number . care and recommendations: at the time of discharge: 1. feeding ad lib. breast feeding or p.o. feeding breast milk, fortified to 24 calories per ounce with similac powder. 2. medications: amoxicillin 40 mg p.o. once daily. ferrous sulfate 25 mg/ml dilution, 0.2 ml p.o. once daily. vi-daylin 1 ml p.o. once daily. 1. car seat position screening was performed. was observed for 90 minutes in her car seat without any episodes of bradycardia or oxygen desaturation. 2. state newborn screens were sent on and with no notification of abnormal results to date. 3. immunizations administered: hepatitis b was administered on . 4. immunizations recommended: synagis rsv prophylaxis should be considered from through for infants who meet any of the following three criteria: (1) born at less than 32 weeks; (2) born between 32 and 35 weeks with two of the following: daycare during rsv season , a smoker in the household, neuromuscular disease, airway abnormalities or school age siblings; or (3) with chronic lung disease. influenza immunization is recommended annually in the fall for all infants once they reach six months of age. before this age, and for the first 24 months of the child's life, immunization against influenza is recommended for house hold contacts and out of home caregivers. 1. follow up appointments scheduled or recommended: (1) appointment with dr. , private pediatrician, within three days of discharge. (2) dr. , pediatric urology at . phone number . appointment in 4 to 6 weeks after discharge with a voiding cystourethrogram performed at that time. mother desires to call and make the appointment herself. discharge diagnoses: 1. prematurity at 33 weeks gestation. 2. suspicion for sepsis, ruled out. 3. unconjugated hyperbilirubinemia. 4. bilateral hydronephrosis. , procedure: enteral infusion of concentrated nutritional substances other phototherapy prophylactic administration of vaccine against other diseases diagnoses: need for prophylactic vaccination and inoculation against viral hepatitis observation for suspected infectious condition single liveborn, born in hospital, delivered without mention of cesarean section neonatal jaundice associated with preterm delivery other preterm infants, 1,750-1,999 grams 33-34 completed weeks of gestation other obstructive defects of renal pelvis and ureter 

Answer: The patient is high likely exposed to