Fibrinogen
Fibrinogen Purpose To help diagnose suspected clotting or bleeding disorders caused by fibrinogen abnormalities Usually drawn when the patient has pre-eclampsia and may be developing disseminated intravascular coagulation (DIC) Patient…
Fetal-maternal erythrocyte distribution
Fetal-maternal erythrocyte distribution Purpose To detect and measure fetal-maternal blood transfer To determine the amount of Rho(D) immune globulin needed to prevent maternal immunization to the D antigen Also called…
Coombs’ test, direct
Coombs’ test, direct Purpose To detect antigen-antibody complexes on the red blood cell membrane in vivo as well as red blood cell sensitization in Rh-positive neonates whose mothers are Rh…
Chorionic villi sampling
Chorionic villi sampling Purpose To analyze for fetal chromosomal and biochemical abnormalities, such as Tay-Sachs disease, sickle cell disease, anemia, cystic fibrosis, and Down syndrome Patient preparation Explain to the…
Biophysical profile
Biophysical profile Purpose To assess fetal well-being in the later stages of pregnancy To detect central nervous system depression in the fetus Patient preparation Explain the procedure and its purpose…
Bilirubin, total
Bilirubin, total Purpose To evaluate the neonate’s liver function To differentiate physiologic from pathologic hyperbilirubinemia To aid in the differential diagnosis of jaundice and monitor its progress To determine whether…
Amniocentesis
Amniocentesis Purpose To detect fetal abnormalities, particularly chromosomal and neural tube defects To detect hemolytic disease of the newborn To diagnose metabolic disorders, amino acid disorders, and mucopolysaccharidosis To determine…
Transient tachypnea of the neonate
Transient tachypnea of the neonate A mild respiratory problem in neonates, typically beginning after birth and generally lasting about 2 days Also known as type II respiratory distress syndrome, wet…
Tracheoesophageal fistula
Tracheoesophageal fistula Developmental anomaly characterized by an abnormal connection between the trachea and the esophagus Usually accompanies esophageal atresia, in which the esophagus is closed off at some point Numerous…
Small-for-gestational-age neonate
Small-for-gestational-age neonate Birth weight at or below the 10th percentile on intrauterine growth chart Occurs in premature, full-term, or postmature neonates Places the neonate at risk for: Perinatal asphyxia Hypoglycemia…
