Follow-up of newborns with low thyroxine and nonelevated thyroid-stimulating hormone–screening concentrations: Results of the 20-year experience in the Northwest Regional Newborn Screening Program

1998 ◽  
Vol 132 (1) ◽  
pp. 70-74 ◽  
Author(s):  
Maya K. Hunter ◽  
Scott H. Mandel ◽  
David E. Sesser ◽  
Richard S. Miyahira ◽  
Leanne Rien ◽  
...  
2015 ◽  
Vol 2 ◽  
pp. 2333794X1456719 ◽  
Author(s):  
Xin Fan ◽  
Shaoke Chen ◽  
Jiale Qian ◽  
Suren Sooranna ◽  
Jingi Luo ◽  
...  

Background. A newborn screening program (NSP) for congenital hypothyroidism (CH) was carried out in Guangxi in order to understand the incidence of CH and the factors interrelated to major types of CH in this region of China. Methods. During 2009 to 2013, data from 930 612 newborns attending NSP in Guangxi were collected. Patients were classified with either permanent CH (PCH) or transient CH (TCH) after 2 years of progressive study. Results. A total of 1210 patients were confirmed with CH with an incidence of 1/769, including 68 PCH and 126 TCH cases with incidences of 1/6673 and 1/3385, respectively. The frequency of thyroid stimulating hormone values greater than 5 mIU/L was 7.2%, which, based on WHO guidelines, suggests that the population was mildly iodine deficient. Conclusions. The incidence of CH was high in Guangxi. Approximately two thirds of CH patients were TCH, which may be due to a deficiency in iodine within the population.


PEDIATRICS ◽  
1977 ◽  
Vol 60 (4) ◽  
pp. 538-541
Author(s):  
STEPHEN H. LAFRANCHI ◽  
NEIL R. M. BUIST ◽  
WILLIAM H. MURPHEY ◽  
P. REED LARSEN ◽  
THOMAS P. FOLEY

A screening program for the detection of neonatal hypothyroidism has been in effect in Oregon since May 1975. Blood samples are obtained from all newborn infants to test for phenylketonuria and other metabolic diseases. A second specimen is obtained from more than 90% of these infants who are retested at 4 to 6 weeks of age. These Guthrie filter paper blood samples are analyzed for thyroxine (T4), and all samples with a low T4 value are analyzed for thyroid stimulating hormone (TSH). At the outset of the program, it was speculated that the screening might detect infants who had reduced


2020 ◽  
Vol 6 (2) ◽  
pp. 35 ◽  
Author(s):  
Yvonne Kellar-Guenther ◽  
Sarah McKasson ◽  
Kshea Hale ◽  
Sikha Singh ◽  
Marci K. Sontag ◽  
...  

Data were collected from 39 newborn screening (NBS) programs to provide insight into the time and factors required for implementing statewide screening for Pompe, Mucopolysaccharidosis type I (MPS I), adrenoleukodystrophy (ALD), and Spinal Muscular Atrophy (SMA). Newborn screening program readiness to screen statewide for a condition was assessed using four phases: (1) approval to screen; (2) laboratory, follow-up, and information technology capabilities; (3) education; and (4) implementation of statewide newborn screening. Seventeen states (43.6%) reached statewide implementation for at least one new disorder. Those states reported that it took 28 months to implement statewide screening for Pompe and MPS I, 30.5 months for ALD, and 20 months for SMA. Using survival curve analysis to account for states still in progress, the estimated median time to statewide screening increased to 75 months for Pompe and 66 months for MPS I. When looking at how long each readiness component took to complete, laboratory readiness was one of the lengthier processes, taking about 39 months. Collaboration with other NBS programs and hiring were the most frequently mentioned facilitators to implementing newborn screening. Staffing or inability to hire both laboratory and follow-up staff was the most frequently mentioned barrier.


Background: Iodine deficiency is associated with goiter and impaired brain function. Neonatal thyroid-stimulating hormone (TSH) screening for congenital hypothyroidism used as an indicator of the degree of iodine deficiency and of its control. An increased frequency of thyroid-stimulating hormone (TSH) measurements above 5 mIU/L in newborn screening corresponds to the impaired iodine status of the population. The aim: to estimate the iodine deficiency and the effectiveness of iodine prophylaxis in Krasnoyarsk territory, Republics of Tuva and Khakassia according the results of neonatal TSH_screening. Methods: An 18-year analysis was performed in 34,980 newborns participating in the national thyroid newborn screening program. The TSH concentration was measured in dry blood spots collected by heel stick on filter paper, 96 hours after birth, using DELFIA method. Results: According to the data of the congenital hypothyroidism screening the rate of TSH < 5 mU/1 was 11.8% in Krasnoyarsk territory (23.9% in 2000) and corresponded to mild iodine deficiency. In different regions of Krasnoyarsk territory the rate of TSH < 5 mU/1 in the newborn varied from 3.5% to 23.7%. The highest values were marked in the Arctic peninsula Taimyr, in cities Zheleznogorsk (nuclear facility) and Sosnovoborsk, in Irbeysky, Suchobuzimsky, Eniseysky, Tuchtetsky, Novoselovsky regions (20.9–23.7%). In the Republic of Khakasia the rate of TSH < 5 mU/1 was 12.5%. In the Republic of Tyva the rate of TSH < 5 mU/1 was – 6.6% (38.6% in 1997; 11.5% in 2000). These results indicate mild iodine deficiency. Conclusion: Our investigations show mild iodine deficiency in Central Siberia demanding continuous adequate iodine prevention. Additional assessment of the iodine intake in the regions with mild iodine deficiency is needed to prevent suboptimal cognitive and psychomotor outcomes.


PEDIATRICS ◽  
1998 ◽  
Vol 102 (2) ◽  
pp. e21.2-e21
Author(s):  
Donald W. Spady ◽  
L. Duncan Saunders ◽  
Fiona Bamforth

PEDIATRICS ◽  
1989 ◽  
Vol 83 (5) ◽  
pp. 910-910
Author(s):  
Deborah D. Henry

I am the parent of an 11½-year-old daughter with sickle cell disease. I am aware of the need for a comprehensive newborn screening program for sickle cell disease and other hemoglobinopathies. However, all such programs must be instituted with a follow-up component, and parents should be made aware that such screenings are being done. My daughter was born during the summer of 1975 in New York City. New York City began screening for sickle cell and similar hemoglobinopathies in May 1975, but had no comprehensive follow-up program until 1978. My daughter was not screened nor was I aware of the screening program. I learned of my daughter's condition during a routine well-child clinic visit when she was 6 months of age. I am afraid to think of her outcome had I not been taking her for preventive health care, because before the age of 1 year she experienced one of the most life-threatening crises of a child with sickle cell disease—splenic sequestration. I am pleased to announce that in New York City today, parents are notified in a timely manner of their infant's newborn screening results with information regarding follow-up and counseling services. Two of my immediate family members gave birth to infants with sickle cell trait. They were informed of their infants' results within 2 weeks after their babies' births, and were given concrete information and recommendations for follow-up genetic services. I know a comprehensive newborn screening program will prevent mortality in infants found to have sickle cell disease and related hemoglobinopathies.


PEDIATRICS ◽  
1992 ◽  
Vol 90 (6) ◽  
pp. 1008-1009
Author(s):  
G. J. MIZEJEWSKI ◽  
K. A. PASS

To the Editor.— We recently have documented a relationship between serum α-fetoprotein (AFP) and congenital hypothyroidism (CH) in the newborn period. Previous studies in our laboratory and others had reported a relationship between elevated serum AFP and elevated thyroid-stimulating hormone (TSH)/low thyroxine T4 in newborns and infants in the first few months of life.1-4 The New York State Newborn Screening Program for CH routinely screens more than 300 000 specimens per year diagnosing 120 to 140 confirmed cases of CH annually.


PEDIATRICS ◽  
1992 ◽  
Vol 90 (1) ◽  
pp. 130-131
Author(s):  
EDWARD R. B. MCCABE

In Reply.— COL Pettett is to be applauded for bringing attention to the issue of newborn screening among dependents of military personnel. He provides the opportunity to reemphasize several points made in the statement from the Committee on Genetics1 including: the need for a standardized policy or program for these dependents, particularly those born outside the US; the value of dedicated regionalized labonatory facilities in a newborn screening program; and the components that require consideration in any such policy or program, which include not only the laboratory, but also educational, administrative, follow-up, management, and evaluative components.


2018 ◽  
Vol 31 (6) ◽  
pp. 601-608 ◽  
Author(s):  
Kui Deng ◽  
Chunhua He ◽  
Jun Zhu ◽  
Juan Liang ◽  
Xiaohong Li ◽  
...  

Abstract Background: Congenital hypothyroidism (CH) is one of the most frequent, preventable causes of mental retardation. Little has been reported on the epidemiological characteristics of CH in China. We aimed to estimate the incidence of CH in China and investigate its geographical variation. Methods: We analyzed data from the nationwide newborn screening program for CH between 2013 and 2015. Poisson regression was used to generate the odds ratios (ORs) and 95% confidence intervals (CIs) between the rates of CH and selected demographic characteristics and assess the potential association between CH incidence and geographical locations. Results: A total of 18,666 patients with CH were identified from 45.2 million newborns, yielding an overall incidence rate of 4.13 per 10,000 live births. Compared with those in the remote area, regardless of infant sex, a higher incidence risk for CH was present in newborns in coastal areas and inland areas (females: OR=2.00, 95% CI: 1.86–2.16 and OR=1.74, 95% CI: 1.61–1.87, respectively; males: OR=1.70, 95% CI: 1.59–1.83 and OR=1.52, 95% CI: 1.42–1.63, respectively). Additionally, the highest risk of CH for thyroid-stimulating hormone (TSH) screening values <40 mU/L was observed among neonates in the coastal areas, while TSH screening values of 70–100 mU/L were observed among those in the inland areas. Conclusions: The overall incidence of CH is high in China. The significant geographical variations of CH incidence are presented in this study.


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