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Items: 1 to 50 of 166

1.

Standard and magnetically controlled growing rods for the treatment of early onset scoliosis.

Helenius IJ.

Ann Transl Med. 2020 Jan;8(2):26. doi: 10.21037/atm.2019.09.72. Review.

2.

Should instrumented spinal fusion in nonambulatory children with neuromuscular scoliosis be extended to L5 or the pelvis?

Tøndevold N, Lastikka M, Andersen T, Gehrchen M, Helenius I.

Bone Joint J. 2020 Feb;102-B(2):261-267. doi: 10.1302/0301-620X.102B2.BJJ-2019-0772.R2.

PMID:
32009441
3.

Similar Deformity Correction, but Limited Spinal Growth and Lower Health Related Quality of Life in Children with Skeletal Dysplasia Undergoing Growth-Friendly Management for Early-Onset Scoliosis. A Matched Comparison with Idiopathic Early-Onset Scoliosis.

Helenius I, Saarinen A, White K, McClung A, Yazici M, Garg S, Thompson G, Johnston C, Pahys J, Vitale M, Akbarnia B, Sponseller P.

Spine Deform. 2019 Nov;7(6):1014. doi: 10.1016/j.jspd.2019.09.021. No abstract available.

PMID:
31974971
4.

Os Odontoideum in Children: Treatment Outcomes and Neurologic Risk Factors.

Helenius I, Bauer J, Verhofste B, Sponseller P, Krengel W, Hedequist D, Cahill P, Larson AN, Pahys J, Anderson J, Martus J, Yaszay B, Phillips J.

Spine Deform. 2019 Nov;7(6):1027. doi: 10.1016/j.jspd.2019.09.022. No abstract available.

PMID:
31974952
5.

Radiographic Outcomes of Immobilization using Boston Brace for Pediatric Spondylolysis.

Virkki E, Holstila M, Mattila K, Pajulo O, Helenius I.

Scand J Surg. 2020 Jan 1:1457496919896998. doi: 10.1177/1457496919896998. [Epub ahead of print]

PMID:
31893981
6.

Gastroschisis in Finland 1993 to 2014-Increasing Prevalence, High Rates of Abortion, and Survival: A Population-Based Study.

Raitio A, Lahtinen A, Syvänen J, Kemppainen T, Löyttyniemi E, Gissler M, Hyvärinen A, Helenius I.

Eur J Pediatr Surg. 2019 Dec 31. doi: 10.1055/s-0039-3401797. [Epub ahead of print]

PMID:
31891948
7.

Elevated CO2 regulates the Wnt signaling pathway in mammals, Drosophila melanogaster and Caenorhabditis elegans.

Shigemura M, Lecuona E, Angulo M, Dada LA, Edwards MB, Welch LC, Casalino-Matsuda SM, Sporn PHS, Vadász I, Helenius IT, Nader GA, Gruenbaum Y, Sharabi K, Cummins E, Taylor C, Bharat A, Gottardi CJ, Beitel GJ, Kaminski N, Budinger GRS, Berdnikovs S, Sznajder JI.

Sci Rep. 2019 Dec 3;9(1):18251. doi: 10.1038/s41598-019-54683-0.

8.

Results of growth-friendly management of early-onset scoliosis in children with and without skeletal dysplasias: a matched comparison.

Helenius IJ, Saarinen AJ, White KK, McClung A, Yazici M, Garg S, Thompson GH, Johnston CE, Pahys JM, Vitale MG, Akbarnia BA, Sponseller PD.

Bone Joint J. 2019 Dec;101-B(12):1563-1569. doi: 10.1302/0301-620X.101B12.BJJ-2019-0735.R1.

PMID:
31787003
9.

Preemptive Pregabalin in Children and Adolescents Undergoing Posterior Instrumented Spinal Fusion: A Double-Blinded, Placebo-Controlled, Randomized Clinical Trial.

Helenius LL, Oksanen H, Lastikka M, Pajulo O, Löyttyniemi E, Manner T, Helenius IJ.

J Bone Joint Surg Am. 2020 Feb 5;102(3):205-212. doi: 10.2106/JBJS.19.00650.

PMID:
31770296
10.

Os Odontoideum in Children: Treatment Outcomes and Neurological Risk Factors.

Helenius IJ, Bauer JM, Verhofste B, Sponseller PD, Krengel WF, Hedequist D, Cahill PJ, Larson AN, Pahys JM, Anderson JT, Martus JE, Yaszay B, Phillips JH.

J Bone Joint Surg Am. 2019 Oct 2;101(19):1750-1760. doi: 10.2106/JBJS.19.00314.

PMID:
31577680
11.

Back Pain and Quality of Life After Surgical Treatment for Adolescent Idiopathic Scoliosis at 5-Year Follow-up: Comparison with Healthy Controls and Patients with Untreated Idiopathic Scoliosis.

Helenius L, Diarbakerli E, Grauers A, Lastikka M, Oksanen H, Pajulo O, Löyttyniemi E, Manner T, Gerdhem P, Helenius I.

J Bone Joint Surg Am. 2019 Aug 21;101(16):1460-1466. doi: 10.2106/JBJS.18.01370.

PMID:
31436653
12.

Conservative treatment of main thoracic adolescent idiopathic scoliosis: Full-time or nighttime bracing?

Ohrt-Nissen S, Lastikka M, Andersen TB, Helenius I, Gehrchen M.

J Orthop Surg (Hong Kong). 2019 May-Aug;27(2):2309499019860017. doi: 10.1177/2309499019860017.

PMID:
31284817
13.

Comparison of Outcomes of Glaucoma Screening in Primary Care and Community Settings.

Schettler AJ, Filutowski OR, Helenius IM, Netland PA.

Ophthalmic Epidemiol. 2019 Oct;26(5):355-359. doi: 10.1080/09286586.2019.1626444. Epub 2019 Jun 17.

PMID:
31204530
14.

A Decade of Teaching and Learning in Internal Medicine Ambulatory Education: A Scoping Review.

Coyle A, Helenius I, Cruz CM, Lyons EA, May N, Andrilli J, Bannet MM, Pinotti R, Thomas DC.

J Grad Med Educ. 2019 Apr;11(2):132-142. doi: 10.4300/JGME-D-18-00596.1. Review.

PMID:
31024643
15.

Comparison of Circular and Sagittal Reinforced Rod Options on Sagittal Balance Restoration in Adolescents Undergoing Pedicle Screw Instrumentation for Idiopathic Scoliosis.

Lastikka M, Oksanen H, Helenius L, Pajulo O, Helenius I.

World Neurosurg. 2019 Jul;127:e1020-e1025. doi: 10.1016/j.wneu.2019.04.028. Epub 2019 Apr 14.

PMID:
30995548
16.

Hospital Care and Surgical Treatment of Children with Congenital Upper Limb Defects.

Koskimies-Virta E, Helenius I, Pakkasjärvi N, Nietosvaara Y.

Scand J Surg. 2019 Mar 20:1457496919835988. doi: 10.1177/1457496919835988. [Epub ahead of print]

PMID:
30893005
17.

Paediatric supracondylar humeral fractures: the effect of the surgical specialty on the outcomes.

Saarinen AJ, Helenius I.

J Child Orthop. 2019 Feb 1;13(1):40-46. doi: 10.1302/1863-2548.13.180083.

18.

Complex spine deformities in young patients with severe osteogenesis imperfecta: current concepts review.

Castelein RM, Hasler C, Helenius I, Ovadia D, Yazici M; EPOS Spine Study Group.

J Child Orthop. 2019 Feb 1;13(1):22-32. doi: 10.1302/1863-2548.13.180185. Review.

19.

Back Pain and Outcomes of Pregnancy After Instrumented Spinal Fusion for Adolescent Idiopathic Scoliosis.

Grabala P, Helenius I, Buchowski JM, Larson AN, Shah SA.

World Neurosurg. 2019 Jan 3. pii: S1878-8750(18)32929-2. doi: 10.1016/j.wneu.2018.12.106. [Epub ahead of print]

PMID:
30610987
20.

Hospital admissions and surgical treatment of children with lower-limb deficiency in Finland.

Syvänen J, Helenius I, Koskimies-Virta E, Ritvanen A, Hurme S, Nietosvaara Y.

Scand J Surg. 2019 Dec;108(4):352-360. doi: 10.1177/1457496918812233. Epub 2018 Nov 19.

PMID:
30453848
21.

Surgical and Health-related Quality-of-Life Outcomes of Growing Rod "Graduates" With Severe versus Moderate Early-onset Scoliosis.

Helenius IJ, Sponseller PD, McClung A, Pawelek JB, Yazici M, Emans JB, Thompson GH, Johnston CE, Shah SA, Akbarnia BA.

Spine (Phila Pa 1976). 2019 May 15;44(10):698-706. doi: 10.1097/BRS.0000000000002922.

PMID:
30395085
22.

Posterior Spinal Fusion Extended to Stable Vertebra Provides Similar Outcome in Juvenile Idiopathic Scoliosis Patients Compared with Adolescents with Fusion to the Touched Vertebra.

Oksanen H, Lastikka M, Helenius L, Pajulo O, Helenius I.

Scand J Surg. 2019 Mar;108(1):83-89. doi: 10.1177/1457496918798193. Epub 2018 Sep 12.

PMID:
30207198
23.

Treatment strategies for early-onset scoliosis.

Helenius IJ.

EFORT Open Rev. 2018 May 21;3(5):287-293. doi: 10.1302/2058-5241.3.170051. eCollection 2018 May.

24.

Outcomes of growing rod surgery for severe compared with moderate early-onset scoliosis: a matched comparative study.

Helenius IJ, Oksanen HM, McClung A, Pawelek JB, Yazici M, Sponseller PD, Emans JB, Sánchez Pérez-Grueso FJ, Thompson GH, Johnston C, Shah SA, Akbarnia BA.

Bone Joint J. 2018 Jun 1;100-B(6):772-779. doi: 10.1302/0301-620X.100B6.BJJ-2017-1490.R1.

PMID:
29855249
25.

Gastrointestinal Complications After Surgical Correction of Neuromuscular Scoliosis: A Retrospective Cohort Study.

Jalanko T, Helenius I, Pakarinen M, Koivusalo A.

Scand J Surg. 2018 Sep;107(3):252-259. doi: 10.1177/1457496917748223. Epub 2017 Dec 21.

PMID:
29268665
26.

Instrumented cervical spinal fusions in children: indications and outcomes.

Lastikka M, Aarnio J, Helenius I.

J Child Orthop. 2017 Dec 1;11(6):419-427. doi: 10.1302/1863-2548.11.170115.

27.

Postoperative urinary retention or difficulties to empty the bladder in young patients undergoing posterior spinal fusion for adolescent idiopathic scoliosis.

Keskinen H, Helenius L, Pajulo O, Helenius IJ.

J Pediatr Surg. 2018 Aug;53(8):1542-1546. doi: 10.1016/j.jpedsurg.2017.09.023. Epub 2017 Oct 13.

PMID:
29153469
28.
29.

Paper #34: Treatment of Severe Early Onset Scoliosis using Distraction Based Spinal Instrumentation : A matched comparative study.

Helenius I, Oksanen H, McClung A, Pawelek J, Yazici M, Sponseller P, Emans J, Pérez-Grueso FJS, Thompson G, Johnston C, Shah SA, Akbarnia B; Growing Spine Study Group.

Spine Deform. 2017 Nov;5(6):456-457. doi: 10.1016/j.jspd.2017.09.037.

PMID:
31997176
30.

Subjective Memory Change, Mood, and Cerebrovascular Risk Factors in Older African Americans.

Sperling SA, Tsang S, Williams IC, Park MH, Helenius IM, Manning CA.

J Geriatr Psychiatry Neurol. 2017 Nov;30(6):324-330. doi: 10.1177/0891988717732153. Epub 2017 Sep 27.

31.

Treatment of Aneurysmal Bone Cysts with Bioactive Glass in Children.

Syvänen J, Nietosvaara Y, Kohonen I, Koskimies E, Haara M, Korhonen J, Pajulo O, Helenius I.

Scand J Surg. 2018 Mar;107(1):76-81. doi: 10.1177/1457496917731185. Epub 2017 Sep 27.

PMID:
28950789
32.

Reconstructing Prehistoric African Population Structure.

Skoglund P, Thompson JC, Prendergast ME, Mittnik A, Sirak K, Hajdinjak M, Salie T, Rohland N, Mallick S, Peltzer A, Heinze A, Olalde I, Ferry M, Harney E, Michel M, Stewardson K, Cerezo-Román JI, Chiumia C, Crowther A, Gomani-Chindebvu E, Gidna AO, Grillo KM, Helenius IT, Hellenthal G, Helm R, Horton M, López S, Mabulla AZP, Parkington J, Shipton C, Thomas MG, Tibesasa R, Welling M, Hayes VM, Kennett DJ, Ramesar R, Meyer M, Pääbo S, Patterson N, Morris AG, Boivin N, Pinhasi R, Krause J, Reich D.

Cell. 2017 Sep 21;171(1):59-71.e21. doi: 10.1016/j.cell.2017.08.049.

33.

Blood Pressure Variability and Cognitive Function Among Older African Americans: Introducing a New Blood Pressure Variability Measure.

Tsang S, Sperling SA, Park MH, Helenius IM, Williams IC, Manning C.

Cogn Behav Neurol. 2017 Sep;30(3):90-97. doi: 10.1097/WNN.0000000000000128.

34.

Unplanned Reoperations in Magnetically Controlled Growing Rod Surgery for Early Onset Scoliosis With a Minimum of Two-Year Follow-Up.

Kwan KYH, Alanay A, Yazici M, Demirkiran G, Helenius I, Nnadi C, Ferguson J, Akbarnia BA, Cheung JPY, Cheung KMC.

Spine (Phila Pa 1976). 2017 Dec 15;42(24):E1410-E1414. doi: 10.1097/BRS.0000000000002297.

PMID:
28658035
35.

Health Variables Are Informative in Screening for Mild Cognitive Impairment Among Elderly African Americans.

Tsang S, Sperling SA, Park MH, Helenius IM, Williams IC, Manning C.

J Appl Gerontol. 2019 Oct;38(10):1421-1444. doi: 10.1177/0733464817711961. Epub 2017 May 29.

36.

Delayed Dural Leak Following Posterior Spinal Fusion for Idiopathic Scoliosis Using All Posterior Pedicle Screw Technique.

Floccari LV, Larson AN, Stans AA, Fogelson J, Helenius I.

J Pediatr Orthop. 2017 Oct/Nov;37(7):e415-e420. doi: 10.1097/BPO.0000000000001008.

37.

Neutron-skin effect in direct-photon and charged-hadron production in Pb+Pb collisions at the LHC.

Helenius I, Paukkunen H, Eskola KJ.

Eur Phys J C Part Fields. 2017;77(3):148. doi: 10.1140/epjc/s10052-017-4709-9. Epub 2017 Mar 9.

38.

Outcomes of Spinal Fusion for Cervical Kyphosis in Children with Neurofibromatosis.

Helenius IJ, Sponseller PD, Mackenzie W, Odent T, Dormans JP, Asghar J, Rathjen K, Pahys JM, Miyanji F, Hedequist D, Phillips JH.

J Bone Joint Surg Am. 2016 Nov 2;98(21):e95.

PMID:
27807120
39.

[Pediatric orthopedic cervical spine problems].

Helenius I.

Duodecim. 2016;132(11):1025-32. Review. Finnish.

PMID:
27400588
40.

Implant Complications After Magnetically Controlled Growing Rods for Early Onset Scoliosis: A Multicenter Retrospective Review.

Choi E, Yaszay B, Mundis G, Hosseini P, Pawelek J, Alanay A, Berk H, Cheung K, Demirkiran G, Ferguson J, Greggi T, Helenius I, La Rosa G, Senkoylu A, Akbarnia BA.

J Pediatr Orthop. 2017 Dec;37(8):e588-e592. doi: 10.1097/BPO.0000000000000803.

PMID:
27328123
41.

Preliminary comparison of primary and conversion surgery with magnetically controlled growing rods in children with early onset scoliosis.

Keskinen H, Helenius I, Nnadi C, Cheung K, Ferguson J, Mundis G, Pawelek J, Akbarnia BA.

Eur Spine J. 2016 Oct;25(10):3294-3300. Epub 2016 May 9.

PMID:
27160822
42.

Magnetically controlled Growing Rods for Early-onset Scoliosis: A Multicenter Study of 23 Cases With Minimum 2 years Follow-up.

Hosseini P, Pawelek J, Mundis GM, Yaszay B, Ferguson J, Helenius I, Cheung KM, Demirkiran G, Alanay A, Senkoylu A, Elsebaie H, Akbarnia BA.

Spine (Phila Pa 1976). 2016 Sep 15;41(18):1456-62. doi: 10.1097/BRS.0000000000001561.

PMID:
26974834
43.

Gelatine matrix with human thrombin decreases blood loss in adolescents undergoing posterior spinal fusion for idiopathic scoliosis: a multicentre, randomised clinical trial.

Helenius I, Keskinen H, Syvänen J, Lukkarinen H, Mattila M, Välipakka J, Pajulo O.

Bone Joint J. 2016 Mar;98-B(3):395-401. doi: 10.1302/0301-620X.98B3.36344.

PMID:
26920966
44.

Focused Screening Identifies Evoxine as a Small Molecule That Counteracts CO2-Induced Immune Suppression.

Helenius IT, Nair A, Bittar HE, Sznajder JI, Sporn PH, Beitel GJ.

J Biomol Screen. 2016 Apr;21(4):363-71. doi: 10.1177/1087057115624091. Epub 2015 Dec 23.

45.

Identification of Drosophila Zfh2 as a Mediator of Hypercapnic Immune Regulation by a Genome-Wide RNA Interference Screen.

Helenius IT, Haake RJ, Kwon YJ, Hu JA, Krupinski T, Casalino-Matsuda SM, Sporn PHS, Sznajder JI, Beitel GJ.

J Immunol. 2016 Jan 15;196(2):655-667. doi: 10.4049/jimmunol.1501708. Epub 2015 Dec 7.

46.

[Treatment of severe scoliosis].

Helenius I, Pajulo O.

Duodecim. 2015;131(19):1785-91. Review. Finnish.

PMID:
26638663
47.

The lifetime risk of pneumonia in patients with neuromuscular scoliosis at a mean age of 21 years: the role of spinal deformity surgery.

Keskinen H, Lukkarinen H, Korhonen K, Jalanko T, Koivusalo A, Helenius I.

J Child Orthop. 2015 Oct;9(5):357-64. doi: 10.1007/s11832-015-0682-8. Epub 2015 Sep 8.

48.

Surgically treated patients with axial and peripheral Ewing's sarcoma family of tumours: A population based study in Finland during 1990-2009.

Serlo J, Helenius I, Vettenranta K, Perkkiö M, Riikonen P, Sampo M, Tarkkanen M.

Eur J Surg Oncol. 2015 Jul;41(7):893-8. doi: 10.1016/j.ejso.2015.02.010. Epub 2015 Mar 19.

PMID:
25817983
49.

Incidence, treatment and survival of paediatric patients with bone sarcomas in Finland from 1991 to 2005.

Serlo J, Tarkkanen M, Sampo M, Vettenranta K, Riikonen P, Helenius I.

Acta Paediatr. 2015 Jul;104(7):738-45. doi: 10.1111/apa.12986. Epub 2015 Apr 6.

PMID:
25721807
50.

Rigid fixation improves outcomes of spinal fusion for C1-C2 instability in children with skeletal dysplasias.

Helenius I, Crawford H, Sponseller PD, Odent T, Bernstein RM, Stans AA, Hedequist D, Phillips JH.

J Bone Joint Surg Am. 2015 Feb 4;97(3):232-40. doi: 10.2106/JBJS.N.00503.

PMID:
25653324

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