Per Helsing
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Author network for Per Helsing by COREMINE medical


Publications 2016

Helsing P, Robsahm TE, Vos L, Rizvi SM, Akslen LA, Veierød MB (2016)
Cutaneous head and neck melanoma (CHNM): A population-based study of the prognostic impact of tumor location
J Am Acad Dermatol, 75 (5), 975-982.e2
PubMed 27546291

Rizvi SM, Halvorsen JA, Helsing P (2016)
[An unusual sports injury]
Tidsskr Nor Laegeforen, 136 (21), 1814
PubMed 27883105

Tagliabue E, Gandini S, García-Borrón JC, Maisonneuve P, Newton-Bishop J, Polsky D, Lazovich D, Kumar R, Ghiorzo P, Ferrucci L, Gruis NA, Puig S, Kanetsky PA, Motokawa T, Ribas G, Landi MT, Fargnoli MC, Wong TH, Stratigos A, Helsing P, Guida G, Autier P, Han J, Little J, Sera F et al. (2016)
Association of Melanocortin-1 Receptor Variants with Pigmentary Traits in Humans: A Pooled Analysis from the M-Skip Project
J Invest Dermatol, 136 (9), 1914-7
PubMed 27251790

Publications 2015

Helsing P, Gjersvik P, Tarstedt M (2015)
Treatment of basal cell carcinoma in Scandinavia: evidence or eminence based?
Int J Dermatol, 54 (9), 1030-3
PubMed 25660368

Johnsrud I, Kulseth MA, Rødningen OK, Landrø L, Helsing P, Waage Nielsen E, Heimdal K (2015)
A Nationwide Study of Norwegian Patients with Hereditary Angioedema with C1 Inhibitor Deficiency Identified Six Novel Mutations in SERPING1
PLoS One, 10 (7), e0131637
PubMed 26154504

Johnsrud I, Kulseth MA, Rødningen OK, Landrø L, Helsing P, Waage Nielsen E, Heimdal K (2015)
Correction: A Nationwide Study of Norwegian Patients with Hereditary Angioedema with C1 Inhibitor Deficiency Identified Six Novel Mutations in SERPING1
PLoS One, 10 (8), e0136011
PubMed 26270546

Law MH, Bishop DT, Lee JE, Brossard M, Martin NG, Moses EK, Song F, Barrett JH, Kumar R, Easton DF, Pharoah PD, Swerdlow AJ, Kypreou KP, Taylor JC, Harland M, Randerson-Moor J, Akslen LA, Andresen PA, Avril MF, Azizi E, Scarrà GB, Brown KM, Dȩbniak T, Duffy DL, Elder DE et al. (2015)
Genome-wide meta-analysis identifies five new susceptibility loci for cutaneous malignant melanoma
Nat Genet, 47 (9), 987-95
PubMed 26237428

Rizvi SM, Veierød MB, Thorsby PM, Helsing P (2015)
Vitamin D in Norwegian renal transplant recipients: A longitudinal study with repeated measurements in winter and summer
Eur J Dermatol, 25 (3), 234-9
PubMed 26412038

Robsahm TE, Helsing P, Veierød MB (2015)
Cutaneous squamous cell carcinoma in Norway 1963-2011: increasing incidence and stable mortality
Cancer Med, 4 (3), 472-80
PubMed 25620456

Tagliabue E, Fargnoli MC, Gandini S, Maisonneuve P, Liu F, Kayser M, Nijsten T, Han J, Kumar R, Gruis NA, Ferrucci L, Branicki W, Dwyer T, Blizzard L, Helsing P, Autier P, García-Borrón JC, Kanetsky PA, Landi MT, Little J, Newton-Bishop J, Sera F, Raimondi S, M-SKIP Study Group (2015)
MC1R gene variants and non-melanoma skin cancer: a pooled-analysis from the M-SKIP project
Br J Cancer, 113 (2), 354-63
PubMed 26103569

Publications 2014

Barrett JH, Taylor JC, Bright C, Harland M, Dunning AM, Akslen LA, Andresen PA, Avril MF, Azizi E, Bianchi Scarrà G, Brossard M, Brown KM, Dębniak T, Elder DE, Friedman E, Ghiorzo P, Gillanders EM, Gruis NA, Hansson J, Helsing P, Hočevar M, Höiom V, Ingvar C, Landi MT, Lang J et al. (2014)
Fine mapping of genetic susceptibility loci for melanoma reveals a mixture of single variant and multiple variant regions
Int J Cancer, 136 (6), 1351-60
PubMed 25077817

Iles MM, Bishop DT, Taylor JC, Hayward NK, Brossard M, Cust AE, Dunning AM, Lee JE, Moses EK, Akslen LA, AMFS Investigators, Andresen PA, Avril MF, Azizi E, Scarrà GB, Brown KM, Dębniak T, Elder DE, Friedman E, Ghiorzo P, Gillanders EM, Goldstein AM, Gruis NA, Hansson J, Harland M et al. (2014)
The effect on melanoma risk of genes previously associated with telomere length
J Natl Cancer Inst, 106 (10)
PubMed 25231748

Mantaka P, Malecka A, Trøen G, Helsing P, Gjersvik P, Delabie J (2014)
Multiple distinct T-cell clones in folliculotropic mycosis fungoides
Am J Dermatopathol, 36 (12), 972-6
PubMed 25140661

Rizvi SM, Helsing P (2014)
Transitory contractile dermatosis--a new entity?
J Am Acad Dermatol, 71 (1), 197
PubMed 24947695

Sitek JC, Tangeraas T, Bjerre A, Helsing P (2014)
The prevalence of skin disorders in Norwegian paediatric renal transplant recipients
Acta Derm Venereol, 94 (4), 421-4
PubMed 24287733

Tronstad C, Helsing P, Tønseth KA, Grimnes S, Krogstad AL (2014)
Tumescent suction curettage vs. curettage only for treatment of axillary hyperhidrosis evaluated by subjective and new objective methods
Acta Derm Venereol, 94 (2), 215-20
PubMed 24002584

Publications 2013

Andresen PA, Nymoen DA, Kjærheim K, Leivestad T, Helsing P (2013)
Susceptibility to Cutaneous Squamous Cell Carcinoma in Renal Transplant Recipients Associates with Genes Regulating Melanogenesis Independent of their Role in Pigmentation
Biomark Cancer, 5, 41-7
PubMed 24179397

Geisler J, Bachmann IM, Nyakas M, Helsing P, Fjøsne HE, Mæhle LO, Aamdal S, Eide NA, Svendsen HL, Straume O, Robsahm TE, Jacobsen KD, Akslen LA (2013)
Malignant melanoma--diagnosis, treatment and follow-up in Norway
Tidsskr Nor Laegeforen, 133 (20), 2154-9
PubMed 24172628

Helsing P, Togsverd-Bo K, Veierød MB, Mørk G, Haedersdal M (2013)
Intensified fractional CO2 laser-assisted photodynamic therapy vs. laser alone for organ transplant recipients with multiple actinic keratoses and wart-like lesions: a randomized half-side comparative trial on dorsal hands
Br J Dermatol, 169 (5), 1087-92
PubMed 23855503

Iles MM, Law MH, Stacey SN, Han J, Fang S, Pfeiffer R, Harland M, Macgregor S, Taylor JC, Aben KK, Akslen LA, Avril MF, Azizi E, Bakker B, Benediktsdottir KR, Bergman W, Scarrà GB, Brown KM, Calista D, Chaudru V, Fargnoli MC, Cust AE, Demenais F, de Waal AC, Dębniak T et al. (2013)
A variant in FTO shows association with melanoma risk not due to BMI
Nat Genet, 45 (4), 428-32, 432e1
PubMed 23455637

Lützow-Holm C, Gjersvik P, Helsing P (2013)
Melanoma, mole or sebaceous wart?
Tidsskr Nor Laegeforen, 133 (11), 1167-8
PubMed 23759771

Mantaka P, Helsing P, Gjersvik P, Bassarova A, Clausen OP, Delabie J (2013)
Clinical and histopathological features of folliculotropic mycosis fungoides: a Norwegian patient series
Acta Derm Venereol, 93 (3), 325-9
PubMed 23053197

Publications 2012

Gjersvik P, Helsing P, Holdaas H, Bergan S (2012)
[Immunosuppressive drugs and the development of skin cancer after organ transplantation]
Tidsskr Nor Laegeforen, 132 (18), 2064-8
PubMed 23038197

Guleng GE, Helsing P (2012)
Photodynamic therapy for basal cell carcinomas in organ-transplant recipients
Clin Exp Dermatol, 37 (4), 367-9
PubMed 22420420

Helsing P, Nymoen DA, Rootwelt H, Vårdal M, Akslen LA, Molven A, Andresen PA (2012)
MC1R, ASIP, TYR, and TYRP1 gene variants in a population-based series of multiple primary melanomas
Genes Chromosomes Cancer, 51 (7), 654-61
PubMed 22447455

Raimondi S, Gandini S, Fargnoli MC, Bagnardi V, Maisonneuve P, Specchia C, Kumar R, Nagore E, Han J, Hansson J, Kanetsky PA, Ghiorzo P, Gruis NA, Dwyer T, Blizzard L, Fernandez-de-Misa R, Branicki W, Debniak T, Morling N, Landi MT, Palmieri G, Ribas G, Stratigos A, Cornelius L, Motokawa T et al. (2012)
Melanocortin-1 receptor, skin cancer and phenotypic characteristics (M-SKIP) project: study design and methods for pooling results of genetic epidemiological studies
BMC Med Res Methodol, 12, 116
PubMed 22862891

Publications 2011

Macgregor S, Montgomery GW, Liu JZ, Zhao ZZ, Henders AK, Stark M, Schmid H, Holland EA, Duffy DL, Zhang M, Painter JN, Nyholt DR, Maskiell JA, Jetann J, Ferguson M, Cust AE, Jenkins MA, Whiteman DC, Olsson H, Puig S, Bianchi-Scarrà G, Hansson J, Demenais F, Landi MT, Dębniak T et al. (2011)
Genome-wide association study identifies a new melanoma susceptibility locus at 1q21.3
Nat Genet, 43 (11), 1114-8
PubMed 21983785

Roscher I, Brevig T, Mørk G, Helsing P, Gjersvik P (2011)
[Mohs surgery in basal cell carcinoma on the face]
Tidsskr Nor Laegeforen, 131 (24), 2475-9
PubMed 22170133

Publications 2010

Helsing P, Gjersvik P, Holm JØ, Steinkjer B, Holsen D, Johnsson M, Braun R, Vårdal M, Austad J (2010)
Variability in patch test reactions--first report from the Norwegian Patch Test Registry
Contact Dermatitis, 62 (5), 309-13
PubMed 20536479

Publications 2009

Christensen E, Warloe T, Kroon S, Funk J, Helsing P, Soler AM, Stang HJ, Vatne O, Mørk C, Norwegian Photodynamic Therapy (PDT) Group (2009)
Guidelines for practical use of MAL-PDT in non-melanoma skin cancer
J Eur Acad Dermatol Venereol, 24 (5), 505-12
PubMed 19807828

Publications 2008

Helsing P, Nymoen DA, Ariansen S, Steine SJ, Maehle L, Aamdal S, Langmark F, Loeb M, Akslen LA, Molven A, Andresen PA (2008)
Population-based prevalence of CDKN2A and CDK4 mutations in patients with multiple primary melanomas
Genes Chromosomes Cancer, 47 (2), 175-84
PubMed 18023021

Publications 2007

Helsing P, Austad J, Talberg HJ (2007)
Onycholysis induced by nail hardener
Contact Dermatitis, 57 (4), 280-1
PubMed 17868227

Helsing P, Austad J, Talberg HJ (2007)
Onycholysis induced by nail hardener
Contact Dermatitis, 57 (4), 280A-281

Helsing P, Frøen H (2007)
Dermatitis herpetiformis presenting as ataxia in a child
Acta Derm Venereol, 87 (2), 163-5
PubMed 17340026

Publications 2006

Helsing P, Mørk G, Sveen B (2006)
Ruby laser treatment of congenital melanocytic naevi--a pessimistic view
Acta Derm Venereol, 86 (3), 235-7
PubMed 16710582

Helsing P, Nielsen EW (2006)
Hepatocellular focal nodular hyperplasia after danazol treatment for hereditary angio-oedema
Acta Derm Venereol, 86 (3), 272-3
PubMed 16710600

Publications 2004

Helsing P (2004)
[Treatment of malignant melanoma]
Tidsskr Nor Laegeforen, 124 (22), 2916-7
PubMed 15550966

Helsing P, Kramer P, Haugstvedt A, Aarebrot S, Todal A, Moseng D, Loeb M (2004)
[Surgical treatment of basal cell carcinoma]
Tidsskr Nor Laegeforen, 124 (21), 2740-2
PubMed 15534663

Helsing P, Loeb M (2004)
Small diameter melanoma: a follow-up of the Norwegian Melanoma Project
Br J Dermatol, 151 (5), 1081-3
PubMed 15541089

Publications 2003

Lützow-Holm C, Helsing P (2003)
[Congenital melanocytic nevi--what should be said and done?]
Tidsskr Nor Laegeforen, 123 (9), 1204-5
PubMed 12789791

Publications 2001

Gjersvik PJ, Helsing P (2001)
[Uncritical views on photodynamic therapy]
Tidsskr Nor Laegeforen, 121 (18), 2204-5
PubMed 11572005

Granlund H, Erkko P, Remitz A, Langeland T, Helsing P, Nuutinen M, Reitamo S (2001)
Comparison of cyclosporin and UVAB phototherapy for intermittent one-year treatment of atopic dermatitis
Acta Derm Venereol, 81 (1), 22-7
PubMed 11411908

Helsing P, Høyheim B (2001)
The Asp84Glu variant of the MC1R gene in Norwegian melanoma patients
Acta Derm Venereol, 81 (1), 68-9
PubMed 11411928

Helsing P, Mørk NJ, Flage T (2001)
[Pathological findings in the eye of children with facial nevus]
Tidsskr Nor Laegeforen, 121 (16), 1911-2
PubMed 11488182

Publications 2000

Faye RS, Helsing P, Langmark F (2000)
[Diagnostic delay in malignant melanoma]
Tidsskr Nor Laegeforen, 120 (9), 1023-5
PubMed 10833960

Publications 1997

Helsing P (1997)
[Etiology of malignant melanoma--what do we know?]
Tidsskr Nor Laegeforen, 117 (7), 969-71
PubMed 9103011

Helsing P (1997)
[Malignant melanoma. Diagnosis, treatment and follow-up]
Tidsskr Nor Laegeforen, 117 (21), 3107-8
PubMed 9381447

Helsing P, Faye R, Langmark F (1997)
Cutaneous malignant melanoma. Correlation between tumor characteristics and diagnostic delay in Norwegian patients
Eur. J. Dermatol., 7 (5), 359-361

Publications 1996

Mørk NJ, Austad J, Helsing P, Kasbohm E (1996)
[Nevus flammeus in small children treated pulsed dye laser]
Tidsskr Nor Laegeforen, 116 (29), 3474-5
PubMed 9019852

Publications 1992

Helsing P (1992)
[The dermatoscop. An instrument for examination of pigmented skin lesions]
Tidsskr Nor Laegeforen, 112 (10), 1306-7
PubMed 1533736

Helsing P, Gaustad P (1992)
Bullous impetigo caused by group A streptococci. A case report
Acta Derm Venereol, 72 (1), 50-1
PubMed 1350146

Publications 1991

Helsing P, Austad J (1991)
Contact dermatitis mimicking photodermatosis in a 1-year-old child
Contact Dermatitis, 24 (2), 140-1
PubMed 2040156