Publication list - Publika - Scientific publications from Oslo University Hospital

Publications by Per Kristian Knudsen

27 publications found

Original articles

Grønmo MM, Møller-Stray J, Akselsen PE, Lindemann PC, Fostervold A, Knudsen CV, Knudsen PK, Lindbæk M, Tonby K, Sundsfjord A (2024)
Gentamicin should remain part of the empirical sepsis regimen for adults
Tidsskr Nor Laegeforen, 144 (3)
DOI 10.4045/tidsskr.23.0659, PubMed 38415563

Grodås KTM, Døllner H, Thaulow CM, Knudsen PK, Tønnessen A, Skeibrok M, Klingenberg C (2023)
Gentamicin serum concentration measurement in children
Tidsskr Nor Laegeforen, 143 (1)
DOI 10.4045/tidsskr.22.0238, PubMed 36655955

Størdal K, Ruiz PL, Greve-Isdahl M, Surén P, Knudsen PK, Gulseth HL, Tapia G (2022)
Risk factors for SARS-CoV-2 infection and hospitalisation in children and adolescents in Norway: a nationwide population-based study
BMJ Open, 12 (3), e056549
DOI 10.1136/bmjopen-2021-056549, PubMed 35277409

Knudsen PK, Lind A, Klundby I, Dudman S (2021)
The incidence of infectious diseases and viruses other than SARS-CoV-2 amongst hospitalised children in Oslo, Norway during the Covid-19 pandemic 2020-2021
J Clin Virol Plus, 2 (1), 100060
DOI 10.1016/j.jcvp.2021.100060, PubMed 35262033

Kristoffersen AW, Knudsen PK, Møller T (2020)
SARS-CoV-2 infection in an infant with severe dilated cardiomyopathy
Cardiol Young, 31 (3), 485-487
DOI 10.1017/S1047951120004060, PubMed 33118485

Knudsen PK, Brandtzaeg P, Høiby EA, Bohlin J, Samuelsen Ø, Steinbakk M, Abrahamsen TG, Müller F, Gammelsrud KW (2018)
Correction: Impact of extensive antibiotic treatment on faecal carriage of antibiotic-resistant enterobacteria in children in a low resistance prevalence setting
PLoS One, 13 (2), e0193439
DOI 10.1371/journal.pone.0193439, PubMed 29466441

Knudsen PK, Gammelsrud KW, Alfsnes K, Steinbakk M, Abrahamsen TG, Müller F, Bohlin J (2018)
Transfer of a bla _CTX-M-1-carrying plasmid between different Escherichia coli strains within the human gut explored by whole genome sequencing analyses
Sci Rep, 8 (1), 280
DOI 10.1038/s41598-017-18659-2, PubMed 29321570

Knudsen PK, Brandtzaeg P, Høiby EA, Bohlin J, Samuelsen Ø, Steinbakk M, Abrahamsen TG, Müller F, Gammelsrud KW (2017)
Impact of extensive antibiotic treatment on faecal carriage of antibiotic-resistant enterobacteria in children in a low resistance prevalence setting
PLoS One, 12 (11), e0187618
DOI 10.1371/journal.pone.0187618, PubMed 29112974

Gammelsrud KW, Knudsen PK, Høiby EA (2016)
A novel Direct MIC-gradient Strip Method to screen for antibiotic-resistant faecal Enterobacteriaceae
J Microbiol Methods, 129, 94-97
DOI 10.1016/j.mimet.2016.08.007, PubMed 27526992

Jensenius M, Winje BA, Blomberg B, Mengshoel AT, Lippe Bv, Hannula R, Bruun JN, Knudsen PK, Rønning JO, Heldal E, Dyrhol-Riise AM (2016)
Multidrug-resistant tuberculosis in Norway: a nationwide study, 1995-2014
Int J Tuberc Lung Dis, 20 (6), 786-92
DOI 10.5588/ijtld.15.0895, PubMed 27155182

Dalen ML, Knudsen PK, Bye K, Nilsen KB, Rørvik LM, Tessem GA (2015)
[ An infant with acute flaccid pareses]
Tidsskr Nor Laegeforen, 135 (16), 1455-8
DOI 10.4045/tidsskr.14.1419, PubMed 26356456

Pfeiffer HC, Bragstad K, Skram MK, Dahl H, Knudsen PK, Chawla MS, Holberg-Petersen M, Vainio K, Dudman SG, Kran AM, Rojahn AE (2015)
Two cases of acute severe flaccid myelitis associated with enterovirus D68 infection in children, Norway, autumn 2014
Euro Surveill, 20 (10), 21062
DOI 10.2807/1560-7917.es2015.20.10.21062, PubMed 25788251

Pincikova T, Nilsson K, Moen IE, Fluge G, Hollsing A, Knudsen PK, Lindblad A, Mared L, Pressler T, Hjelte L, Scandinavian Cystic Fibrosis Study Consortium (SCFSC) (2011)
Vitamin D deficiency as a risk factor for cystic fibrosis-related diabetes in the Scandinavian Cystic Fibrosis Nutritional Study
Diabetologia, 54 (12), 3007-15
DOI 10.1007/s00125-011-2287-1, PubMed 21901282

Gilje AM, Knudsen PK, Øymar K (2011)
[A young girl with abdominal pain]
Tidsskr Nor Laegeforen, 131 (12), 1199-201
DOI 10.4045/tidsskr.09.0887, PubMed 21694748

Olesen HV, Pressler T, Hjelte L, Mared L, Lindblad A, Knudsen PK, Laerum BN, Johannesson M, Scandinavian Cystic Fibrosis Study Consortium (2010)
Gender differences in the Scandinavian cystic fibrosis population
Pediatr Pulmonol, 45 (10), 959-65
DOI 10.1002/ppul.21265, PubMed 20672360

Pincikova T, Nilsson K, Moen IE, Karpati F, Fluge G, Hollsing A, Knudsen PK, Lindblad A, Mared L, Pressler T, Hjelte L, Scandinavian Cystic Fibrosis Study Consortium (2010)
Inverse relation between vitamin D and serum total immunoglobulin G in the Scandinavian Cystic Fibrosis Nutritional Study
Eur J Clin Nutr, 65 (1), 102-9
DOI 10.1038/ejcn.2010.194, PubMed 20859300

Knudsen PK, Olesen HV, Høiby N, Johannesson M, Karpati F, Laerum BN, Meyer P, Pressler T, Lindblad A, Scandinavian CF Study Consortium (SCFSC) (2009)
Differences in prevalence and treatment of Pseudomonas aeruginosa in cystic fibrosis centres in Denmark, Norway and Sweden
J Cyst Fibros, 8 (2), 135-42
DOI 10.1016/j.jcf.2008.11.001, PubMed 19157995

Pressler T, Karpati F, Granström M, Knudsen PK, Lindblad A, Hjelte L, Olesen HV, Meyer P, Høiby N, Scandinavian CF Study Consortium (2008)
Diagnostic significance of measurements of specific IgG antibodies to Pseudomonas aeruginosa by three different serological methods
J Cyst Fibros, 8 (1), 37-42
DOI 10.1016/j.jcf.2008.08.002, PubMed 18835753

Størdal K, Johannesdottir GB, Bentsen BS, Knudsen PK, Carlsen KC, Closs O, Handeland M, Holm HK, Sandvik L (2005)
Acid suppression does not change respiratory symptoms in children with asthma and gastro-oesophageal reflux disease
Arch Dis Child, 90 (9), 956-60
DOI 10.1136/adc.2004.068890, PubMed 16113133

Heier I, Knudsen PK, Wathne KO (2003)
[Infections with atypical mycobacteria in children]
Tidsskr Nor Laegeforen, 123 (6), 800-2
PubMed 12693120

Wang T, Knudsen PK, Brauner CJ, Busk M, Vijayan MM, Jensen FB (1998)
Copper exposure impairs intra- and extracellular acid-base regulation during hypercapnia in the fresh water rainbow trout (Oncorhynchus mykiss)
J Comp Physiol B, 168 (8), 591-9
DOI 10.1007/s003600050181, PubMed 9871343

Knudsen PK, Jensen FB (1998)
Effects of exhausting exercise and catecholamines on K+ balance, acid-base status and blood respiratory properties in carp
Comp Biochem Physiol A Mol Integr Physiol, 119 (1), 301-7
DOI 10.1016/s1095-6433(97)00435-2, PubMed 11253799

Knudsen PK (1987)
Diet and dialysis
Br Med J (Clin Res Ed), 295 (6601), 767-8
DOI 10.1136/bmj.295.6601.767, PubMed 3119029