Browsing NTNU Open by Author "Foss, Olav A."
Now showing items 1-20 of 23
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1-year follow-up of 920 hip and knee arthroplasty patients after implementing fast-track: Good outcomes in a Norwegian university hospital
Winther, Siri Bjørgen; Foss, Olav A.; Wik, Tina Strømdal; Davis, Shawn Patric; Engdal, Monika; Jessen, Vigleik; Husby, Otto Schnell (Journal article; Peer reviewed, 2015)Background — Fast–track has become a well–known concept resulting in improved patient satisfaction and postoperative results. Concerns have been raised about whether increased efficiency could compromise safety, and whether ... -
A 12-month follow-up of patients with fragility hip fracture: Mortality, readmission, and cost related to conventional and standardised hospital care Charlson Comorbidity Index Score and ASA as predictors of mortality
Haugan, Kristin (Doctoral theses at NTNU;2021:222, Doctoral thesis, 2021) -
30-day mortality in patients after hip fracture surgery: A comparison of the Charlson Comorbidity Index score and ASA score used in two prediction models
Haugan, Kristin; Klaksvik, Jomar; Foss, Olav A. (Peer reviewed; Journal article, 2021)Objective: To compare the Charlson Comorbidity Index (CCI) and American Society of Anesthesiologists (ASA) Physical Status Classification used in two prediction models for 30-day mortality after hip fracture surgery. Study ... -
A randomized controlled trial on maximal strength training in 60 patients undergoing total hip arthroplasty: Implementing maximal strength training into clinical practice
Winther, Siri Bjørgen; Foss, Olav A.; Husby, Otto Schnell; Wik, Tina Strømdal; Klaksvik, Jomar; Schnell Husby, Vigdis (Journal article; Peer reviewed, 2018)Background and purpose — Total hip arthroplasty (THA) patients have reduced muscle strength after rehabilitation. In a previous efficacy trial, 4 weeks’ early supervised maximal strength training (MST) increased muscle ... -
An experimental and numerical study of cortical bone at the macro and Nano-scale: Evaluation of long-term Proton Pump Inhibitor treatment on bone properties
Ramezanzadehkoldeh, Masoud (Doctoral theses at NTNU;2017:208, Doctoral thesis, 2017) -
Application of photodynamic therapy with 5-aminolevulinic acid to extracorporeal photopheresis in the treatment of patients with chronic graft-versus-host disease: A first-in-human study
Christensen, Eidi; Foss, Olav A.; Quist-Paulsen, Petter; Staur, Ingrid; Pettersen, Frode; Holien, Toril; Juzenzas, Petras; Qian, Peng (Peer reviewed; Journal article, 2021)Extracorporeal photopheresis (ECP), an immunomodulatory therapy for the treatment of chronic graft-versus-host disease (cGvHD), exposes isolated white blood cells to photoactivatable 8-methoxypsoralen (8-MOP) and UVA light ... -
Children treated for developmental dysplasia of the hip at birth and with normal acetabular index at 1 year: How many had residual dysplasia at 5 years?
Håberg, Øyvind; Bremnes, Thomas Alexander; Foss, Olav A.; Angenete, Oskar W; Lian, Øystein Bjerkestrand; Holen, Ketil Jarl (Peer reviewed; Journal article, 2022)Purpose: The purpose of the study was to assess the effect of further follow-up for children treated for developmental dysplasia of the hip, with normal clinical and radiological findings at 1-year time point. The effect ... -
Children treated for developmental dysplasia of the hip at birth and with normal acetabular index at 1 year: How many had residual dysplasia at 5 years?
Håberg, Øyvind; Bremnes, Thomas Alexander; Foss, Olav A.; Angenete, Oskar W; Lian, Øystein Bjerkestrand; Holen, Ketil Jarl (Peer reviewed; Journal article, 2022)Purpose: The purpose of the study was to assess the effect of further follow-up for children treated for developmental dysplasia of the hip, with normal clinical and radiological findings at 1-year time point. The effect ... -
Diagnostic Accuracy in Subtyping Basal Cell Carcinoma by Clinical Diagnosis Compared with Punch Biopsy
Christensen, Eidi; Mjønes, Patricia; Grimstad, Øystein; Rørdam, Ole Martin; Foss, Olav A. (Peer reviewed; Journal article, 2016) -
Expression of β-Catenin, E-Cadherin, and α-Smooth Muscle Actin in Basal Cell Carcinoma Before Photodynamic Therapy in Non-recurrent and Recurrent Tumors: Exploring the Ability of Predicting Photodynamic Therapy outcome
Mørk, Erik; Mjønes, Patricia Gjertrud; Foss, Olav A.; Bachmann, Ingeborg Margrethe; Christensen, Eidi (Peer reviewed; Journal article, 2023)Photodynamic therapy (PDT) is an effective and cosmetically beneficial treatment of low-risk basal cell carcinomas (BCCs). To optimize PDT response, it is important to correctly select tumors. We sought to find markers ... -
The extent of first-time THA revision is not associated with patient-reported outcomes at 1-year follow-up: a study of 426 aseptic revisions
Winther, Siri Bjørgen; Klaksvik, Jomar; Foss, Olav A.; Wik, Tina Strømdal; Egeberg, Tarjei; Husby, Otto Schnell (Peer reviewed; Journal article, 2023)Background and purpose: Studies evaluating pain and patient-reported outcome measures (PROMs) related to type of revision total hip arthroplasty (rTHA) are sparse. Our aim was to compare pain, physical function, quality ... -
Health care services and costs after hip fracture, comparing conventional versus standardised care: A retrospective study with 12-month follow-up
Haugan, Kristin; Halsteinli, Vidar; Døhl, Øystein; Basso, Trude; Johnsen, Lars Gunnar; Foss, Olav A. (Peer reviewed; Journal article, 2021)Aims: To compare costs related to a standardised versus conventional hospital care for older patients after fragility hip fracture and determine whether a shift in hospital care led to cost-shifts between specialists and ... -
Highly variable effect of sonication to dislodge biofilm-embedded Staphylococcus epidermidis directly quantified by epifluorescence microscopy: an in vitro model study
Sandbakken, Erik Thorvaldsen; Witsø, Eivind; Sporsheim, Bjørnar; Egeberg, Kjartan Wøllo; Foss, Olav A.; Hoang, Linh; Bjerkan, Geir; Løseth, Kirsti; Bergh, Kåre (Peer reviewed; Journal article, 2020)Background In cases of prosthetic joint infections, culture of sonication fluid can supplement culture of harvested tissue samples for correct microbial diagnosis. However, discrepant results regarding the increased ... -
The incidence of late-detected developmental dysplasia of the hip and its functional outcomes: a 17-year cohort study using selective ultrasound screening
Håberg, Øyvind; Foss, Olav A.; Gundersen, Trude; Lian, Øystein Bjerkestrand; Hoel, Myrthle Slettvåg; Holen, Ketil Jarl (Peer reviewed; Journal article, 2023)Background and purpose: We aimed to establish the incidence of late-detected developmental dysplasia of the hip (DDH) with a selective ultrasound (US) examination over 17 years using the femoral head coverage (FHC) as a ... -
The indication for aseptic revision TKA does not influence 1-year outcomes: an analysis of 178 full TKA revisions from a prospective institutional registry
Winther, Siri Bjørgen; Snorroeggen, Gøril Lund; Klaksvik, Jomar; Foss, Olav A.; Egeberg, Tarjei; Wik, Tina Strømdal; Husby, Otto Schnell (Peer reviewed; Journal article, 2022)Background and purpose: Outcomes following revision total knee arthroplasty (TKA) may depend on the indication for revision surgery. We compared pain, patient-reported outcome measures (PROMs), and patient satisfaction ... -
Is foot deformity associated with developmental dysplasia of the hip?
Håberg, Øyvind; Foss, Olav A.; Lian, Øystein Bjerkestrand; Holen, Ketil Jarl (Peer reviewed; Journal article, 2020)Aims: To assess if congenital foot deformity is a risk factor for developmental dysplasia of the hip (DDH). Methods: Between 1996 and 2012, 60,844 children were born in Sør-Trøndelag county in Norway. In this cohort study, ... -
Is there a relationship between the stratum corneum thickness and that of the viable parts of tumour cells in basal cell carcinoma?
Foss, Olav A.; Mjønes, Patricia; Fismen, Silje; Christensen, Eidi (Journal article; Peer reviewed, 2016)Basal cell carcinoma (BCC) is an invasive epithelial skin tumour. The thickness of the outermost epidermal layer of the skin, the stratum corneum (SC), influences drug uptake and penetration into tumour and may thereby ... -
Minor change in the sulcus angle during the first six years of life: A prospective study of the femoral trochlea development in dysplastic and normal knees
Øye, Christian Reidar; Foss, Olav A.; Holen, Ketil Jarl (Journal article; Peer reviewed, 2018)Purpose The aetiology of femoral trochlear dysplasia is unknown. The aim of this prospective cohort study was to describe trochlear development in a newborn population during the first six years of life. Methods In ... -
Mortality and readmission following hip fracture surgery: A retrospective study comparing conventional and fast-track care
Haugan, Kristin; Johnsen, Lars Gunnar; Basso, Trude; Foss, Olav A. (Journal article; Peer reviewed, 2017)Objective To compare the efficacies of two pathways—conventional and fast-track care—in patients with hip fracture. Design Retrospective single-centre study. Setting University hospital in middle Norway. Participants ... -
Preoperative pain catastrophizing and postoperative pain after total knee arthroplasty: A prospective cohort study with one year follow-up
Høvik, Lise Husby; Winther, Siri Bjørgen; Foss, Olav A.; Gjeilo, Kari Hanne (Journal article; Peer reviewed, 2016)Background: Pain relief is likely to be the most important long-term outcome for patients undergoing total knee arthroplasty (TKA). However, research indicates that persistent pain (> 3 months) is a considerable problem, ...