C M Frank Kneepkens

Dr. C M Frank Kneepkens


Research Focus & Metrics

Academic Career Length

43Years (1984-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 August 1994 in Free Radical Biology and Medicine
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Journal Article
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CKC M Frank Kneepkens
C M Frank Kneepkens
GLGuy Lepage
Guy Lepage
CRClaude C. Roy
Claude C. Roy

6 March 2010 in Pediatric Surgery International
Verified
Journal Article
Open access
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RGRamon R. Gorter
Ramon R. Gorter
CKC M Frank Kneepkens
C M Frank Kneepkens
EME. C. J. L. Mattens
E. C. J. L. Mattens
DAD. C. Aronson
D. C. Aronson
HHH. A. Heij
H. A. Heij
Trichobezoars (hair ball) are usually located in the stomach, but may extend through the pylorus into the duodenum and small bowel (Rapunzel syndrome). They are almost always associated with trichotillomania and trichophagia or other psychiatric disorders. In the literature several treatment options are proposed, including removal by conventional laparotomy, laparoscopy and endoscopy. We present our experience with four patients and provide a review of the recent literature. According to our experience and in line with the published results, conventional laparotomy is still the treatment of choice. In addition, psychiatric consultation is necessary to prevent relapses.

8 October 2008 in Pediatric Surgery International
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Journal Article
Open access
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MPM. G. Peetsold
M. G. Peetsold
HHH. A. Heij
H. A. Heij
CKC M Frank Kneepkens
C M Frank Kneepkens
ANA. F. Nagelkerke
A. F. Nagelkerke
JHJ. Huisman
J. Huisman
RGR. J. B. J. Gemke
R. J. B. J. Gemke
Congenital diaphragmatic hernia (CDH) is a life-threatening anomaly with a mortality rate of approximately 40–50%, depending on case selection. It has been suggested that new therapeutic modalities such as nitric oxide (NO), high frequency oxygenation (HFO) and extracorporal membrane oxygenation (ECMO) might decrease mortality associated with pulmonary hypertension and the sequelae of artificial ventilation. When these new therapies indeed prove to be beneficial, a larger number of children with severe forms of CDH might survive, resulting in an increase of CDH-associated complications and/or consequences. In follow-up studies of infants born with CDH, many complications including pulmonary damage, cardiovascular disease, gastro-intestinal disease, failure to thrive, neurocognitive defects and musculoskeletal abnormalities have been described. Long-term pulmonary morbidity in CDH consists of obstructive and restrictive lung function impairments due to altered lung structure and prolonged ventilatory support. CDH has also been associated with persistent pulmonary vascular abnormalities, resulting in pulmonary hypertension in the neonatal period. Long-term consequences of pulmonary hypertension are unknown. Gastro-esophageal reflux disease (GERD) is also an important contributor to overall morbidity, although the underlying mechanism has not been fully understood yet. In adult CDH survivors incidence of esophagitis is high and even Barrett’s esophagus may ensue. Yet, in many CDH patients a clinical history compatible with GERD seems to be lacking, which may result in missing patients with pathologic reflux disease. Prolonged unrecognized GERD may eventually result in failure to thrive. This has been found in many young CDH patients, which may also be caused by insufficient intake due to oral aversion and increased caloric requirements due to pulmonary morbidity. Neurological outcome is determined by an increased risk of perinatal and neonatal hypoxemia in the first days of life of CDH patients. In patients treated with ECMO, the incidence of neurological deficits is even higher, probably reflecting more severe hypoxemia and the risk of ECMO associated complications. Many studies have addressed the substantial impact of the health problems described above, on the overall well-being of CDH patients, but most of them concentrate on the first years after repair and only a few studies focus on the health-related quality of life in CDH patients. Considering the scattered data indicating substantial morbidity in long-term survivors of CDH, follow-up studies that systematically assess long-term sequelae are mandatory. Based on such studies a more focused approach for routine follow-up programs may be established.

5 May 2010 in JAMA
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Journal Article
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DWDaniëlle A. W. M. van der Windt
Daniëlle A. W. M. van der Windt
PJPetra Jellema
Petra Jellema
CMChris J. Mulder
Chris J. Mulder
CKC M Frank Kneepkens
C M Frank Kneepkens
HHHenriëtte E. van der Horst
Henriëtte E. van der Horst
Review from JAMA — Diagnostic Testing for Celiac Disease Among Patients With Abdominal Symptoms — A Systematic Review

1 February 2009 in The American Journal of Human Genetics
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Journal Article
Closed access
PHPeter Heinz-Erian
Peter Heinz-Erian
TMThomas Müller
Thomas Müller
BKBirgit Krabichler
Birgit Krabichler
MSMelanie Schranz
Melanie Schranz
CBChristian Becker
Christian Becker
Andreas R. JaneckeAndreas R. Janecke
Andreas R. Janecke

3 June 2010 in QJM: An International Journal of Medicine
Verified
Journal Article
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PJP. Jellema
P. Jellema
FSF. G. Schellevis
F. G. Schellevis
DWD. A. W. M. van der Windt
D. A. W. M. van der Windt
CKC M Frank Kneepkens
C M Frank Kneepkens
HHH. E. van der Horst
H. E. van der Horst
Background: When lactose malabsorption gives rise to symptoms, the result is called ‘lactose intolerance’. Although lactose intolerance is often bothersome for patients, once recognized it may be managed by simple dietary adjustments. However, diagnosing lactose intolerance is not straightforward, especially in primary care.