P van der Valk
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Explore the profile of P van der Valk including associated specialties, affiliations and a list of published articles.
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205
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4058
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Recent Articles
11.
Rodjan F, de Graaf P, van der Valk P, Moll A, Kuijer J, Knol D, et al.
AJNR Am J Neuroradiol
. 2012 May;
33(11):2129-35.
PMID: 22627800
Background And Purpose: Noninvasive evaluation of retinoblastoma treatment response has become more important due to increased use of eye-sparing treatments. We evaluated the relation between DCE-MR imaging and histopathologic parameters...
12.
Seewann A, Kooi E, Roosendaal S, Pouwels P, Wattjes M, van der Valk P, et al.
Neurology
. 2012 Jan;
78(5):302-8.
PMID: 22218278
Objective: To assess the sensitivity and specificity of 3D double inversion recovery (DIR) MRI for detecting multiple sclerosis (MS) cortical lesions (CLs) using a direct postmortem MRI to histopathology comparison....
13.
de Graaf P, Pouwels P, Rodjan F, Moll A, Imhof S, Knol D, et al.
AJNR Am J Neuroradiol
. 2011 Oct;
33(1):110-8.
PMID: 22033715
Background And Purpose: Retinoblastoma may exhibit variable hyperintensities on DWI, resulting in different values in the ADC maps, depending on their histology and cellularity. However, EP-based DWI has susceptibility artifacts...
14.
Kipp M, Clarner T, Gingele S, Pott F, Amor S, van der Valk P, et al.
Physiol Res
. 2011 Jul;
60(Suppl 1):S49-60.
PMID: 21777034
Over a century ago, hyperplasia and hypertrophy of astrocytes was noted as a histopathological hallmark of multiple sclerosis and was hypothesized to play an important role in the development and...
15.
Kipp M, Gingele S, Pott F, Clarner T, van der Valk P, Denecke B, et al.
Brain Behav Immun
. 2011 May;
25(8):1554-68.
PMID: 21620951
Several lines of evidence indicate that remyelination represents one of the most effective mechanisms to achieve axonal protection. For reasons that are not yet understood, this process is often incomplete...
16.
Kipp M, Norkus A, Krauspe B, Clarner T, Berger K, van der Valk P, et al.
Inflamm Res
. 2011 Apr;
60(8):723-6.
PMID: 21516513
Objective And Design: It has been demonstrated that changes in the normal-appearing white matter (NAWM) in multiple sclerosis precede the appearance of classical lesions. The understanding of NAWM biology in...
17.
Stancic M, van Horssen J, Thijssen V, Gabius H, van der Valk P, Hoekstra D, et al.
Neuropathol Appl Neurobiol
. 2011 Apr;
37(6):654-71.
PMID: 21501208
Aims: Multiple sclerosis (MS) is a chronic progressive degenerative disorder of the central nervous system, characterized by inflammation, demyelination, ultimate failure of remyelination and axonal loss. Current research identifies galectins,...
18.
de Graaf P, van der Valk P, Moll A, Imhof S, Schouten-van Meeteren A, Knol D, et al.
AJNR Am J Neuroradiol
. 2009 Oct;
31(2):237-45.
PMID: 19833805
Background And Purpose: AES contrast-enhancement is recognized in a substantial number of retinoblastoma-affected eyes. We retrospectively investigated the histopathologic basis of AES contrast-enhancement on MR images in retinoblastoma. Materials And...
19.
Effing T, Kerstjens H, van der Valk P, Zielhuis G, van der Palen J
Thorax
. 2009 Sep;
64(11):956-62.
PMID: 19736179
Background: Chronic obstructive pulmonary disease (COPD) is a chronic disease with a high prevalence and rapidly increasing incidence rates. The effect of self-treatment of COPD exacerbations on the severity of...
20.
Kooi E, van Horssen J, Witte M, Amor S, Bo L, Dijkstra C, et al.
Neuropathol Appl Neurobiol
. 2009 May;
35(3):283-95.
PMID: 19473295
Background: In multiple sclerosis (MS) myelin debris has been observed within MS lesions, in cerebrospinal fluid and cervical lymph nodes, but the route of myelin transport out of the brain...