Evidence map›Paper›PMID 34620587›Full record

ArticleAJNR. American journal of neuroradiology2021

MRI Patterns in Pediatric CNS Hemophagocytic Lymphohistiocytosis.

P Malik, L Antonini, P Mannam, F N Aboobacker, A Merve, K Gilmour, K Rao, S Kumar, S E Mani, D Eleftheriou and 5 more

Open access · hybridAbstract read
In one paragraph

Article in AJNR. American journal of neuroradiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
2.3field-weighted citation impact, top 11% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed, 26 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

15 authors at 12 institutions in 7 countries.

P MalikFrom the Departments of Diagnostic Imaging (P. Malik, P. Mannam, S.E.M.).ORCID 0000-0001-8746-6601
L AntoniniDepartment of Paediatric Hemato-Oncology (L.A.), G. Salesi Hospital, Ancona, Italy.ORCID 0000-0003-2824-6320
P MannamFrom the Departments of Diagnostic Imaging (P. Malik, P. Mannam, S.E.M.).ORCID 0000-0001-8558-0507
F N AboobackerHematology (F.N.A.).ORCID 0000-0003-4133-1001
A MerveDepartment of Histopathology (A.M.).ORCID 0000-0001-9715-1849
K GilmourImmunology (K.G.).ORCID 0000-0003-0285-3958
K RaoBone Marrow Transplant Unit (K.R.).
S KumarChild Heath (S.K.), Christian Medical College, Vellore, India.ORCID 0000-0003-2137-7475
S E ManiFrom the Departments of Diagnostic Imaging (P. Malik, P. Mannam, S.E.M.).ORCID 0000-0002-0669-8345
D EleftheriouPaediatric Rheumatology (D.E.), Great Ormond Street Hospital for Children and University College, London, UK.ORCID 0000-0002-5312-2269
A RaoDepartment of Pediatric Hematology (A.R., J.B.).ORCID 0000-0001-7959-2229
C HemingwayDepartment of Pediatric Neurology (C.H.).ORCID 0000-0002-3899-3015
S V SudhakarPediatric Neuroradiology Unit (S.V.S., K.M.).ORCID 0000-0002-7632-9705
J BartramDepartment of Pediatric Hematology (A.R., J.B.).ORCID 0000-0003-1573-2506
K MankadPediatric Neuroradiology Unit (S.V.S., K.M.) drmankad@gmail.com.ORCID 0000-0001-5979-9337
Imaging Center · USJisc · GBAnna Needs Neuroblastoma Answers · USChristian Medical College, Vellore · INDr. Reddy's Laboratories (United States) · USFlorida Agricultural and Mechanical University · USFondazione Ospedale Salesi · ITGerman National Bone Marrow Donor Registry · DEGreat Ormond Street Hospital · GBHospital for Sick Children Pediatric Center · USInstitute of Immunology · HRNorwegian Womens Public Health Association · NO

Funding

Medical Research Council G0902001
6 · The paper itself

Abstract

background and purposeNeuroimaging has an important role in detecting CNS involvement in children with systemic or CNS isolated hemophagocytic lymphohistiocytosis. We characterized a cohort of pediatric patients with CNS hemophagocytic lymphohistiocytosis focusing on neuroradiologic features and assessed whether distinct MR imaging patterns and genotype correlations can be recognized. MATERIALS AND

methodsWe retrospectively enrolled consecutive pediatric patients diagnosed with hemophagocytic lymphohistiocytosis with CNS involvement treated at 2 pediatric neurology centers between 2010 and 2018. Clinical and MR imaging data were analyzed.

resultsFifty-seven children (40 primary, 70%) with a median age of 36 months (interquartile range, 5.5-80.8 months) were included. One hundred twenty-three MR imaging studies were assessed, and 2 broad imaging patterns were identified. Pattern 1 (significant parenchymal disease, 32/57, 56%) was seen in older children (

conclusionsDistinct MR imaging patterns correlating with clinical phenotypes and possible genetic underpinnings were recognized in this cohort of pediatric CNS hemophagocytic lymphohistiocytosis. Disruptive mutations and missense mutations with absent protein expression correlate with a younger onset age. Children with brainstem and cerebellitis patterns and a negative etiologic work-up require directed assessment for CNS hemophagocytic lymphohistiocytosis.

Indexed as

Brain DiseasesLymphohistiocytosis, HemophagocyticChildChild, PreschoolHumansInfantMagnetic Resonance ImagingNeuroimagingRetrospective Studies

Identifiers

PMID34620587
PMCPMC8583278
OpenAlexW3203215080

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.