Evidence map›Paper›PMID 32375849›Full record

ArticleOrphanet journal of rare diseases2020

Genotype characteristics and immunological indicator evaluation of 311 hemophagocytic lymphohistiocytosis cases in China.

Jia Zhang, Yuan Sun, Xiaodong Shi, Rui Zhang, Yini Wang, Juan Xiao, Jing Cao, Zhuo Gao, Jingshi Wang, Lin Wu and 2 more

Open access · goldAbstract read
In one paragraph

Article in Orphanet journal of rare diseases, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
2.1field-weighted citation impact, top 11% of its field
1 · What the graph read from it

What it found

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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

21 citing papers in PubMed, 29 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

12 authors at 4 institutions in 1 country.

Jia ZhangDepartment of Hematology, Beijing Friendship Hospital, Capital Medical University, 95 Yong An Road, Xicheng District, Beijing, 10050, China.
Yuan SunDepartment of Hematology, Beijing Jing Du Children's Hospital, Beijing, China.
Xiaodong ShiDepartment of Hematology, Capital Institute of Pediatrics, Beijing, China.
Rui ZhangHematology Oncology Center, Beijing Children's Hospital, Capital Medical University, Beijing, China.
Yini WangDepartment of Hematology, Beijing Friendship Hospital, Capital Medical University, 95 Yong An Road, Xicheng District, Beijing, 10050, China.
Juan XiaoDepartment of Hematology, Beijing Jing Du Children's Hospital, Beijing, China.
Jing CaoDepartment of Hematology, Capital Institute of Pediatrics, Beijing, China.
Zhuo GaoDepartment of Hematology, Beijing Friendship Hospital, Capital Medical University, 95 Yong An Road, Xicheng District, Beijing, 10050, China.
Jingshi WangDepartment of Hematology, Beijing Friendship Hospital, Capital Medical University, 95 Yong An Road, Xicheng District, Beijing, 10050, China.
Lin WuDepartment of Hematology, Beijing Friendship Hospital, Capital Medical University, 95 Yong An Road, Xicheng District, Beijing, 10050, China.
Wei WeiClinical Epidemiology and Evidence-based Medical Center, Beijing Friendship Hospital, Capital Medical University, Beijing, China.
Zhao WangDepartment of Hematology, Beijing Friendship Hospital, Capital Medical University, 95 Yong An Road, Xicheng District, Beijing, 10050, China. zhaowww263@yahoo.com.
Beijing Friendship Hospital · CNBeijing Children’s Hospital · CNCapital Medical University · CNCapital Institute of Pediatrics · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPrimary hemophagocytic lymphohistiocytosis (pHLH) is a genetic disorder that is classically diagnosed by genetic testing. Secondary HLH (sHLH) is usually caused by infections, malignancies, or autoimmune disorders, but may display some mutations or polymorphisms. Rapid immunological assays examining natural killer (NK) cell activity, degranulation function (CD107a), and protein expression related to genetic deficiencies have been recommended for early pHLH identification.

methodsA retrospective analysis of 311 HLH patients from a Chinese population was performed to evaluate the potential correlations between genetic testing and rapid immunological assays; genotyping characteristics, age of onset, and etiology were examined.

resultsAmong the 128 (128/311) patients who were positive in the genetic screening, the most frequently detected mutant gene was UNC13D (29%), followed by LYST (21%), PRF1 (17%), and STXBP2 (10%). Among pHLH patients (n = 39), the majority (67%) had PRF1 and UNC13D defects. FHL-2 was predominant (12/27, 44%) in patients aged under 18, while FHL-3 was the most common (6/12, 50%) in adults. Differences in genetic variant types and etiological components were noted in HLH patients based on the age of onset. NK cell activity and CD107a were observed to show a consistent trend (P

conclusionsVarious immunological indicators have different clinical prediction and application values for the diagnosis of pHLH. The degree of reduction of immunological indicators also needs attention, and choosing appropriate cutoff value may be of important significance in guiding clinical judgment for pHLH.

Indexed as

Lymphohistiocytosis, HemophagocyticAdultAgedChinaGenotypeHumansMembrane ProteinsMutationPerforinRetrospective StudiesMembrane ProteinsPerforinUNC13D protein, humanGenetic testingPrimary hemophagocytic lymphohistiocytosisRapid immunological indicators

Identifiers

PMID32375849
PMCPMC7201972
OpenAlexW3021053931

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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.