Evidence map›Paper›PMID 9099983›Full record

ArticleVirchows Archiv : an international journal of pathology1997

Comparative analysis of clonality and pathology in primary and secondary hyperparathyroidism.

L Shan, M Nakamura, Y Nakamura, D Inoue, S Morimoto, T Yokoi, K Kakudo

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Article in Virchows Archiv : an international journal of pathology, 1997. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
2.3field-weighted citation impact, top 13% 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

10 citing papers in PubMed, 37 citations in OpenAlex.

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  6. Review
  7. The clonal origin and clonal evolution of epithelial tumours.International journal of experimental pathology · 2000
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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

7 authors at 3 institutions in 1 country.

L ShanSecond Department of Pathology, Wakayama Medical College, Wakayama City, Japan.
M Nakamura
Y Nakamura
D Inoue
S Morimoto
T Yokoi
K Kakudo
Wakayama Medical University · JPKihoku hospital · JPHyogo Prefectural Amagasaki General Medical Center · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Parathyroid adenoma and hyperplasia are the most common causes for hyperparathyroidism, and distinction between them is controversial based on the current criteria for pathological diagnosis. We studied the clonality of hyperparathyroidism and its correlation with the pathological features, analysing 39 female patients with hyperparathyroidism. Clonality was successfully detected in 12 heterozygous cases by PCR amplification of PGK-1 gene. The 12 cases yielded 14 hypercellular glands, 8 affected by primary and 6 by secondary hyperparathyroidism. The results revealed that 7 of the 8 glands with primary hyperparathyroidism showed monoclonal proliferation. Only 1 gland pathologically diagnosed as adenoma showed a polyclonal pattern. In the 4 cases with secondary hyperparathyroidism, at least one monoclonal tumour was detected in each case. Our data indicate that monoclonal tumours are more common than expected in both primary and secondary hyperparathyroidism. Monoclonal tumours and polyclonal hyperplasia can co-exist in the same patient. Comparative study of the clonality and the pathological features showed that the clonality was consistent with the diagnosis of parathyroid adenoma, whereas it was in conflict with the diagnosis of hyperplasia with multigland involvement. One of the reasons for this is that we are ignorant of the true natures of hyperparathyroidism with multigland involvement.

Indexed as

Cell LineFemaleGenesHeterozygoteHumansHyperparathyroidismInfant, NewbornParathyroid GlandsPhosphoglycerate KinasePolymerase Chain ReactionPhosphoglycerate Kinase

Identifiers

PMID9099983
OpenAlexW2027672561

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Registered trials

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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.