Evidence map›Paper›PMID 35060349›Full record

ArticleJournal of diabetes investigation2022

Repeated insulin injection without site rotation affects skin thickness - ultrasonographic and histological evaluation.

Satoshi Murao, Kazutoshi Murao, Tsuyoshi Nagata, Misato Shimizu, Yumi Miyai

Open access · goldAbstract read
In one paragraph

Article in Journal of diabetes investigation, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
2.0field-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

6 citing papers in PubMed, 14 citations in OpenAlex.

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  5. Topical vanadate improves tensile strength and alters collagen organisation of excisional wounds in a mouse model.Wound repair and regeneration : official publication of the Wound Healing Society [and] the European Tissue Repair Society · 2023
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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

5 authors at 3 institutions in 1 country.

Satoshi MuraoDepartment of Metabolism and Endocrinology, Takamatsu Hospital, Kagawa, Japan.ORCID https://orcid.org/0000-0002-7259-574X
Kazutoshi MuraoDepartment of Dermatology, Tokushima University Graduate School of Biomedical Sciences, Tokushima, Japan.
Tsuyoshi NagataDepartment of Laboratory Medicine, Takamatsu Hospital, Kagawa, Japan.
Misato ShimizuDepartment of Laboratory Medicine, Takamatsu Hospital, Kagawa, Japan.
Yumi MiyaiDepartment of Pathology and Host Defense, Faculty of Medicine, Kagawa University, Kagawa, Japan.
Kagawa University Hospital · JPKagawa University · JPTokushima University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

AIMS/

introductionThe influence of repeated insulin injection on subcutaneous tissue is known, but its impact on the skin is unclear. Therefore, this study aimed to elucidate the impact of repeated insulin injections on the skin. MATERIAL AND

methodsThe properties of the skin and the subcutaneous tissue were evaluated in 52 insulin-treated adult patients with diabetes with abnormal findings at the site of self-injection (36 with subcutaneous nodules, 16 with suspected subcutaneous tissue induration) by ultrasonography. In all subjects, both normal and abnormal areas were examined. In addition, skin biopsies were performed in four subjects.

resultsThe skin thickness of the normal and abnormal skin sites was 1.95 (1.60, 2.50) and 2.80 (2.27, 3.30) mm, respectively (median (first quartile, third quartile)), (P < 0.001). The biopsy specimens revealed slightly thickened and tight bundles of collagen in the dermis. Three patients had amyloid deposits in the subcutaneous tissue, and one also showed these in the dermis. These were positively stained for insulin antibody.

conclusionsRepeated insulin injection procedures result in skin thickening. Increased collagen fibers and possibly amyloid deposition in the dermis may be involved. The results reaffirmed the importance of appropriate site rotation in insulin injection and revealed the usefulness of ultrasonographic skin examination in evaluating the self-injection procedure.

Indexed as

AmyloidosisInsulinAdultCollagenHumansInjections, SubcutaneousRotationSkinCollagenInsulinAmyloidosisLipohypertrophySkin thickness

Identifiers

PMID35060349
PMCPMC9153835
OpenAlexW4205436755

What OpenQuestion holds

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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.