Evidence map›Paper›PMID 26137167›Full record

ArticleOncology letters2015

Collecting duct carcinoma of the kidney: A case report.

Y U Hu, Honglan Zhou, Gang Wang, Zhiming Song, Chengwu Zhao, Yuantao Wang

Abstract read
In one paragraph

Article in Oncology letters, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
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

2 citing papers in PubMed.

  1. Article
  2. Article
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

6 authors.

Y U HuDepartment of Pathology, Sino-Japanese Friendship Hospital, Jilin University, Changchun, Jilin 130033, P.R. China.
Honglan ZhouDepartment of Urology, First Hospital of Jilin University, Changchun, Jilin 130021, P.R. China.
Gang WangDepartment of Urology, First Hospital of Jilin University, Changchun, Jilin 130021, P.R. China.
Zhiming SongDepartment of Arthroscopy, First Hospital of Jilin University, Changchun, Jilin 130021, P.R. China.
Chengwu ZhaoDepartment of Arthroscopy, First Hospital of Jilin University, Changchun, Jilin 130021, P.R. China.
Yuantao WangDepartment of Urology, First Hospital of Jilin University, Changchun, Jilin 130021, P.R. China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Collecting duct carcinoma (CDC) is a rare type of renal tumor, arising from the distal collecting ducts. The prognosis of this disease is extremely poor due to its rapid progression with widespread metastases. The present study reported a case of CDC involving the right renal region of a 62-year-old female patient, presented with right-flank pain that had persisted for one month. A computed tomography scan demonstrated multiple hypoattenuating quasicircular lesions, 0.5-4.3 cm in size, in the upper pole of the right kidney. Following the diagnosis of a right renal tumor, laparoscopic radical resection of the right kidney was performed. Pathological examination demonstrated that the tumor cells were arranged in a glandular or papillary pattern, and marked cytological atypia was observed. Immunohistochemical staining revealed that the tumor cells were positive for epithelial membrane antigen and cytokeratin (CK)7, while they reacted focally with vimentin. However, the tumor cells were negative for CK20, CD10, uroplakin III and p63. Based on these findings, the patient was diagnosed with CDC. In conclusion, immunohistochemical analysis is critical in establishing an accurate diagnosis of CDC and distinguishing this tumor from other subtypes of RCC.

Indexed as

collecting duct carcinomadiagnosiskidneyneoplasm

Identifiers

PMID26137167
PMCPMC4473685

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