Abstract:
BACKGROUND:Many factors including vasoconstrictor agents can interfere with wound healing process. This study aimed to compare the histopathological outcome of injection of two sympathomimetic drugs used during urologic surgery, including phenylephrine and epinephrine, on the structure of spongy tissue and urethra in a rat model of experimental hypospadias repair using stereological methods. METHODS:Male rats were allocated into three groups. The first group underwent surgery without using any agents. The second and third groups underwent surgery with diluted phenylephrine (1:5000) and diluted epinephrine (1:100000) injection in the urethral plate before operation, respectively. Quantitative histological evaluation of all penises was performed after 3 weeks. RESULTS:The results indicated no significant differences among the three groups regarding the vessels and urethral lumen and epithelium. However, the volumes of the spongy tissue and collagen bundles and the number of fibroblasts were significantly higher (35-55%) in surgery + phenylephrine and surgery + epinephrine groups in comparison to the surgery group (p < 0.05), with no preferences. CONCLUSIONS:Hypospadias repair using phenylephrine and epinephrine injection showed no adverse effects. Furthermore, they might lead to better postoperative structural outcomes without any preferences. However, further experimental and human studies are required to draw a firm conclusion.
journal_name
BMC Uroljournal_title
BMC urologyauthors
Shirazi M,Rajabalian MB,Noorafshan A,Karbalay-Doust S,Jahanabadi Z,Ahmed Fdoi
10.1186/s12894-019-0483-3subject
Has Abstractpub_date
2019-06-20 00:00:00pages
55issue
1issn
1471-2490pii
10.1186/s12894-019-0483-3journal_volume
19pub_type
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