Laparoscopic inguinal hernia repair (LIHR): the benefit of the double stitch in the largest single-center experience
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In brief
In brief
This retrospective study of 1,195 pediatric patients demonstrates that laparoscopic inguinal hernia repair is safe across all ages, with particularly low recurrence rates when using a double-stitch technique. The series includes significant experience with premature infants and shows that adding a Z-stitch or second purse string significantly reduces recurrence risk compared to single-stitch closure.
Written by the GCMD Library team from the article.
Abstract
Aim
To review our experience of laparoscopic inguinal hernia repair (LIHR) regarding complication rates, the practice of closing the asymptomatic patent processes vaginalis (PPV), and comparison of complication rates between pre-term (< 37 week gestation) and term infants.
Methods
Retrospective review of LIHR performed between 2009 and 2021. Repair was performed by intracorporal single or double purse string/purse string + Z-stitch using a non-absorbable suture. Data were analyzed using Chi-squared/Mann–Whitney and are quoted as median (range).
Results
1855 inguinal rings were closed in 1195 patients (943 (79%) male). 1378 rings (74%) were symptomatic. 492 (41%) patients were pre-term. Corrected gestational age at surgery was 55 weeks (31 weeks–14.6 years) and weight 5.9 kg (1–65.5). Closure of contralateral PPV was higher in the premature group (210/397 [53%] vs. 265/613 [43%] p = 0.003). There were 23 recurrences in 20 patients, of whom 10 had been born prematurely. The only factor significantly associated with a lower recurrence was use of a second stitch (p = 0.011).
Conclusion
This is the largest single-center reported series of LIHR. LIHR is safe at any age, the risk of recurrence is low, and can be corrected by re-laparoscopy. Use of a Z-stitch or second purse string is associated with a significantly lower rate of recurrence.