Journal of Clinical Medicine Research, ISSN 1918-3003 print, 1918-3011 online, Open Access
Article copyright, the authors; Journal compilation copyright, J Clin Med Res and Elmer Press Inc
Journal website http://www.jocmr.org

Original Article

Volume 12, Number 2, February 2020, pages 108-114

The Anatomical Characteristics of Corona Mortis: A Systematic Review of the Literature and Its Clinical Importance in Hernia Repair

Figures

Figure 1.
Figure 1. Drawing demonstrating corona mortis which connects the obturator with the inferior epigastric vessels (created by Eva Filo).
Figure 2.
Figure 2. Flow diagram of included studies according to Prisma guidelines.
Figure 3.
Figure 3. Forest plot of the total prevalence of corona mortis.
Figure 4.
Figure 4. Forest plot of the prevalence of an arterial only corona mortis.
Figure 5.
Figure 5. Forest plot of the prevalence of a venous only corona mortis.

Tables

Table 1. The Included Studies, Their Country of Origin, Type of Study and Prevalence of CMOR
 
StudyCountryType of studyNo. of patientsNo. of hemi-pelvisesReported CMOR prevalence (%)
CMOR: corona mortis.
Stavropoulou-Deli and Anagnostopoulou, 2013 [11]GreeceCadaveric357020 (28.5%)
Rusu et al, 2010 [7]RomaniaCadaveric204032 (80%)
Smith et al, 2009 [12]USAImaging5010029 (29%)
Leite et al, 2017 [13]BrazilCadaveric606027 (45%)
Okcu et al, 2009 [3]TurkeyCadaveric7515091 (61%)
Nayak et al, 2016 [14]IndiaCadaveric737337 (51%)
Steinberg et al, 2017 [15]IsraelImaging10020066 (33%)
Talalwah, 2016 [16]Saudi ArabiaCadaveric10420821 (10%)
Ates et al, 2015 [10]TurkeyIntraoperative321398113 (28.4%)
Baena et al, 2015 [17]ColombiaCadaveric142822 (78.6%)
Pillay et al, 2017 [18]IndiaCadaveric244837 (77.08%)
Pellegrino et al, 2015 [6]ItalyIntraoperative255026 (52%)
Drewes et al, 2005 [8]USACadaveric153010 (33.3%)

 

Table 2. The Total PPE and the Statistical Heterogeneity (Higgins I2 Statistics) of CMOR as Well as the PPE and I2 According to the Continent, the Type of Study and the Location of CMOR
 
CategoryNo. of studies (no. of hemi-pelvises)PPE (95% CI)I2 (95% CI)P value
PPE: pooled prevalence estimate; CMOR: corona mortis; CI: confidence interval.
Overall13 (1,455)45.55 (33.62 - 57.73)94.99 (92.93 - 96.44)0.000
Europe3 (160)53.79 (22.55 - 83.67)93.17 (83.39 - 97.19)0.000
Asia6 (1,077)41.52 (23.95 - 60.20)97.03 (95.35 - 98.11)0.000
America4 (218)45.66 (26.04 - 65.96)87.47 (70.12 - 94.75)0.000
Imaging2 (300)31.71 (26.57 - 37.10)0 (0 - 0)0.493
Intraoperative2 (448)38.41 (16.20 - 63.22)90.51 (65.69 - 97.38)0.002
Cadavericor cadavers9 (707)50.90 (30.75 - 70.91)96.27 (94.54 - 97.46)0.000
Left-sided4 (443)14.96 (9.23 - 21.76)68.65 (9.25 - 89.17)0.023
Right-sided4 (443)15.83 (7.39 - 26.52)85.71 (64.91 - 94.18)0.000
Bilateral4 (443)7.91 (5.57 - 10.62)0 (0 - 43.49)0.846