{Reference Type}: Case Reports {Title}: Semimembranosus: A Rare Muscle Herniation and Review of the Literature. {Author}: Değer GU;Gorgun B;Koçak S;Hız VMM; {Journal}: Cureus {Volume}: 15 {Issue}: 6 {Year}: 2023 Jun 暂无{DOI}: 10.7759/cureus.40001 {Abstract}: Extremity muscle hernias are rare pathologies, most of which are managed conservatively. In symptomatic cases, surgical intervention may be required. This study represents a case of a rarer muscle hernia, semimembranosus, in a 43-year-old patient and describes the surgical technique of grafting with synthetic nonabsorbable polypropylene surgical mesh as well as the review of the literature about extremity muscle hernias.