What Is a Hernia in the Back of the Abdominal Wall? Understanding Lumbar Hernias
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3 min read
Affecting less than 2% of all hernia cases, a hernia in the back of the abdominal wall—also known as a lumbar or flank hernia—is a relatively rare condition. This happens when internal tissue, such as fat or a part of the intestine, protrudes through a weak spot in the posterior abdominal muscle layers, leading to a bulge and potential discomfort in the side or lower back.