This short video describes a rare type of ventral hernia known as spigelian hernia. You can learn the definition of spigelian hernia, its location, structures invloved, prevalnce figures, associated risk factors and symptoms, investigations required and the surgical techniques that are opted for it. Timeline: 0:00 - Definition and location of spigelian hernia 0:11 - Point and process of hernia formation 0:22 - Prevalence 0:25 - Symptoms 0:28 - Risk factors 0:31 - Investigation and diagnosis 0:41 - Complications 0:46 - Surgical intervention