Carnett's sign of intercostal nerve roots, anterior cutaneous nerve entrapment, rib-tip syndrome, myofascial pain, trigger points and rectus sheath hematomas. All abdominal wall hernias may be associated with pain and Carnett's test may be useful in their evaluation. The hernias of the anterior abdominal wall include: epigastric hernias, umbilical hernias, spigelian hernias and incisional hernias. Those of the groin include: direct inguinal hernia, indirect inguinal hernia, femoral hernia and sports hernia. Those of the pelvic wall include: sciatic hernia, obturator hernia and perineal hernia. The support hernias include: vault prolapse, enterocele, cystocele, rectocele and uterine decensus. Although most hernias can be detected
Inguinal canal Inguinal canal The inguinal canals are the two passages in the anterior abdominal wall which in males convey the spermatic cords and in females the round ligament of uterus. The inguinal canals are larger and more prominent in males. There is one inguinal canal on each side of the midline. The inguinal canals are situated just above the medial half of the inguinal ligament. In both sexes the canals transmit the ilioinguinal nerves. The canals are approximately 3.75 to 4 cm long. , angled anteroinferiorly and medially. A first-order approximation is to visualize each canal as a cylinder. To help