Inguinal hernia surgery presents challenges including the appropriate surgical approach (TAPP vs TEP), creating enough space, reducing the hernia sac, securing the corona martis, using mesh, and preventing recurrence or re-recurrence. Diaphragmatic hernia repair also poses difficulties due to its types, causes like trauma or phrenic nerve injury, and technical complexity. The document discusses these hurdles in laparoscopic hernia surgery and repairs.