Short bowel syndrome is a malabsorption disorder whose common causes for extensive bowel resection are volvulus, Crohn's disease, mesenteric infarction, radiculitis, cancer, and congenital abnormalities. Medical treatment of short bowel syndrome is usually parenteral nutrition, oral feeding, and concomitant use of medications.

Fluid replacement in emergency resuscitation is a very popular method used today. It plays an important role in handling unexpected situations.

The main issues related to hemorrhagic shock and hypovolemic shock in trauma are fluid administration and fluid replacement. Fluid replacement should be performed promptly because it cannot replace complete control of bleeding. In addition, fluid replacement in trauma patients directly affects the treatment outcome.

In the field of fluid resuscitation, fluid replacement is extremely necessary to save the patient's life in cases of severe shock, so inferior vena cava ultrasound is considered a diagnostic tool and aims at the causes of shock quickly, conveniently, easily performed and safely for the patient.