CCRN · Endocrine, Hematology/Immunology, GI, Renal/GU, Integumentary · 6 min read
Abdominal Trauma, GI Surgery and Nutrition
- Identify clinical indicators of solid organ trauma, hollow viscus perforation, and intra-abdominal hypertension to escalate care before cardiovascular collapse.
- Recognize major postoperative complications following pancreaticoduodenectomy and esophagectomy, including anastomotic leaks, drain changes, and glycemic instability.
- Apply evidence-based nutrition support strategies, monitoring for refeeding syndrome, tube verification, and safe parenteral nutrition management.
Abdominal Trauma and Solid Organ Injury
Trauma to the abdomen presents significant risks for hidden, rapid deterioration. The spleen is the most frequently injured solid abdominal organ in blunt trauma. Patients with splenic rupture or hemoperitoneum may report Kehr sign, which is referred pain to the left shoulder caused by diaphragmatic irritation. In contrast, liver trauma carries a high risk of life-threatening hemorrhage, coagulopathy, hypothermia, and acidosis. Under the AACN Synergy Model, clinical judgment requires the nurse to recognize subtle indicators of occult intra-abdominal bleeding before shock develops. Nonoperative management of solid organ injury requires serial abdominal and hemodynamic assessments along with hemoglobin monitoring, while activity restrictions vary by injury and treatment plan.
Inspection of the abdominal wall can provide clues to occult blood loss. Cullen sign is periumbilical ecchymosis that may reflect intra-abdominal or retroperitoneal hemorrhage. Grey Turner sign is flank ecchymosis that may reflect retroperitoneal hemorrhage. Both signs are delayed, nonspecific findings, meaning the critical care nurse should never wait for their emergence to suspect internal bleeding.
Hollow viscus and pelvic injuries require high suspicion based on the mechanism of injury. A seatbelt sign across the lower abdomen significantly increases the clinical suspicion for small bowel and mesenteric tears. Hollow viscus perforation can cause chemical or bacterial peritonitis; rigidity, guarding, and rebound tenderness may develop but can be absent early or in a sedated patient. Free intraperitoneal air on an upright or decubitus radiograph raises concern for hollow viscus perforation, although recent surgery and other causes must be considered. When trauma involves a pelvic fracture accompanied by gross hematuria, suspicion rises for bladder or urethral injury. Intraperitoneal bladder rupture generally requires surgical repair, whereas uncomplicated extraperitoneal rupture is often managed with catheter drainage.
Common mistakes
- Using air insufflation auscultation to confirm blind enteral feeding tube placement instead of obtaining mandatory radiographic verification before initiating feeds, fluids, or medications.
- Advancing, repositioning, or flushing an intraoperative nasogastric tube in a post-esophagectomy patient without explicit surgical orders, risking anastomotic disruption.
- Continuing full enteral nutrition delivery during escalating vasopressor support, which increases the risk of non-occlusive mesenteric ischemia.
- Waiting for delayed clinical signs like Cullen sign, Grey Turner sign, or frank hemodynamic collapse before escalating suspected intra-abdominal hemorrhage.
Key points
- The spleen is the most frequently injured solid organ in blunt abdominal trauma and may present with Kehr sign (referred left shoulder pain), while liver trauma carries high risks of life-threatening hemorrhage, coagulopathy, hypothermia, and acidosis.
- Intra-abdominal hypertension is a sustained IAP of 12 mmHg or greater, whereas abdominal compartment syndrome is sustained IAP greater than 20 mmHg with new organ dysfunction; open laparotomy is the definitive decompression for refractory cases.
- A seatbelt sign increases suspicion for small bowel and mesenteric tears; hollow viscus perforation may cause peritonitis and may produce free air on upright or decubitus radiographs, but the absence of either finding does not exclude injury.
- Post-Whipple complications include delayed gastric emptying and glycemic instability; drain fluid amylase greater than three times the serum upper limit of normal on or after postoperative day 3 suggests a pancreatic leak, while a clinically relevant fistula additionally requires a clinical condition; sudden drain cessation with fever and pain warrants evaluation for occlusion or an internal collection.
- Post-esophagectomy care requires maintaining 30 to 45 degree head elevation, avoiding any unsanctioned nasogastric tube manipulation, and watching for pulmonary complications, anastomotic leaks, chylothorax, and atrial fibrillation.
- Enteral nutrition supports gut integrity and should start within 24 to 48 hours once hemodynamically stable, but must be held or minimized during escalating vasopressors to prevent non-occlusive mesenteric ischemia.
- Refeeding syndrome can cause a clinically significant decline in one or more of phosphate, potassium, or magnesium after nutrition is restarted or increased; severe hypophosphatemia can impair diaphragmatic function and lead to respiratory failure.
Practice this section
Explained CCRN Endocrine, Hematology/Immunology, GI, Renal/GU, Integumentary questions, no account needed. CCRN Endocrine, Hematology/Immunology, GI, Renal/GU, Integumentary practice test
The full lesson continues with 3 more sections with exam tips, audio in English and Spanish, 5 Check yourself questions and 20 flashcards.
- 1 month
$58.99$29.49 - 3 months
$173.99$86.99 - Lifetime
$350.99$175.49
One payment, no subscription.
See CCRN plansAlready a member? Log in
Sample lesson: Diabetic Emergencies: DKA, HHS and Glucose Control25 practice questions on this exam
Each CCRN practice test has 25 original questions with the answers explained. No account needed.
Open the CCRN practice testsOriginal lesson written for CCRN practice · updated October 31, 2026. Exam names are trademarks of their owners; tests.global is not affiliated with them.