Complete blood count, coagulation profile, serum electrolytes, and type and cross-match for blood. Ensure patient NPO for at least 8 hours. Administer prophylactic intravenous antibiotics 60 minutes prior to incision. Bowel preparation may be required based on clinical status. Obtain informed consent and mark the stoma site pre-operatively.
Patient to be transferred to the surgical ward or ICU for monitoring. Early mobilization encouraged. Maintain intravenous fluids until bowel sounds return and diet is advanced as tolerated. Monitor stoma viability and output. Ensure pain management via multimodal analgesia. Manage surgical site and educate patient on stoma care prior to discharge.
Clinical Guide: Hartmann’s Procedure (Proctocolectomy with End Colostomy)
1. Comprehensive Introduction & Overview
Hartmann’s procedure, first described by Henri Hartmann in 1921, remains a cornerstone of emergency and elective colorectal surgery. It is defined as the resection of the rectosigmoid colon with the closure of the anorectal stump and the formation of an end colostomy.
While modern surgical trends have shifted toward primary anastomosis (reconnecting the bowel) in many clinical scenarios, Hartmann’s procedure remains the "gold standard" for unstable patients, those with significant fecal contamination (peritonitis), or scenarios where the surgical team determines that a primary anastomosis would carry an unacceptably high risk of leak (anastomotic dehiscence). This guide serves as a clinical reference for the procedure’s indications, technical execution, and perioperative management.
2. Deep-Dive into Technical Specifications
The Hartmann’s procedure is fundamentally a damage-control or safety-first operation. It involves two distinct anatomical components:
- The Resection: Mobilization of the sigmoid colon and rectum to the level of the rectosigmoid junction, followed by resection of the diseased segment.
- The Diversion: The proximal end of the remaining colon is brought out through the abdominal wall to create an end colostomy (typically in the left lower quadrant).
- The Stump: The distal rectal stump is stapled or sutured closed and left in the pelvis (the "Hartmann’s pouch").
Surgical Mechanism Table
| Phase | Action | Purpose |
|---|---|---|
| Mobilization | White line of Toldt incision | To mobilize the left colon and splenic flexure if needed for adequate length. |
| Resection | Ligation of the inferior mesenteric artery (IMA) | To remove the pathological segment (tumor or diverticulitis). |
| Diversion | Creation of end colostomy | To divert fecal stream away from the pelvic cavity. |
| Closure | Rectal stump closure | To prevent contamination while avoiding the risks of a pelvic anastomosis. |
3. Clinical Indications & Usage
The decision to perform a Hartmann’s procedure is usually made intraoperatively based on the patient’s physiological status and the state of the local tissues.
Primary Indications
- Complicated Diverticulitis (Hinchey III/IV): When purulent or fecal peritonitis makes primary anastomosis unsafe.
- Obstructing Colorectal Malignancy: In patients where the colon is too dilated or edematous to safely perform a one-stage resection and anastomosis.
- Colonic Perforation: Secondary to trauma, iatrogenic injury during colonoscopy, or foreign body ingestion.
- Ischemic Colitis: When the bowel is non-viable and the patient is too unstable for a lengthy anastomosis procedure.
- Anastomotic Leak: As a salvage procedure following a failed primary colorectal anastomosis.
Patient Selection Criteria
- Hemodynamic Instability: Patients requiring vasopressors.
- Severe Sepsis: High APACHE II scores or evidence of systemic inflammatory response syndrome (SIRS).
- Poor Nutritional Status: Hypoalbuminemia or significant weight loss.
- Technical Constraints: Extremely narrow pelvis or high-tension mesentery.
4. Pre-operative Preparation
Preparation is critical to minimizing postoperative morbidity.
- Resuscitation: Correction of electrolyte imbalances and volume resuscitation.
- Antibiotics: Broad-spectrum intravenous antibiotics covering aerobic and anaerobic gram-negative organisms (e.g., Cefazolin + Metronidazole or Piperacillin/Tazobactam).
- Mechanical Bowel Prep: Often omitted in emergency settings, but used if time permits in elective cases.
- Stoma Site Marking: Pre-operative marking by a WOCN (Wound, Ostomy, and Continence Nurse) is mandatory to ensure the stoma is placed in a flat area of the skin, away from bony prominences or skin folds.
- DVT Prophylaxis: Mechanical (SCDs) and pharmacological (Heparin/LMWH) prophylaxis.
5. The Procedure: Step-by-Step
Phase I: Access and Exploration
The abdomen is entered via midline laparotomy. A thorough exploration is performed to assess the extent of peritonitis and the viability of the bowel.
Phase II: Mobilization
The sigmoid colon is mobilized by incising the lateral peritoneal reflection. The ureter must be identified and preserved throughout the dissection. The inferior mesenteric vessels are ligated at their origin if oncological clearance is required.
Phase III: Resection and Stump Closure
The proximal colon is divided. The distal rectosigmoid is transected, typically using a linear stapler. The rectal stump is then irrigated and checked for integrity. It is often secured to the presacral fascia to prevent it from migrating.
Phase IV: Stoma Creation
A circular incision is made in the left lower quadrant (pre-marked site). The proximal colon is pulled through the abdominal wall. The stoma is matured by eversion (creating a "rosebud" stoma), which minimizes skin irritation from fecal enzymes.
6. Post-operative Recovery Protocol
- Days 0-1: ICU/Step-down monitoring. Strict fluid balance. Early mobilization.
- Days 2-5: Diet advancement as tolerated. Stoma education by the WOCN. Monitoring for return of bowel function.
- Stoma Care: Daily assessment of the stoma color (should be beefy red) and output consistency.
- Pain Management: Multimodal approach (TAP blocks, IV acetaminophen, NSAIDs, and minimal opioids to avoid ileus).
7. Risks and Complications
Despite its utility, Hartmann’s procedure carries significant risks:
- Stoma Complications: Retraction, prolapse, ischemia, or parastomal hernia.
- Rectal Stump Leak: A rare but catastrophic complication where the closed rectal stump dehisces, causing pelvic abscess.
- High Stoma Output: Leading to dehydration and electrolyte imbalance.
- Adhesion-related SBO: Small bowel obstruction due to the altered anatomy.
- Psychological Impact: Body image concerns related to living with a permanent or temporary ostomy.
8. Alternative Treatments
- Primary Anastomosis with Diverting Loop Ileostomy: Often preferred in elective oncological cases to avoid the permanent stoma.
- Primary Anastomosis without Stoma: Only in highly selected, stable patients with minimal contamination.
- Lavage and Primary Anastomosis: A controversial but emerging technique in selected Hinchey III cases.
9. Massive FAQ Section
Q1: Is Hartmann’s procedure always permanent?
Not necessarily. It is often performed as a "temporary" measure. Reversal (Hartmann’s Reversal) can be attempted 3–6 months later, provided the patient is fit for surgery and the rectal stump is healthy.
Q2: What is the biggest risk of the procedure?
The most significant immediate risk is postoperative infection (pelvic abscess or wound infection), while the long-term risk is the difficulty of reversing the procedure (the "Hartmann’s reversal" is technically demanding).
Q3: How do I manage the stoma output?
Patients should be educated on a low-fiber diet initially. If output is high, anti-motility agents like Loperamide are prescribed.
Q4: When is the rectal stump "too short"?
If the rectal stump is less than 2-3 cm, performing a future anastomosis becomes extremely technically challenging. Surgeons aim for a longer stump if possible.
Q5: What is the mortality rate for Hartmann’s?
It varies widely based on the indication (emergency vs. elective). In emergency perforated diverticulitis, mortality rates can range from 10% to 20% due to the underlying sepsis.
Q6: Can Hartmann’s be done laparoscopically?
Yes, laparoscopic Hartmann’s is increasingly common, offering faster recovery and reduced wound complications, though it remains difficult in cases of severe inflammation.
Q7: What causes a stoma to turn purple or black?
This indicates ischemia. If the stoma color does not improve with stimulation or if the tissue appears necrotic, surgical revision is required immediately.
Q8: How long does the surgery take?
Typically 2 to 4 hours, depending on the complexity of the adhesions and the patient's anatomy.
Q9: Does the rectal stump ever need to be removed?
If the patient never undergoes reversal, the stump usually remains asymptomatic. However, if they develop rectal bleeding or mucus discharge (rectal stump syndrome), it may require removal.
Q10: What is the most common reason for not reversing a Hartmann’s?
Advanced age, poor physiological reserve, or recurrent malignancy are the most common reasons surgeons advise against reversal.
10. Conclusion
Hartmann’s procedure remains a vital, life-saving intervention. While the surgical community continuously strives for primary anastomosis, the clinical wisdom of Hartmann’s—prioritizing patient survival over anatomical restoration—remains an essential tool in every colorectal surgeon’s armamentarium. Successful outcomes depend on meticulous surgical technique, expert stoma nursing, and a structured approach to postoperative recovery.
Disclaimer: This guide is for educational purposes for healthcare professionals and students. It does not replace clinical judgment or institutional protocols. Always consult the latest clinical guidelines (such as ASCRS standards) when managing individual patient cases.