Rupture of the Spleen

What is Rupture of Spleen?

A splenic rupture is a tear or break in the spleen’s capsule that allows blood to leak into the abdominal cavity. The spleen, located in the upper left quadrant of the abdomen, filters blood, stores platelets, and helps fight infection. When it ruptures, blood loss can be rapid and life‑threatening, requiring immediate medical attention.

Ruptures can be traumatic (most common) or spontaneous (occurring without a clear injury). The severity ranges from a small laceration that stops bleeding on its own to a massive, life‑ending hemorrhage.

Common Causes

While blunt force trauma is the leading cause, several medical conditions can weaken the spleen and precipitate a rupture even with minimal impact.

• Motor vehicle collisions – rapid deceleration forces the spleen against the rib cage.
• Contact sports – football, rugby, hockey, or baseball can cause direct blows.
• Falls – especially from heights or in older adults with frail tissues.
• Penetrating injuries – stab or gunshot wounds that damage the splenic capsule.
• Infectious mononucleosis – inflamed, enlarged spleen is more fragile.
• Hematologic disorders – conditions such as leukemia, lymphoma, or myelofibrosis can cause splenomegaly.
• Congestive splenomegaly – seen in portal hypertension from liver cirrhosis.
• Splenic artery aneurysm rupture – a rare vascular cause.
• Anticoagulant or antiplatelet therapy – increases bleeding risk after minor trauma.
• Pregnancy – the expanding uterus can displace the spleen, making it vulnerable to trauma.

Associated Symptoms

Symptoms often develop quickly after the injury but can be delayed for several hours. Typical findings include:

• Sharp or dull pain in the **left upper abdomen** that may radiate to the left shoulder (Kehr’s sign).
• Feeling of fullness or pressure in the left side of the rib cage.
• Abdominal distension or a sense of “tightness.”
• Signs of internal bleeding: dizziness, fainting, rapid heart rate, low blood pressure.
• Nausea, vomiting, or loss of appetite.
• Signs of hypovolemic shock: cold, clammy skin; confusion; pale complexion.
• In the setting of infection‑related rupture: fever, malaise, swollen lymph nodes.

When to See a Doctor

Because splenic rupture can rapidly become life‑threatening, seek medical care **immediately** if you notice any of the following after trauma or during an illness that enlarges the spleen:

• Severe or worsening left‑upper‑quadrant pain.
• Shoulder pain on the left side (referred pain).
• Feeling light‑headed, faint, or having a rapid heartbeat.
• Vomiting blood or material that looks like “coffee grounds.”
• Visible bruising on the left flank or abdomen.
• Unexplained weakness or confusion.
• Any signs of shock (cool skin, pale color, sweating).

If you have a known spleen‑enlarging condition (e.g., mononucleosis) and experience a blow to the abdomen, get evaluated even if pain seems mild.

Diagnosis

Doctors combine a clinical exam with imaging studies to confirm a rupture.

Physical Examination

• Palpation for tenderness or guarding in the left upper quadrant.
• Assessment for signs of shock (blood pressure, heart rate, capillary refill).
• Checking for Kehr’s sign (shoulder pain when the abdomen is pressed).

Imaging

• Focused Assessment with Sonography for Trauma (FAST) – bedside ultrasound that quickly identifies free fluid in the abdomen.
• Contrast‑enhanced CT scan of the abdomen – gold standard; shows splenic laceration grade, active bleeding, and other injuries.
• CT angiography – used when active arterial bleeding is suspected; may guide interventional radiology.
• Chest X‑ray – may reveal left‑diaphragmatic elevation or associated rib fractures.

Laboratory Tests

• Complete blood count (CBC) – looks for falling hemoglobin/hematocrit.
• Type and screen – prepares for possible transfusion.
• Coagulation profile – important if the patient is on anticoagulants.

Treatment Options

Treatment depends on the severity of the rupture, the patient’s hemodynamic stability, and any coexisting injuries.

Non‑operative Management (Observation)

• Appropriate for hemodynamically stable patients with low‑grade (I‑II) lacerations.
• Hospital admission for close monitoring: serial vital signs, repeated hemoglobin checks, and repeat imaging within 24‑48 hours.
• Strict bed rest and avoidance of activities that raise intra‑abdominal pressure.
• Blood transfusion if hemoglobin drops significantly.
• Reversal of anticoagulation when safe.

Surgical Intervention

• Splenectomy (removal of the spleen) – classic treatment for high‑grade (III‑V) injuries or ongoing bleeding.
• Spleen‑preserving surgery (e.g., partial splenectomy, hemostatic suturing) – considered when possible to retain immune function.
• Emergency laparotomy if the patient is unstable or imaging shows active contrast extravasation.

Interventional Radiology

• Angiographic embolization – a catheter delivers coils or particles to stop arterial bleeding; useful for patients who are stable enough for the procedure but have active bleeding.

Post‑operative / Post‑conservative Care

• Vaccination against encapsulated organisms (Streptococcus pneumoniae, Haemophilus influenzae type b, Neisseria meningitidis) if the spleen is removed – essential to reduce infection risk (asplenia).¹
• Gradual return to activity, usually 4‑6 weeks for athletes after non‑operative treatment, longer after splenectomy.
• Education on seeking prompt care for fever or infections.

Prevention Tips

While not all splenic ruptures are avoidable, many risk factors can be mitigated.

• Wear protective gear during contact sports (helmets, rib protectors).
• Follow safety rules in motor‑vehicle travel — always wear seat belts and use airbags.
• Avoid high‑impact activities when you have an enlarged spleen (e.g., after mono, hepatitis, or known hematologic disease).
• Discuss medication adjustments with your physician if you take anticoagulants and have a spleen‑enlarging condition.
• Maintain a healthy weight and engage in regular core‑strengthening exercises to protect abdominal organs.
• Promptly treat infections that can cause splenomegaly (e.g., malaria, EBV) and follow follow‑up imaging recommendations.
• In pregnancy, use seat belts correctly (lap belt low on hips, shoulder belt across chest) to reduce abdominal trauma risk.

Emergency Warning Signs

If any of the following occur, call emergency services (911 in the U.S.) or go to the nearest emergency department without delay.

• Severe, sudden pain in the left upper abdomen or left shoulder.
• Rapid heartbeat, low blood pressure, or fainting.
• Vomiting blood or material that looks like coffee grounds.
• Increasing abdominal distension or a feeling of “fullness” despite no food intake.
• Confusion, slurred speech, or difficulty breathing.
• Visible bruising or “gray‑turner” sign (bruising of the flank) indicating internal bleeding.

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**References**

1. Mayo Clinic. “Splenectomy: What to Expect.” Updated 2023. mayoclinic.org.
2. American College of Surgeons. “Management of Splenic Trauma: 2022 Guidelines.” ACS Trauma Surgery Journal, 2022.
3. Centers for Disease Control and Prevention. “Vaccines for Asplenic Persons.” Accessed May 2026. cdc.gov.
4. World Health Organization. “Mononucleosis and Splenomegaly.” WHO Technical Report Series, 2021.
5. Cleveland Clinic. “Traumatic Splenic Injury.” Patient Education, 2024. clevelandclinic.org.
6. National Institutes of Health. “Splenic Injury – Diagnosis and Treatment.” MedlinePlus, 2023.