THORACIC BULL-HORN INJURY
Complex penetrating–blunt trauma, deep contamination and ATLS / PHTLS / TECC / TCCC management
By DrRamonReyesMD
⚕️ | Updated 2026
Critical audit of the viral text
The text is correct in its general concept: a thoracic bull-horn wound is not a “simple penetrating wound”. It is a hybrid mechanism: penetrating, blunt, avulsive, rotational and contaminated. However, it contains several errors or oversimplifications.
First: it should not be stated, without CT scan, radiography, operative findings or a medical report, that “the horn went through the chest” in the complete anatomical sense. The images show a large left anterolateral thoracic wound, with extensive soft-tissue cavitation, a probable deep penetrating tract and high risk of pleuropulmonary injury, but the true depth cannot be confirmed from video captures alone.
Second: a chest tube is not placed “in many cases” automatically or immediately. Tube thoracostomy is indicated when there is pneumothorax, haemothorax, haemopneumothorax, open pneumothorax, mechanical ventilation with suspected pleural injury, or respiratory deterioration. In a stable penetrating thoracic trauma patient, management must be guided by clinical findings, eFAST ultrasound, chest radiography, CT scan and evolution. ATLS prioritises identifying and treating lethal injuries, but it does not mandate automatic pleural drainage for every thoracic bull-horn wound.
Third: the phrase “aggressive debridement” requires nuance. Bull-horn injuries require wide surgical exploration, abundant irrigation, removal of foreign bodies and meticulous debridement of devitalised tissue, while preserving viable tissue. Debridement must be radical against necrotic tissue, not indiscriminate.
Fourth: “broad-spectrum antibiotics” is correct but incomplete. These wounds are polymicrobial and contaminated by skin, clothing, soil, manure, environmental material and animal flora. Antibiotic coverage must include Gram-positive organisms, Gram-negative organisms and anaerobes, in addition to tetanus prophylaxis. The need for specific clostridial coverage depends on contamination, necrosis, treatment delay and clinical context.
Fifth: the figure “50–100 injured people every year” may be true for certain events or local series, but it must not be generalised. In Pamplona, 16 deaths have been recorded since the beginning of modern records, with the last fatality in 2009. Reuters reported in 2025 one gored runner and seven others with minor injuries during a specific running event, not 50–100 as a universal figure.
Medical–visual identification of the case shown
The images show an adult male with an open traumatic lesion in the left anterolateral thoracic region, approximately between the lower pectoral area, the anterior axillary line and the lateral chest wall. The wound is wide, irregular, with contused edges, exposed subcutaneous and muscular tissue, a deep cavity, coagulated blood and probable tissue loss.
Given the anatomical location, the following structures must be considered at risk:
skin, subcutaneous tissue, pectoralis major, serratus anterior, intercostal muscles, intercostal neurovascular bundle, parietal pleura, left lung, superficial thoracic vessels, intercostal vessels, diaphragm if the tract is inferior, and mediastinal structures if the vector was deep and medial.
With an image like this, the initial operational diagnosis is not “chest cut”. It is:
penetrating–blunt thoracic trauma caused by a bull horn, with a highly contaminated cavitated wound and immediate risk of open pneumothorax, haemothorax, haemopneumothorax, pulmonary injury, chest-wall haemorrhage, vascular injury, diaphragmatic injury and secondary necrotising infection.
Why a bull-horn injury is biomechanically different from a stab wound
A stab wound usually produces a relatively linear tract, although it may be multiple or angulated. A bull-horn wound produces a far more complex injury pattern. The bull does not merely penetrate: it charges, lifts, rotates, shakes and drags. The horn acts as a rigid high-momentum cone, with a penetrating tip and a blunter base that dilates, tears and separates anatomical planes.
The result may be a seemingly smaller external wound with extensive internal destruction. In classical bullfighting surgery, this is described as multiple tracts, deep pockets, false trajectories, extensive muscular lesions, deep contamination and occult vascular injury.
The surgical literature confirms this complexity. A 40-year retrospective series including 572 patients with bull-horn injuries documented laparotomies, visceral injuries and the need for surgical management in a significant proportion of cases; the article was published in The American Journal of Surgery with DOI 10.1016/j.amjsurg.2020.11.031.
Main injury mechanisms
Bull-horn trauma produces five simultaneous mechanisms.
The first is direct penetration: the horn pierces the skin, fascia and muscle, potentially entering anatomical cavities.
The second is deep blunt contusion: the mass of the animal transmits kinetic energy to the chest, abdomen, pelvis or extremities.
The third is avulsion and cavitation: the horn opens tissue planes, separates muscles and creates contaminated cavities.
The fourth is semicircular rotation: the bull’s neck movement generates curved trajectories and fan-shaped tears.
The fifth is dragging or lifting: if the victim remains hooked, the body may suffer torsion, secondary fall, traumatic brain injury, fractures and crush lesions.
Thoracic injuries that must be ruled out
In bull-horn thoracic trauma, the immediate life-threatening injuries according to ATLS logic are:
tension pneumothorax, open pneumothorax, massive haemothorax, cardiac tamponade, major tracheobronchial injury, major vascular injury, severe pulmonary contusion, diaphragmatic injury, unstable rib fractures and haemorrhagic shock.
The priority is not the appearance of the wound. The priority is whether the patient ventilates, oxygenates, perfuses and maintains blood pressure.
ATLS approach: primary survey
A — Airway with cervical spine protection
Assess airway patency, level of consciousness, aspiration risk, blood, vomiting, facial trauma and neurological deterioration. In an isolated thoracic bull-horn wound there may be no cervical injury, but if there was a fall, impact or projection, cervical spine protection must be maintained until appropriate evaluation.
B — Breathing and ventilation
This is the centre of the case. The clinician must inspect chest expansion, respiratory rate, oxygen saturation, accessory muscle use, subcutaneous emphysema, sucking chest wound, tracheal deviation, jugular venous distension, asymmetric breath sounds and ventilatory pain. Thoracic eFAST can rapidly detect pneumothorax and haemothorax.
If there is an open pneumothorax, a vented chest seal — or a three-sided occlusive dressing depending on available resources and protocol — should be applied. If deterioration compatible with tension pneumothorax develops, immediate decompression is required, followed by tube thoracostomy.
C — Circulation with haemorrhage control
External bleeding control requires direct pressure, haemostatic agents when appropriate, packing of accessible deep wounds and haemostatic resuscitation. In the chest, caution is mandatory: material should not be blindly introduced into depth if pleural communication is suspected without surgical control. Resuscitation should avoid excessive crystalloids and prioritise blood products in haemorrhagic shock.
D — Disability
Glasgow Coma Scale, pupils, blood glucose, adequate analgesia and detection of hypoxia, shock or associated traumatic brain injury.
E — Exposure / Environment
Complete exposure is required to identify other horn wounds. In bull-related trauma, multiple tracts or occult injuries may be present in the abdomen, perineum, thigh or back. Hypothermia prevention must begin immediately.
PHTLS prehospital approach
PHTLS requires analysis of trauma kinematics. An adult bull may exceed 500–600 kg and accelerate rapidly over a short distance. Therefore, even if the image shows a thoracic wound, the patient must be treated as a polytrauma patient until proven otherwise.
The correct prehospital sequence is:
scene safety, removal from the animal threat, XABCDE assessment, haemorrhage control, oxygen if hypoxaemic or in respiratory distress, monitoring, two IV/IO accesses if shock is present, early analgesia, eFAST if available, pre-arrival notification to the receiving trauma centre, and transport to a hospital with surgery, trauma capability, thoracic support and blood bank access.
In unstable penetrating thoracic trauma, time must not be wasted on cosmetic wound care. The priority is time to the operating room.
TECC / TCCC approach adapted to the civilian environment
Although this is not a combat scene, TECC and TCCC provide useful operational logic: threat, haemorrhage, airway, respiration, circulation, hypothermia and evacuation.
During an active-threat or unsafe-scene phase, only minimal medicine is appropriate: extract the patient from danger and control life-threatening external haemorrhage. In the warm zone, perform a MARCH assessment: Massive haemorrhage, Airway, Respiration, Circulation, Hypothermia / Head injury.
For the respiratory component, TCCC/TECC emphasise identification of open pneumothorax, tension pneumothorax and progressive respiratory distress. Penetrating thoracic trauma should be covered with a chest seal when pleural communication or a sucking chest wound is present, and decompressed when signs of tension pneumothorax develop.
Initial hospital management
In the emergency department, the patient should go to a trauma bay or directly to the operating room depending on stability.
The initial package includes monitoring, oxygen, analgesia, two large-bore IV lines or intraosseous access, blood tests, arterial or venous blood gas, lactate, coagulation profile, fibrinogen, type and crossmatch, massive transfusion protocol if indicated, portable chest radiography if it does not delay intervention, eFAST, contrast-enhanced CT if stable, and immediate assessment by general surgery, thoracic surgery and anaesthesia.
Contrast-enhanced thoracoabdominal CT is particularly important in stable patients because it defines the wound tract, haemothorax, pneumothorax, pulmonary contusion, vascular injury, diaphragmatic injury, rib fractures, foreign bodies and soft-tissue extension.
Real indications for tube thoracostomy
Chest drainage is indicated when there is:
significant pneumothorax, haemothorax, haemopneumothorax, open pneumothorax, tension pneumothorax after decompression, need for mechanical ventilation with traumatic pneumothorax, persistent air leak or respiratory deterioration.
It should not be written as an absolute rule that “in many cases, a chest tube must be inserted immediately.” The correct statement is:
In a thoracic bull-horn wound with suspected or confirmed pleural penetration, the threshold for tube thoracostomy should be low, but the indication is based on physiology, imaging and clinical evolution.
Surgical treatment of the wound
Bull-horn wounds require a surgical attitude different from that used for a simple laceration. The surgeon must enlarge the wound if necessary, explore the entire tract, open contaminated false compartments, irrigate abundantly, remove clothing, soil, clots and possible horn fragments, control bleeding vessels, evaluate muscle viability and rule out communication with the thoracic or abdominal cavity.
Primary closure may be dangerous if the wound is heavily contaminated. In many cases, delayed closure, drains, negative-pressure wound therapy or serial surgical revision is preferred. In the Mexican series of horn wounds, systematic antibiotic use and open wound management in part of the patients reflect the concern for infection in these injuries.
Antibiotics and tetanus
A bull-horn wound must be considered a high-risk contaminated wound. The antibiotic regimen depends on the hospital, allergies, local epidemiology and depth of injury. Reasonable adult options include amoxicillin–clavulanate in less severe cases, or piperacillin–tazobactam in deep, contaminated, thoracoabdominal wounds or when sepsis is suspected. In beta-lactam allergy, combinations must be individualised to cover Gram-positive organisms, Gram-negative organisms and anaerobes.
Tetanus vaccination status must be reviewed. If the patient is not properly immunised or the status is unknown, tetanus vaccine should be administered; in dirty high-risk wounds, tetanus immunoglobulin is added according to protocol.
Complications
Immediate complications include haemorrhagic shock, pneumothorax, haemothorax, haemopneumothorax, respiratory failure, ventilatory pain, pulmonary injury, vascular injury, cardiac injury if the tract is medial, diaphragmatic injury and traumatic cardiac arrest.
Delayed complications include deep infection, abscess, empyema, pneumonia, muscle necrosis, necrotising fasciitis, sepsis, bronchopleural fistula, chronic pain, retractile scarring, functional limitation of the shoulder and chest wall, and post-traumatic stress disorder.
Real epidemiology of bull-horn injuries
Spanish and European evidence shows that bull-horn injuries have low overall mortality but significant morbidity. An eight-year analysis of bullfighting injuries in Spain, Portugal and southern France found 1,239 horn injuries in 13,556 events, with a mean accident rate of 9.13%, predominant location in the thigh and groin, and vascular injury in 20% of thigh/groin horn wounds; the article was published in Scientific Reports.
In Pamplona, Reuters reported that the San Fermín bull run has recorded 16 deaths in its modern documented history, with the last fatality in 2009; it also reported that in 2025 a runner was gored under the armpit and remained stable.
Corrected medical version of the viral text
A thoracic bull-horn injury is a high-energy, potentially fatal penetrating–blunt trauma characterised by deep tracts, tissue tearing, cavitation, polymicrobial contamination and risk of pleuropulmonary, vascular or diaphragmatic injury. The initial ATLS/PHTLS priority is to identify and treat lethal injuries: tension pneumothorax, open pneumothorax, massive haemothorax, haemorrhagic shock, cardiac tamponade, severe pulmonary injury and respiratory compromise.
Tube thoracostomy is not automatic in every bull-horn wound, but it must be performed early when there is pneumothorax, haemothorax, haemopneumothorax, an open thoracic wound with pleural involvement, ventilatory deterioration or need for mechanical ventilation. Definitive treatment requires surgical exploration, abundant irrigation, foreign-body removal, debridement of devitalised tissue, appropriate antibiotics, tetanus prophylaxis, strong analgesia and close surveillance for infectious and respiratory complications.
DrRamonReyesMD conclusion
Never underestimate a bull. From a medical standpoint, a horn injury is not a simple perforation: it is a high-energy lesion with penetrating, blunt, rotational and contaminated components. In the chest, danger is not determined by the external size of the wound, but by physiology: ventilation, perfusion, bleeding, trajectory, contamination and the organs crossed.
Correct management is not viral or improvised. It is ATLS, PHTLS, adapted TECC/TCCC, early surgery, haemorrhage control, imaging when the patient allows it, antibiotics, tetanus prophylaxis, analgesia and continuous reassessment.
The fatal error is looking at the skin and forgetting the trajectory.
Real DOI and URL references
Hernández AM et al. Bull horn injuries. A 40-year retrospective study with 572 patients. American Journal of Surgery, 2021. DOI: 10.1016/j.amjsurg.2020.11.031.
Reguera-Teba A et al. Eight-year analysis of bullfighting injuries in Spain, Portugal and southern France. Scientific Reports, 2021. URL: nature.com/articles/s41598-021-94524-7.
Mallor F et al. Expert judgment-based risk assessment using statistical scenario analysis: a case study — running the bulls in Pamplona. Risk Analysis, 2008. DOI: 10.1111/j.1539-6924.2008.01098.x.
Maity S et al. Patterns and Management of Unprovoked Bull Attack Injuries. Cureus, 2022. URL: PMC9883671.
Reuters. One man gored and seven others bruised in Spain's bull running festival, 2025.
No hay comentarios:
Publicar un comentario