Massive Haemoptysis Management
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Direct answer
More than about 150 mL of blood in 24 hours — definitions vary, with some texts reserving "massive" for 300–600 mL or for any bleed causing haemodynamic or respiratory compromise — turns haemoptysis into an airway emergency. The patient dies of asphyxiation as blood floods the contralateral lung, not of exsanguination, so priorities run: protect the good lung (bleeding side down), secure the airway, then localise the bleed with bronchoscopy and CT angiography. In India the trio of underlying causes to state first is tuberculosis (including Rasmussen aneurysm), bronchiectasis and aspergilloma.
What you must remember
- Death is from asphyxia, not blood loss — every management decision follows from protecting the uninvolved lung.
- Position the patient bleeding-side down; this single manoeuvre keeps spilled blood dependent in the diseased lung.
- Airway: a large (8 mm or more) single-lumen endotracheal tube allows bronchoscopic toilet and, advanced into the right main bronchus, can isolate a right-sided bleed; a double-lumen tube is ideal if placement expertise is available.
- Bleeding is from the high-pressure systemic bronchial circulation in most chronic inflammatory disease — which is why bleeds are voluminous and why bronchial artery embolisation works.
- Bronchial artery embolisation achieves immediate control in the large majority (commonly quoted above 85%) and is first-line in TB and bronchiectatic bleeds; recurrence is frequent, so it is control, not cure.
- The feared complication of embolisation is anterior spinal artery syndrome (artery of Adamkiewicz supply via a shared bronchial collateral) — new leg weakness post-procedure is a neurological emergency.
- Surgery (lobectomy) is definitive for localised disease once the patient is stabilised; operating during an uncontrolled torrential bleed carries prohibitive mortality.
- Rasmussen aneurysm: a pseudoaneurysm of a pulmonary artery branch within a TB cavity — a classic viva source of massive haemoptysis.
- Suppress the cough (codeine-containing sedation where appropriate), correct coagulopathy, and avoid over-transfusion that raises pulmonary pressures.
How to run the first thirty minutes
A 46-year-old man with old treated pulmonary tuberculosis coughs up 300 mL of bright blood over two hours and reaches the emergency department drowsy, tachypnoeic and pale. Ask him, or the family, which side his old disease is on; the history and any old radiograph matter because the first manoeuvre is lateral positioning — he is turned onto his known diseased (left) side. Oxygen, two large-bore cannulae, crossmatch, and upright-sedation with cough suppression follow within minutes. Because he is deteriorating, he is intubated with a large single-lumen tube, ventilated, and suctioned; rigid or flexible bronchoscopy at the bedside or theatre evacuates clot and, if blood is seen issuing from the left lower lobe, the side at least is confirmed.
Once bleeding rate slows enough to allow transport, CT angiography maps hypertrophied bronchial arteries and any feeding of the cavity; interventional radiology then embolises the culprit bronchial arteries with particles, taking care to exclude any catheter position from which the spinal artery opacifies. He is admitted to intensive care and typed for definitive therapy: a destroyed, localised left lower lobe earns an elective lobectomy once stable; bilateral disease with poor function is managed with repeated embolisation and medical therapy.
Where students slip
The reflexive ATLS-style resuscitation (fluids first, airway later) inverts the actual threat: circulation can be supported while the airway drowns. The second recurring slip is not establishing the side of bleeding before sedation takes away the patient's ability to tell you — once he is drowsy, you are left guessing which lung to dependently position, and guessing wrong floods the good lung. Third, candidates quote bronchial artery embolisation as "curative"; examiners expect the nuance that it is immediate haemostasis with high recurrence unless the diseased segment is later resected or the underlying cause treated. Finally, "minor" haemoptysis in an aspergilloma or old TB can be the herald of a massive one — admit and investigate, do not reassure and discharge.
Frequently asked questions
How is massive haemoptysis defined?
Definitions vary, but more than 150 mL in 24 hours is a commonly used threshold; some texts use 300–600 mL, and any rate causing haemodynamic instability or gas-exchange failure qualifies regardless of volume.
Which are the commonest causes of massive haemoptysis in India?
Pulmonary tuberculosis (cavity with Rasmussen aneurysm), bronchiectasis and pulmonary aspergilloma; carcinoma and mitral stenosis are the other classical entries.
Why is bronchial artery embolisation first-line in most centres?
Bleeding arises from hypertrophied systemic bronchial arteries; embolising them achieves rapid control in most without emergency surgery in an unstable patient.
What is the gravest neurological risk of bronchial artery embolisation?
Spinal cord ischaemia from inadvertent embolisation of the artery of Adamkiewicz through shared segmental collaterals, presenting as paraparesis after the procedure.
When is surgery indicated in massive haemoptysis?
Localised disease (destroyed lobe, aspergilloma, localized bronchiectasis) with recurrent or uncontrolled bleeding, performed after stabilisation — emergency surgery during torrential bleeding carries very high mortality.
What is a Rasmussen aneurysm?
A pseudoaneurysm of a pulmonary arterial branch within a tuberculous cavity, classically rupturing to cause massive haemoptysis years after the primary infection.