📋 Key Information Summary
- Chronic respiratory disease (COPD, pulmonary fibrosis, bronchiectasis, lung cancer) is a leading cause of death in Australia; palliative care should be introduced early, not reserved for the dying phase.
- Chronic breathlessness is the cardinal symptom; a modified Medical Research Council (mMRC) dyspnoea scale ≥3 or a St George's Respiratory Questionnaire (SGRQ) score >75 signals need for palliative referral.
- Low-dose oral morphine (2.5–5 mg immediate-release every 4 hours, or 10–20 mg modified-release BD) is first-line pharmacotherapy for refractory chronic breathlessness; start low, titrate slowly.
- Handheld and bedside fans directed at the face (cool-air flow across the nose) reduce breathlessness perception via trigeminal stimulation — an effective, zero-cost, non-pharmacological intervention.
- Long-term oxygen therapy (LTOT) improves survival in hypoxaemic COPD (PaO₂ ≤55 mmHg or ≤59 mmHg with cor pulmonale) but does NOT reliably relieve the sensation of breathlessness in normoxaemic patients.
- Anxiety and panic are common comorbidities; non-pharmacological strategies (pulmonary rehabilitation, breathing retraining, mindfulness) are first-line; short-acting benzodiazepines (lorazepam 0.5–1 mg PRN) may be used cautiously if non-pharmacological measures fail.
- Every patient with advanced respiratory disease needs a written acute exacerbation plan including clear escalation limits, preferred place of care, and advance care directives.
- "Just-in-case" medications (subcutaneous morphine and midazolam) should be prescribed and available at home for acute episodes of severe breathlessness or distress.
- Opioid-induced respiratory depression risk is low at breathlessness doses; do not withhold opioids due to fear of hastening death — untreated breathlessness causes more suffering.
- Prognostication is difficult in respiratory disease; use the BODE index, GAP index (IPF), or surprise question ("Would you be surprised if this patient died in the next 12 months?") to guide palliative care referral timing.
- Aboriginal and Torres Strait Islander Australians experience 2.5× the burden of COPD; culturally safe palliative care, flexible service models, and community-based support are essential.
- Goals-of-care conversations should occur during stable outpatient visits, not only during crises; document using a Resuscitation Plan or Advance Care Directive aligned with state/territory legislation.
Introduction & Australian Epidemiology
Chronic respiratory diseases — including chronic obstructive pulmonary disease (COPD), idiopathic pulmonary fibrosis (IPF), non-cystic-fibrosis bronchiectasis, and lung cancer — are among the leading causes of morbidity and mortality in Australia. Palliative care is a holistic approach that improves quality of life for patients with life-limiting illness and their families through prevention and relief of suffering. In chronic respiratory disease, palliative care is applicable from the point of diagnosis of advanced or progressive disease and should be delivered concurrently with disease-modifying treatments, not sequentially.
Despite this, palliative care is underutilised in respiratory disease compared with cancer. A landmark Australian study found that fewer than 30% of people dying from COPD received specialist palliative care, compared with >60% of those dying from lung cancer. Late referral results in uncontrolled symptoms — particularly chronic breathlessness, anxiety, fatigue — and unplanned intensive-care admissions that may not align with patient wishes.
Australian Burden of Disease
- COPD: Affects approximately 1 in 13 Australians aged ≥40 years; responsible for ~7,000 deaths/year (5th leading cause of death). COPD is the second-leading cause of potentially preventable hospitalisations. The AIHW reports COPD burden is 2.5 times higher among Aboriginal and Torres Strait Islander Australians.
- Idiopathic Pulmonary Fibrosis: Estimated prevalence 23–65 per 100,000; median survival 3–5 years from diagnosis; palliative care needs are comparable to Stage IV lung cancer yet referral rates remain low.
- Non-CF Bronchiectasis: Increasing prevalence, particularly in Indigenous communities in northern Australia; chronic productive cough, recurrent exacerbations, and progressive decline drive significant palliative needs.
- Lung Cancer: Leading cause of cancer death in Australia (~9,000 deaths/year); breathlessness, cough, haemoptysis, pain, and cachexia generate high symptom burden.
- Health-system cost: COPD costs the Australian health system approximately 7 million annually; avoidable admissions during severe exacerbations account for a large proportion. Palliative care integration has been shown to reduce emergency department presentations and ICU utilisation.
When to Refer to Palliative Care
Referral should be considered when any of the following are present:
- mMRC dyspnoea grade ≥3 (breathless on level ground or when dressing)
- FEV₁ <30% predicted (COPD) or FVC <70% predicted with declining trend (IPF)
- ≥2 hospitalisations for acute exacerbations in the past 12 months
- Long-term oxygen therapy requirement
- The "surprise question" is answered "No" — the clinician would not be surprised if the patient died within 12 months
- Patient or family request for symptom-focused care, advance care planning, or withdrawal of futile interventions
- Significant comorbidity (cardiac failure, chronic kidney disease, cachexia) compounding respiratory decline
Chronic Breathlessness
Chronic breathlessness is defined as breathlessness that persists despite optimal treatment of the underlying disease. It is the most prevalent and disabling symptom in advanced respiratory disease, affecting up to 90% of patients with severe COPD and nearly all patients with IPF. It drives anxiety, depression, social isolation, fatigue, and loss of independence.
Assessment Tools
| Tool | Type | Use | Threshold for Palliative Referral |
|---|---|---|---|
| mMRC Dyspnoea Scale | Unidimensional (0–4) | Quick clinic screen; GOLD COPD staging | Grade ≥3 |
| COPD Assessment Test (CAT) | Multidimensional (0–40) | Health status impact; GOLD grouping | Score ≥20 (high impact) |
| Borg Scale (0–10) | Unidimensional; exertional | Exercise testing, 6-minute walk test | Borg ≥5 at low exertion |
| Visual Analogue Scale (VAS 0–100 mm) | Unidimensional | Research and serial tracking | Score ≥40 mm at rest |
| Numerical Rating Scale (NRS 0–10) | Unidimensional | Bedside and community monitoring | Score ≥6 at rest |
| Cancer Dyspnoea Scale (CDS) | Multidimensional | Validated in lung cancer | Domain scores above population mean |
Non-Pharmacological Management
- Pulmonary rehabilitation: Strongest evidence base for reducing breathlessness and improving exercise capacity; 6–8 week programs delivered by accredited Australian pulmonary rehabilitation services (MBS items available for chronic disease management plans).
- Breathing retraining: Pursed-lip breathing, diaphragmatic breathing, paced breathing; reduces respiratory rate and improves ventilatory efficiency.
- Fan therapy: Directed at the face — see dedicated Oxygen & Fans section below.
- Positioning: Upright or forward-leaning ("tripod") positions reduce work of breathing; ensure arm support (e.g., resting arms on a table or walker).
- Energy conservation and pacing: Occupational therapy assessment; activity planning; assistive devices (rollator walkers with seats, shower chairs).
- Psychological support: Cognitive behavioural therapy (CBT), mindfulness-based stress reduction (MBSR); address catastrophising and fear-avoidance cycles that amplify breathlessness perception.
Pharmacological Management
Adjunctive Pharmacotherapy
- Low-dose oral prednisolone (5–10 mg daily): May provide short-term benefit in breathlessness associated with airway inflammation (COPD, asthma-COPD overlap). Monitor for hyperglycaemia, osteoporosis. Not PBS-listed for breathlessness per se but available under chronic disease management.
- Short-acting bronchodilators (salbutamol, ipratropium): Continue for reversible airflow obstruction; provide rescue inhalers with spacer technique education.
- Anxiolytics: Addressed in the Anxiety/Panic section below.
- Nebulised saline: May assist with mucus clearance in bronchiectasis-related breathlessness; isotonic (0.9%) preferred for comfort.
Oxygen & Fans
Fan Therapy
A handheld or desk fan directed at the face is one of the most effective and simplest non-pharmacological interventions for chronic breathlessness. The mechanism involves stimulation of the trigeminal nerve (V2 branch, infraorbital region) by a stream of cool air across the nasal and facial skin, which modulates the perception of breathlessness at a central nervous system level.
Evidence summary: A 2019 randomised controlled trial (Bausewein et al.) found face-fan therapy reduced dyspnoea visual analogue scale scores by 10–15 mm compared with sham fan (fan directed at the leg). A 2023 Lancet systematic review confirmed a consistent, small-to-moderate benefit with no adverse effects. Fan therapy is recommended by the Thoracic Society of Australia and New Zealand (TSANZ) and Lung Foundation Australia.
Ambient Air vs Supplemental Oxygen
A critical distinction in palliative respiratory care is the difference between oxygen therapy for hypoxaemia (physiological need) and the use of air flow for symptom relief (sensory need).
| Feature | Supplemental O₂ (LTOT) | Ambient Air / Fan |
|---|---|---|
| Indication | Resting PaO₂ ≤55 mmHg (≤7.3 kPa) or ≤59 mmHg with cor pulmonale/polycythaemia | Chronic breathlessness regardless of oxygen saturation |
| Survival benefit | Yes — demonstrated in NOTT and MRC trials | No — symptom benefit only |
| Breathlessness relief | Variable; does not reliably reduce dyspnoea perception in normoxaemic patients | Consistent modest reduction (NNT ≈ 4) |
| Cost | Substantial: concentrator rental, cylinder supply, electricity; State-based subsidy programs | Minimal (< one-off purchase) |
| Adverse effects | Nasal dryness, epistaxis, fire risk, skin irritation, CO₂ retention risk | None |
| Mobility impact | Portable concentrators available but heavy (4–6 kg); limits spontaneity | Fully portable; fits in pocket or bag |
Practical Oxygen Prescribing in Palliative Care
- Document clear indication: LTOT is indicated for survival benefit in hypoxaemia; it is not justified for breathlessness alone in normoxaemic patients.
- Use the lowest effective flow rate: Typically 1–2 L/min via nasal cannula; titrate to SpO₂ 88–92% in COPD (avoid suppression of hypoxic drive).
- State-based Home Oxygen Programs: Victoria (VHOP), NSW (HPOS), Queensland, WA, SA, Tasmania, NT, ACT — each has specific criteria, application processes, and approved suppliers. Patients must meet blood gas criteria. Palliative exceptions may be made in some jurisdictions for severe symptomatic benefit.
- Consider trial of withdrawal: If a patient on LTOT is transitioning to comfort-focused care, a structured trial of reduced flow or discontinuation (with fan substitution) may be appropriate, with close symptom monitoring and patient consent.
- High-flow nasal cannula (HFNC): May be used in selected inpatients for severe breathlessness; reduces work of breathing and improves humidification. Not commonly available in community palliative care settings in Australia.
Equipment & Practicalities
- Oxygen concentrators: Stationary units (5 L/min capacity) for home use; portable concentrators (Pulse-Dose or continuous flow) for outings. Supplied via Home Oxygen Programs or private hire.
- Compressed gas cylinders: D-cylinders (portable, ~2 hours at 2 L/min) and E-cylinders (trolley-mounted, ~5 hours at 2 L/min). Reserve for backup or portable use.
- Humidification: Use bubble humidifier for flow rates ≥4 L/min or if nasal dryness is problematic. Not routinely required at low flow rates.
- Safety: No smoking near oxygen (fire risk); keep concentrator ≥1.5 metres from heat sources; ensure working smoke alarms; document safety assessment.
Anxiety & Panic
Anxiety and panic are highly prevalent in chronic respiratory disease, affecting 40–70% of patients with severe COPD and IPF. Breathlessness and anxiety form a self-amplifying cycle: breathlessness triggers anxiety, which increases sympathetic activation (tachycardia, hyperventilation, muscle tension), which worsens breathlessness perception. Breaking this cycle is a central goal of palliative respiratory care.
Clinical Recognition
- Screen routinely using the Generalised Anxiety Disorder 7-item scale (GAD-7; score ≥10 suggests moderate–severe anxiety) or Hospital Anxiety and Depression Scale (HADS; anxiety subscale ≥11).
- Panic attacks: acute episodes of overwhelming dread with breathlessness, palpitations, chest tightness, paraesthesia, derealisation; may mimic acute exacerbation and trigger emergency presentations.
- Distinguish anxiety-driven hyperventilation from worsening airflow obstruction or new pathology (pneumothorax, pulmonary embolism, pneumonia).
Non-Pharmacological Strategies (First-Line)
- Pulmonary rehabilitation: Strongest evidence for reducing anxiety and depression in COPD (Cochrane review 2021); group-based programs also combat social isolation.
- Breathing retraining: Pursed-lip breathing reduces respiratory rate and tidal volume; "belly breathing" and slow-breathing exercises (≤6 breaths/min) activate the parasympathetic nervous system.
- Cognitive behavioural therapy (CBT): Targets catastrophising cognitions ("I'm going to suffocate"), fear-avoidance behaviour, and panic cycles. Can be delivered by clinical psychologists, some respiratory nurses, or via telehealth (e.g., MindSpot, online CBT programs available in Australia).
- Mindfulness-based stress reduction (MBSR): 8-week structured programs; growing evidence in COPD-related anxiety. Available via some Lung Foundation Australia programs.
- Relaxation techniques: Progressive muscle relaxation, guided imagery, music therapy; simple handouts and audio recordings can be provided by respiratory or palliative care nurses.
- Peer support: Lung Foundation Australia support groups (in-person and online); Lungs4Life telephone support program.
Pharmacological Management
"Just-in-Case" Medications for Home
Patients with advanced respiratory disease living at home or in residential aged care should have access to subcutaneous medications for acute crises. This requires a community palliative care service to provide syringe driver setup and monitoring. Standard "just-in-case" kit:
- Morphine 10 mg/mL — 1 mL ampoule × 2 (for acute severe breathlessness)
- Midazolam 5 mg/mL — 1 mL ampoule × 2 (for acute severe anxiety/dyspnoea)
- Metoclopramide 10 mg/2 mL — 1 ampoule × 2 (for nausea)
- Haloperidol 5 mg/mL — 1 mL ampoule × 1 (for nausea, agitation)
- Hyoscine butylbromide 20 mg/mL — 1 mL ampoule × 2 (for excessive secretions)
- Needles (25G × 16 mm), syringes (2 mL, 5 mL), subcutaneous butterfly cannulae
Exacerbation Planning
Acute exacerbations are a defining feature of chronic respiratory disease and a major driver of hospitalisation, ICU admission, and death. In advanced disease, each successive exacerbation confers worse outcomes: longer recovery, greater functional decline, and higher mortality. A proactive, patient-centred exacerbation plan reduces unwanted intensive care and ensures that escalation decisions align with patient goals.
Components of an Exacerbation Plan
Advance Care Planning in Respiratory Disease
- Timing: Initiate during a stable outpatient visit — not during an acute exacerbation or at the point of crisis.
- Key decisions to document:
- Intubation and mechanical ventilation (accept / decline)
- Non-invasive ventilation (NIV / BiPAP) — accept as a bridge to recovery / decline / accept for comfort only
- ICU admission (accept / decline / case-by-case)
- Cardiopulmonary resuscitation (CPR) — for or against (document as Resuscitation Plan)
- Preferred place of care (home, hospice, hospital) and preferred place of death
- Organ and tissue donation wishes
- Legal frameworks (Australia): Advance Care Directives are legally recognised in all Australian states and territories under common law and/or specific legislation (e.g., Medical Treatment Planning and Decisions Act 2016 (Vic); Advance Health Directive Qld; Advance Personal NT).
- Substitute decision-makers: Appoint and document. In most jurisdictions, a Medical Treatment Decision Maker (Vic) or Enduring Power of Attorney (Health) is the legal framework.
Non-Invasive Ventilation (NIV) in Palliative Context
NIV (BiPAP) has dual roles in advanced respiratory disease:
- Bridging therapy: Used during acute exacerbations to avoid intubation; evidence supports improved survival in acute hypercapnic COPD exacerbations (GOLD 2024).
- Comfort-focused NIV: In patients who decline intubation but are willing to try NIV for symptom relief during an exacerbation; aims to reduce work of breathing, relieve dyspnoea, and allow time for family gathering. Requires clear documentation of goals and time-limited trial (e.g., 24–48 hours).
- Home NIV: Increasingly used in COPD with chronic hypercapnia (PaCO₂ ≥52 mmHg); Australian data support improved quality of life. Not a substitute for palliative care but complementary.
Prednisolone for Acute Exacerbations
Antibiotics for Acute Exacerbations
Prognostication & Risk Stratification
Prognostication in chronic respiratory disease is notoriously difficult; the disease trajectory is characterised by a gradual decline punctuated by acute exacerbations from which patients may or may not recover. This "sawtooth" pattern contrasts with the more predictable decline seen in many cancers. Multiple validated tools can assist clinicians in identifying patients who may benefit from palliative care referral.
Prognostic Tools
| Tool | Disease | Parameters | Interpretation |
|---|---|---|---|
| BODE Index | COPD | BMI, Obstruction (FEV₁), Dyspnoea (mMRC), Exercise (6MWD) | Score 0–10. Score 7–10: median survival ~2 years. Consider palliative referral at ≥7. |
| ADO Index | COPD | Age, Dyspnoea (mMRC), Obstruction (FEV₁) | Simplified 3-variable tool; score 0–14. Higher scores indicate worse prognosis. |
| GAP Index | IPF | Gender, Age, Physiology (FVC, DLCO) | Stage I (0–3): low risk. Stage II (4–5): intermediate. Stage III (6–8): high risk; 1-year mortality ≈ 40%. |
| DECAF Score | COPD exacerbation | Dyspnoea (Eisenstadt), Eosinopenia, Consolidation, Acidemia, atrial Fibrillation | Inpatient mortality prediction. DECAF 0: <1%. DECAF ≥3: >40% mortality. Useful for escalation decisions. |
| Surprise Question | All respiratory | "Would I be surprised if this patient died in the next 12 months?" | If the answer is "No," palliative care referral is indicated. Simple, validated screening tool (Sn 65–85%). |
Severity Stratification for Symptom Burden
Monitoring & Goals of Care
Symptom Monitoring
- Regular symptom assessment: Use standardised tools (mMRC, CAT, NRS for breathlessness, GAD-7 for anxiety) at every clinical encounter — in-person or via telehealth.
- Telehealth monitoring: Phone or video review every 2–4 weeks for moderate–severe disease; remote monitoring of pulse oximetry (if on LTOT), weight (fluid retention), and inhaler adherence via smart inhalers.
- Patient-held symptom diary: Record daily breathlessness score, activity levels, sputum changes, and inhaler use. Digital apps (e.g., COPD Pal, Lung Foundation resources) can assist.
Goals of Care Conversations
Goals of care should be reviewed at every significant clinical change: after each exacerbation, at each decline in function, and when disease-modifying options are exhausted. Use a structured framework such as SPIKES (Setting, Perception, Invitation, Knowledge, Emotions, Summary) or REMAP (Reframe, Expect, Map values, Align with values, Plan).
- Explore what matters most to the patient: independence, being at home, spending time with family, avoiding hospital, controlling breathlessness.
- Discuss realistic disease trajectory using plain language: "Your lung disease is getting worse over time. We want to focus on keeping you comfortable and out of hospital as much as possible."
- Document goals and escalation preferences in a written plan, shared with the patient, family, GP, hospital team, and community palliative care service.
- Review and update after each hospitalisation or significant clinical event.
Fatigue Management
- Fatigue affects up to 70% of patients with advanced COPD and significantly impairs quality of life.
- Non-pharmacological: energy conservation, activity pacing, graded exercise (pulmonary rehabilitation), sleep hygiene, treatment of contributing factors (anaemia, hypothyroidism, depression).
- Pharmacological: limited evidence; avoid unnecessary sedating medications. Consider methylphenidate 5–10 mg mane (specialist palliative care initiation only; not PBS-listed for this indication).
Special Populations
Elderly (≥75 years)
Renal Impairment
Hepatic Impairment
Immunocompromised
Paediatrics
Pregnancy
Aboriginal and Torres Strait Islander Health
Aboriginal and Torres Strait Islander Australians experience a disproportionate burden of chronic respiratory disease. COPD prevalence is 2.5 times higher than in non-Indigenous Australians, and bronchiectasis is markedly more prevalent, particularly in remote communities in the Northern Territory, Far North Queensland, and Western Australia. Respiratory disease is a leading cause of the health gap and contributes significantly to premature mortality.
📚 References
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