Pulmonology · Autoimmune Interstitial Lung Disease–Arthritis Syndrome

Active Monitoring and Daily Care

At a Glance

Autoimmune interstitial lung disease requires individualized follow-up, including breathing tests and oxygen checks. CT scans are usually repeated when symptoms or results change, while rehabilitation, vaccines, infection prevention, and emotional support help with daily care.

Managing autoimmune interstitial lung disease (ILD) is a long-term commitment that focuses on active monitoring and proactive support. Because your condition can change over time, your medical team will use a personalized schedule to monitor your lung health and adjust your treatment ^[1].

The Surveillance Schedule

Monitoring is not “one size fits all.” Your team will balance the need for data with the goal of avoiding unnecessary testing.

Pulmonary Function Tests (PFTs): During the first year after diagnosis or after a change in treatment, current guidelines generally recommend PFTs every 3 to 12 months, or sooner if symptoms worsen ^[1]^[2]. These tests, particularly FVC and DLCO, are the most reliable way to track whether your lung disease is stable or progressing ^[3].
High-Resolution CT (HRCT): Unlike PFTs, repeat CT scans are typically not done on a fixed schedule. Instead, they are “clinically indicated,” meaning they are ordered if your symptoms worsen, your oxygen levels drop, or your PFT numbers show a significant decline ^[1]^[2].
Ambulatory Desaturation Testing: This involves checking your oxygen levels while you walk. It is a vital tool for monitoring how your lungs perform during daily activity and determines if you need supplemental oxygen ^[1].

Supporting Your Lungs Every Day

Beyond medications, there are several “non-pharmacologic” (non-drug) steps that are essential for maintaining your quality of life and protecting your lung tissue.

Pulmonary Rehabilitation

This is a structured program that includes exercise training, nutritional advice, and breathing techniques ^[4]. Research shows that patients with ILD who participate in pulmonary rehab often experience less shortness of breath and a significant improvement in their ability to stay active ^[5]^[4].

Supplemental Oxygen

If your oxygen saturation (SpO₂) drops below an individualized threshold (often around 88% in many settings) during exercise or at rest, your doctor may prescribe supplemental oxygen ^[6]. Using oxygen when needed can reduce the strain on your heart and help you remain active, which is crucial for maintaining muscle strength ^[4].

Managing Reflux (GERD)

Gastroesophageal reflux disease (GERD) is common in patients with autoimmune ILD ^[7]. While stomach acid traveling into the lungs (micro-aspiration) is a concern for inflammation ^[8], and treating symptomatic reflux is standard for comfort, whether treating asymptomatic reflux reliably prevents ILD progression remains uncertain. Discuss selective evaluation and symptom treatment with your doctor ^[7].

Infection Prevention

Because many ILD treatments suppress the immune system, preventing infections is a top priority.

Vaccinations: Staying current with influenza, pneumococcal, and COVID-19 vaccines is strongly recommended ^[9]^[10].
Prophylaxis: If you are on high-risk immunosuppressants, your doctor may prescribe a preventive antibiotic (like Bactrim) to guard against a rare but serious pneumonia called PJP ^[11]^[12].

Navigating “Scanxiety”

It is completely normal to feel a surge of anxiety—often called scanxiety—in the days or weeks leading up to a PFT or CT scan ^[13]. This emotional burden is a recognized part of living with a chronic lung condition ^[14].

To manage this stress:

Request a “Results Visit”: Schedule a follow-up appointment or call shortly after your tests so you aren’t left waiting for weeks to hear the results ^[15].
Use Support Groups: Connecting with others who understand the specific stresses of ILD can provide a sense of community and practical coping strategies ^[16]^[17].
Focus on Trends: Remember that a small “dip” in one test is often less important than the overall trend over several months ^[3]. However, sudden or substantial symptom changes must always be reported.

If your anxiety or depression begins to interfere with your daily life, ask your team for a referral to a behavioral health specialist or a palliative care specialist (which is supportive symptom care available at any stage of your illness, not hospice) ^[18]^[19].

Common questions in this guide

How often should I have pulmonary function tests for autoimmune ILD?

The schedule is individualized. During the first year after diagnosis or after a treatment change, these breathing tests are often done every 3 to 12 months, and sooner if symptoms worsen. They help track whether lung function is stable or changing.

When would I need another high-resolution CT scan for autoimmune ILD?

Repeat high-resolution CT scans are usually ordered when clinically indicated rather than on a fixed schedule. Your clinician may recommend one if symptoms worsen, oxygen levels fall, or breathing-test results show a significant decline.

How will my doctor decide whether I need supplemental oxygen?

A walking or activity test measures your oxygen level while you move, and your level at rest may also be checked. If it falls below an individualized threshold, often around 88% in some settings, your clinician may prescribe supplemental oxygen. The exact target and instructions depend on your health.

Can pulmonary rehabilitation help with autoimmune ILD?

Pulmonary rehabilitation combines exercise training, breathing techniques, and nutrition guidance. For people with ILD, it can reduce breathlessness and improve the ability to remain active. Ask your care team for a program familiar with autoimmune lung disease.

Which vaccines and infection-prevention steps are important for autoimmune ILD?

Influenza, pneumococcal, and COVID-19 vaccines are generally recommended to reduce infection-related stress on the lungs. If you take medicines that strongly suppress the immune system, your clinician may also consider a preventive antibiotic such as Bactrim to lower the risk of a serious pneumonia called PJP. Vaccine timing should be coordinated with your care team.

Does treating acid reflux stop autoimmune ILD from getting worse?

Treating reflux symptoms such as heartburn is standard for comfort, but it remains uncertain whether treating reflux without symptoms reliably prevents ILD from worsening. Discuss whether evaluation or treatment is appropriate with your clinician.

What can I do about anxiety before an ILD scan or breathing test?

Anxiety before breathing tests or CT scans is common with chronic lung disease. Scheduling a results visit, connecting with a support group, and discussing behavioral health or supportive palliative care can help if anxiety or depression interferes with daily life.

Get notified when new evidence is published on Autoimmune interstitial lung disease-arthritis syndrome.

We monitor PubMed for new peer-reviewed studies on this topic and email a short summary when something meaningful changes.

References (19)

1
2023 American College of Rheumatology (ACR)/American College of Chest Physicians (CHEST) Guideline for the Screening and Monitoring of Interstitial Lung Disease in People with Systemic Autoimmune Rheumatic Diseases.
Johnson SR, Bernstein EJ, Bolster MB, et al.
Arthritis care & research 2024; (76(8)):1070-1082 doi:10.1002/acr.25347.
PMID: 38973729
2
Divergent approaches to rheumatoid arthritis-associated interstitial lung disease: a comparative analysis of international clinical practice guidelines.
Garcia-Salinas R, Chávez-Lopez M, Gómez RA, et al.
Rheumatology international 2026; (46(11)).
PMID: 42888356
3
The importance of considering progression speed in systemic sclerosis-associated interstitial lung diseases: application of 2022 and 2024 clinical practice guidelines for progressive pulmonary fibrosis, a retrospective cohort study.
Roeser A, Brillet PY, Tran Ba S, et al.
Respiratory research 2025; (26(1)):305 doi:10.1186/s12931-025-03375-7.
PMID: 41188867
4
Interstitial Lung Disease: A Review.
Maher TM
JAMA 2024; (331(19)):1655-1665 doi:10.1001/jama.2024.3669.
PMID: 38648021
5
The Effect of Pulmonary Rehabilitation on Non-chronic Obstructive Pulmonary Disease Patients.
Rokach A, Romem A, Arish N, et al.
The Israel Medical Association journal : IMAJ 2019; (21(5)):326-329.
PMID: 31140224
6
Home Oxygen Therapy for Adults with Chronic Lung Disease. An Official American Thoracic Society Clinical Practice Guideline.
Jacobs SS, Krishnan JA, Lederer DJ, et al.
American journal of respiratory and critical care medicine 2020; (202(10)):e121-e141 doi:10.1164/rccm.202009-3608ST.
PMID: 33185464
7
Current and emerging treatment options for interstitial lung disease in patients with rheumatic disease.
Lee JS, Fischer A
Expert review of clinical immunology 2016; (12(5)):509-20 doi:10.1586/1744666X.2016.1139454.
PMID: 26752397
8
Improved Cough and Cough-Specific Quality of Life in Patients Treated for Scleroderma-Related Interstitial Lung Disease: Results of Scleroderma Lung Study II.
Tashkin DP, Volkmann ER, Tseng CH, et al.
Chest 2017; (151(4)):813-820 doi:10.1016/j.chest.2016.11.052.
PMID: 28012804
9
Exacerbation of connective tissue disease-associated interstitial lung disease due to influenza vaccination.
Okusaki T, Fukuhara K
Respiratory medicine case reports 2021; (33()):101463 doi:10.1016/j.rmcr.2021.101463.
PMID: 34401299
10
Progressive Pulmonary Fibrosis: Where Are We Now?
Kang HK, Song JW
Tuberculosis and respiratory diseases 2024; (87(2)):123-133 doi:10.4046/trd.2023.0119.
PMID: 38111100
11
Risk Factors and Prevention of Pneumocystis jirovecii Pneumonia in Patients With Autoimmune and Inflammatory Diseases.
Ghembaza A, Vautier M, Cacoub P, et al.
Chest 2020; (158(6)):2323-2332 doi:10.1016/j.chest.2020.05.558.
PMID: 32502592
12
Immunomodulatory treatment of interstitial lung disease.
van den Bosch L, Luppi F, Ferrara G, Mura M
Therapeutic advances in respiratory disease 2022; (16()):17534666221117002 doi:10.1177/17534666221117002.
PMID: 35938712
13
Psychological Distress and Quality of Life in Fibrotic Interstitial Lung Diseases: A Real-World Observational Study.
Moura MJ, Sousa M, Fernandes AL, et al.
Acta medica portuguesa 2026; (39(9)):539-543 doi:10.20344/amp.24629.
PMID: 42697868
14
Patients' perceptions and patient-reported outcomes in progressive-fibrosing interstitial lung diseases.
Swigris JJ, Brown KK, Abdulqawi R, et al.
European respiratory review : an official journal of the European Respiratory Society 2018; (27(150)) doi:10.1183/16000617.0075-2018.
PMID: 30578334
15
Patient-physician communication and shared decision-making in interstitial lung disease care: A mixed-method study based on a patient community survey.
Sugino K, Kinoshita Y, Fukai Y, et al.
Respiratory investigation 2026; (64(6)):101519 doi:10.1016/j.resinv.2026.101519.
PMID: 42766985
16
Fibrotic interstitial lung disease - palliative care needs: a World-Café qualitative study.
Cassidy N, Fox L, Love M, et al.
BMJ supportive & palliative care 2024; (14(e3)):e2649-e2656 doi:10.1136/bmjspcare-2021-003249.
PMID: 34635541
17
The Role of Palliative Care in Reducing Symptoms and Improving Quality of Life for Patients with Idiopathic Pulmonary Fibrosis: A Review.
Zou RH, Kass DJ, Gibson KF, Lindell KO
Pulmonary therapy 2020; (6(1)):35-46 doi:10.1007/s41030-019-00108-2.
PMID: 32048243
18
Palliative care in interstitial lung disease: living well.
Kreuter M, Bendstrup E, Russell AM, et al.
The Lancet. Respiratory medicine 2017; (5(12)):968-980 doi:10.1016/S2213-2600(17)30383-1.
PMID: 29033267
19
Consensus Document on the Multidisciplinary Management of Advanced-Stage Respiratory Diseases.
de Miguel-Díez J, Castillo-Padrós M, Figueira-Gonçalves JM, et al.
Archivos de bronconeumologia 2026; (62(7)):481-498 doi:10.1016/j.arbres.2026.01.014.
PMID: 41692675

This page explains monitoring and daily supportive care for autoimmune ILD for educational purposes only and does not replace medical advice. Ask your pulmonary and rheumatology team how often you need tests, oxygen, vaccines, or rehabilitation.

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