Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Call emergency services for severe difficulty breathing, blue or grey lips, confusion, fainting, crushing chest pain, or an inability to speak in full sentences.
And for anyone, someone who:
If you already have ILD, contact your healthcare team promptly if your symptoms are worsening faster than usual, your oxygen readings are repeatedly below the range in your care plan, or treatment side effects are difficult to manage.
Seek urgent same-day medical care for new or rapidly increasing breathlessness, fever with worsening respiratory symptoms, coughing up blood, new leg swelling, or chest discomfort.
Sudden major worsening should not wait for a routine ILD appointment.
Arrange a routine appointment if you develop a persistent dry cough, gradually worsening breathlessness, or a steady drop in how far you can walk.
These symptoms have many possible causes, but they deserve assessment.
Every sign above is quoted from the sofidex article on Interstitial lung disease. If you are not sure, err upward — it is always reasonable to be checked.