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, loss of consciousness, or choking that blocks the airway.
Sudden facial drooping, arm weakness, or speech difficulty also needs emergency assessment for a possible stroke, even if you have MND.
And for anyone, someone who:
If you already have MND, contact your care team promptly about increasing breathlessness, morning headaches, poor sleep, weight loss, repeated coughing during meals, or difficulty clearing mucus.
These may require an earlier breathing or swallowing assessment.
Seek urgent medical help for:
And for anyone, someone who:
Arrange a routine medical appointment if you develop unexplained weakness, muscle wasting, persistent speech changes, repeated tripping, or swallowing problems.
These symptoms often have causes other than MND, but they should be assessed.
Every sign above is quoted from the sofidex article on Motor neuron disease. If you are not sure, err upward — it is always reasonable to be checked.