Do you have a severe headache?

Do you know or think you have a fever?

Are you vomiting?

Do you think you are confused?

Are you having trouble staying awake or alert?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Do you have severe arm pain?

Have you had moderate arm pain for 2 days but no other symptoms?

Have you had arm pain that comes and goes for longer than 1 week?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Has numbness or tingling developed suddenly?

Do you have constant numbness or tingling in one arm or hand?

Is your numbness or tingling slowly getting worse?

Does numbness or tingling in one arm come and go?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Has weakness developed suddenly?

Do you have weakness or clumsiness in both arms or hands?

Do you have weakness in an arm and leg on the same side of your body?

Do you have constant weakness in one arm?

Is your arm weakness slowly getting worse?

Do you have ongoing arm weakness that has gotten worse since you have been checked by your doctor?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Do you have severe pain after an injury?

Do you have moderate pain after an injury but you do not have other symptoms?

Have you had mild pain for 2 to 3 days after an injury?

Do you have mild pain that has not improved after 1 week of home treatment?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Do you have new severe neck pain?

Do you have ongoing (chronic) pain that is getting worse?

Do you have moderate pain that has not improved after 2 days of home treatment?

Do you have mild pain that has not improved after 1 week of home treatment?

Have you had neck pain for 2 weeks or longer?

Have you had a stiff neck that causes mild pain with movement for 1 week or longer?

Have you had a stiff neck that keeps you from moving your neck normally for 1 week or longer?

Have you had a stiff neck without other symptoms for 2 weeks or longer?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

Has a lump formed rapidly in your neck or throat, but you are not having trouble breathing?

Are you having severe trouble swallowing but no trouble breathing?

Do you have a hard lump below your Adam's apple with pain or a feeling of fullness in your throat?

Do you have a hard lump below your Adam's apple with trouble swallowing?

Do you have a hard lump below your Adam's apple with unexplained hoarseness?

Do you have a lump below your Adam's apple and symptoms of hypothyroidism or hyperthyroidism?

Have you had a lump or swollen gland for 1 week or longer that is not getting smaller or less tender?

Have you had a lump or swollen gland for 1 week or longer that seems to be improving but has not gone away?

If you have answered "No" to the above questions, go back to Check Your Symptoms and continue to answer the questions to evaluate your symptoms.

You have answered "Yes" to a question that indicates you may need immediate care. Call your health professional now to discuss your symptoms and arrange for your care.

• Symptoms are likely to worsen without medical care.
• If you do not have a health professional, seek emergency care.
• Emergency transportation is not needed. However, if you are not able to travel safely either by driving yourself or having someone else drive you, call an ambulance.

You do not need to answer any of the other questions.

You have answered "Yes" to a question that indicates you need to call your health professional to discuss your symptoms and arrange for care.

• An appointment today is usually needed.
• Symptoms are unlikely to improve without medical care.

Return to the Check Your Symptoms section and answer the questions. You may need to see a health professional sooner if you have other more serious symptoms.

You have answered "Yes" to a question that indicates you may wait to see if your symptoms improve over the next 24 hours (or the specified time period). If symptoms improve, no appointment is needed.

• If symptoms do not improve after 24 hours (or the specified time period), an appointment within the next 24 hours is usually needed.
• If appropriate, try home treatment to relieve your symptoms.
• Check your symptoms in 24 hours, or sooner if there is any change.
• Call your health professional if symptoms get worse.

Return to the Check Your Symptoms section and answer the questions. You may need to see a health professional sooner if you have other more serious symptoms.