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    WebMD Symptom Checker

    Drooping eyelid and Enlarged (dilated) pupils

    WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms drooping eyelid and enlarged (dilated) pupils including Botulinum toxin (Botox) injection, Cocaine abuse, and Medication reaction or side-effect.

    There are 12 conditions associated with drooping eyelid and enlarged (dilated) pupils. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.

    • Botulinum toxin (Botox) injection

      Botulinum toxin side effects may include pain and tenderness at the injection site, headache, nausea and more.

    • Cocaine abuse

      Cocaine abuse occurs when a person continues using it despite the social and health problems caused by it.

    • Medication reaction or side-effect

      Medication side effects include nausea, vomiting, stomach upset, weakness, dizziness, seizures, and more.

    • Transient ischemic attack (mini-stroke)

      Transient ischemic attacks cause headache, numbness, tingling, or weakness in the face, arm, or leg, and more.

    • Stroke

      A stroke occurs when blood and oxygen to the brain are cut off, and causes numbness, confusion, and more.

    • Lazy eye

      Lazy eye occurs when the brain favors one eye over the other.

    • Myasthenia gravis

      Myasthenia gravis is caused by abnormal immune responses that weaken muscles, particularly of the face.

    • Horner's syndrome

      Horner syndrome is a rare condition that can cause a drooping eyelid, decreased sweating, and a small pupil.

    • Methamphetamine use

      Methamphetamine use causes increased blood pressure, rapid heart rate, enlarged pupils, sweating, and more.

    • Floppy eyelid syndrome

      With floppy eyelid syndrome one or both upper eyelids become droopy, rubbery, and flip inside out easily.

    • Brain tumor

      Primary brain tumors are often benign but can cause seizures, ongoing headaches, or loss of coordination.

    • Adie's pupil

      Adie's pupil is a rare disorder usually affecting only one eye, causing blurry or distorted vision in the eye.

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