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    WebMD Symptom Checker

    Loss of consciousness

    WebMD Symptom Checker helps you find the most common symptom combinations and medical conditions related to loss of consciousness.

    Click on the combination that matches your symptoms to find the conditions that may cause these problems.

    Or click on "See All Conditions" to see every condition related to loss of consciousness.
    See All Conditions

    Loss of consciousness Disorientation, Dizziness, Lightheadedness, Loss of consciousness
    Lightheadedness, Loss of consciousness Loss of consciousness, Lump or bulge, Memory problems, Mood swings
    Dizziness, Fainting, Lightheadedness, Loss of consciousness Lightheadedness, Loss of consciousness, Muscle weakness, Nausea or vomiting
    Fainting, Loss of consciousness Dizziness, Fever, Headache (worst ever), Loss of consciousness
    Blackouts (memory time loss), Loss of consciousness Loss of consciousness, Memory problems
    Dizziness, Loss of consciousness Fainting, Feeling faint, Loss of consciousness
    Headache, Loss of consciousness Fainting, Lightheadedness, Loss of consciousness
    Dizziness, Fainting, Headache, Loss of consciousness Headache, Lightheadedness, Loss of consciousness
    Loss of consciousness, Lump or bulge Headache, Headache (worst ever), Loss of consciousness
    Dizziness, Fainting, Loss of consciousness Blackouts (memory time loss), Headache, Loss of consciousness
    Headache (worst ever), Inability to move, Loss of consciousness, Muscle cramps or spasms (painful) Dizziness, Fainting, Feeling of not being able to get enough air, Loss of consciousness
    Loss of consciousness, Seizures (uncontrollable jerking of limbs) Feeling of being detached from reality, Impaired color vision, Lightheadedness, Loss of consciousness
    Loss of consciousness, Pain or discomfort Dizziness, Headache, Loss of consciousness
    Headache (worst ever), Loss of consciousness Anxiety, Early morning waking, Fainting, Loss of consciousness
    Hallucinations, Headache, Hearing voices, Loss of consciousness Dizziness, Headache (worst ever), Lightheadedness, Loss of consciousness
    Dizziness, Headache, Lightheadedness, Loss of consciousness Difficult to wake from sleep, Difficulty staying awake during day, Headache, Loss of consciousness
    Dizziness, Lightheadedness, Loss of consciousness Lightheadedness, Loss of consciousness, Numbness or tingling (Upper arm (bicep)), Numbness or tingling (Knee (patella))
    Loss of consciousness, Pressure or heaviness Hair loss, Hallucinations, Loss of consciousness, Memory problems
    Frightening dreams, Frightening thoughts, Lightheadedness, Loss of consciousness Blackouts (memory time loss), Fainting, Forgetfulness, Loss of consciousness
    Loss of consciousness, Nausea or vomiting Fainting, Feeling of not being able to get enough air, Hyperventilating (rapid/deep breathing), Loss of consciousness
    Hearing voices, Impaired judgement, Lack of emotion, Loss of consciousness Loss of consciousness, Numbness or tingling
    Dizziness, Drowsiness, Headache, Loss of consciousness Lack of motivation, Loss of consciousness
    Dizziness, Fainting, Forgetfulness, Loss of consciousness Fainting, Lightheadedness, Loss of consciousness, Spinning sensation
    Lightheadedness, Loss of consciousness, Spinning sensation Drinking excessive fluids, Lightheadedness, Loss of consciousness, Memory problems
    Feeling faint, Loss of consciousness Fainting, Headache (worst ever), Lightheadedness, Loss of consciousness
    Loss of consciousness, Spinning sensation
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