Have a symptom?
See what questions
a doctor would ask.
Symptoms » Loss of consciousness

Loss of consciousness

Contents for Syncope
  1. Introduction: Syncope
  2. Causes (2084 conditions)
  3. Causes of Types
  4. Drug causes (64 listings)
  5. Drug interaction causes (191 listings)
  6. News (45 listings)


Loss of consciousness: Loss of consciousness is listed as an alternate name or description for symptom:

Causes of Syncope (Loss of consciousness): See detailed list of causes below.

Syncope (medical symptom): Loss or interruption of consciousness.

Introduction: Loss of consciousness

Syncope (medical symptom): Syncope means loss of consciousness such as fainting. The term "dizziness" is often used for milder feelings of lightheadedness that often precede a fainting episode. The vague word "dizziness" needs to be distinguished from symptoms such as balance difficulty, vertigo, fainting, or general weakness. True dizziness is a lightheadedness or a sensation that you are about to faint. Any faintness or dizziness symptom needs prompt professional medical advice.

Article Excerpts for Loss of consciousness:

Syncope (medical symptom): Syncope is the temporary loss of consciousness due to a sudden decline in blood flow to the brain. It may be caused by an irregular cardiac rate or rhythm or by changes of blood volume or distribution. Syncope can occur in otherwise healthy people. The patient feels faint, dizzy, or lightheaded (presyncope), or loses consciousness (syncope). (Source: excerpt from NINDS Syncope Information Page: NINDS)

Causes of Syncope (Loss of consciousness)

The list of medical condition causes of Syncope (Loss of consciousness) includes:

All 2084 causes of Syncope

More Specific Symptoms for Loss of consciousness:

Review the causes of the following types of more specific symptoms for Loss of consciousness:

Related Symptoms for Loss of consciousness

Research the causes of these related symptoms that are similar to, or related to, the symptom Loss of consciousness:

Broader Symptom Types for Loss of consciousness:

Research the causes of these symptoms that are more broader types of symptom than Loss of consciousness:

More Symptom Information for Loss of consciousness

For a medical symptom description of 'Loss of consciousness', the following symptom information may be relevant to the symptoms: Syncope (symptom). However, note that other causes of the symptom 'Loss of consciousness' may be possible.

More information on symptom: Syncope:

Loss of consciousness: Related Medical Topics

Research related medical symptoms or conditions such as:


By using this site you agree to our Terms of Use. Information provided on this site is for informational purposes only; it is not intended as a substitute for advice from your own medical team. The information on this site is not to be used for diagnosing or treating any health concerns you may have - please contact your physician or health care professional for all your medical needs. Please see our Terms of Use.

Home | Symptoms | Diseases | Diagnosis | Videos | Tools | Forum | About Us | Terms of Use | Privacy Policy | Site Map | Advertise