Decreased alertness is a state of reduced awareness.
A coma is a state of decreased alertness from which a patient cannot be awakened. A long-term coma is called a vegetative state.
See also:
Stuporous; Mental status - decreased; Loss of alertness; Decreased consciousness; Changes in consciousness; Obtundation; Coma; Unresponsiveness
Many conditions can cause decreased alertness, including:
Full Question:I have suffered from Migraines for about 15 yrs now, however, in the last month or more I have had about 7 episodes where I... Read more »
Full Question:I am a 49 year-old woman who has had migraines for the last fifteen years. I've been taking 500 mg. of Depakote and 50 mg... Read more »
Full Question: Hey, I've had migraines randomly since 5th grade. I'm 22 years old now in the military and they are more active than ever. I... Read more »
Full Question:I just wanted to know if migraines can cause blind spots to enlargen, and cause gradual blindness. The reason I ask Is... Read more »
Full Question: My son has been diagnosed with abdominal migraines. When he has a bad attack he looses the use of his legs temporarily... Read more »
Source: ADAM Encyclopedia
Migraine - classic; Headache - migraine with aura Treatment To learn what may be triggering your migraine headaches, keep a headache... Read more »
Statistically, most headaches and Migraine attacks are painful and disruptive, but not dangerous. Still, head pain can be a symptom of other... Read more »
Source: ADAM Encyclopedia
Anesthesia - consciousReferencesJagannath S, Baron TH, Anderson MA, et al. Sedation and anesthesia in GI endoscopy. Gastrointestinal Endoscopy. Aug... Read more »
Source: ADAM Encyclopedia
Anesthesia - consciousRisksConscious sedation is usually safe. However, if you are given too much of the medicine, problems with your breathing may... Read more »
Key Points: A Migraine-type defined by the presence of Migraine headache with neurological symptoms which begin either in the base of the brain... Read more »