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May 25, 2024 · In some situations, a medically induced coma may help prevent brain damage, improving the chances of survival and reducing the likelihood of long-term disability. This article describes the causes of coma, rating scales, and what to expect if your loved one has been diagnosed with a coma.
- What Is Consciousness?
- Altered Level of Consciousness
- Measuring Levels of Consciousness
- Summary
Medical definitions say a normal LOC means you're either awake or can be readily awakened from normal sleep. Terms include: 1. Consciousness: A state in which you're awake, aware, alert, and responsive to stimuli 2. Unconsciousness: A state in which you have a deficit in awareness and responsiveness to stimuli (touch, light, sound) Sleeping isn't c...
Altered or abnormal levels of consciousness are states in which you either have decreased cognitive function or can't be easily aroused. Most medical conditions affect the brain and impair consciousness when they become serious or life-threatening. An altered LOC usually signals a serious medical problem. Often, an altered LOC can deteriorate rapid...
Levels of consciousness can be subdivided into levels that further clarify your degree of unresponsiveness. That helps improve communication among healthcare providers and aids in research. Several systems have been developed to standardize these classifications. The most common classification systems are: 1. Grady Coma Scale: Grades a coma from I ...
Levels of consciousness range from normal alertness and attention to many altered states. It starts with confusion and delirium to stupor and coma. The same conditions may cause a milder state of altered LOC that can cause more severe states. Sometimes, you may start with a mild state and rapidly progress through to a higher stage. Coma scales can ...
- Angela Morrow, RN
Apr 24, 2023 · A coma is a deep state of unconsciousness that can result from an injury or illness. In some cases, it lasts for just a few days, but in others, the person does not wake up.
Jan 10, 2024 · A coma is a prolonged state of unconsciousness. It is caused by an injury to the brain that can be due to increased pressure, bleeding, loss of oxygen, or buildup of toxins. The injury can be ...
Dec 14, 2022 · Coma is a state of prolonged loss of consciousness. It can have a variety of causes, including traumatic head injury, stroke, brain tumor, or drug or alcohol intoxication. A coma may even be caused by an underlying illness, such as diabetes or an infection. Coma is a medical emergency.
In the initial assessment of coma, it is common to gauge the level of consciousness on the AVPU (alert, vocal stimuli, painful stimuli, unresponsive) scale by spontaneously exhibiting actions and, assessing the patient's response to vocal and painful stimuli.
Decreased or impaired consciousness or alertness refers to decreased responsiveness to external stimuli. Severe impairment includes. Coma: The patient cannot be aroused, and the eyes are closed and do not open in response to any stimulation. Stupor: The patient can be awakened only by vigorous physical stimulation.
