Unconsciousness Causes & Reasons

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Unconsciousness Symptom Checker: Possible causes include Hypoglycemia. Check the full list of possible causes and conditions now! Talk to our Chatbot to narrow down your search.

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Possible Causes

Hypoglycemia

Severe symptoms can include impaired vision, confusion, seizures, and unconsciousness. [web.archive.org]

A 53-year-old woman fell unconscious during postprandial exercises. [ncbi.nlm.nih.gov]

He became unconscious and exhibited a blood glucose level below 10 mg/dL. [ncbi.nlm.nih.gov]

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Acute Alcohol Intoxication

Coding Clinic, 3Q 1996 provides some direction regarding an unconscious patient in a coma due to alcohol as a Toxic effect of alcohol 980.0. [supercoder.com]

When the vital centers have been depressed enough by alcohol, unconsciousness occurs. [mtholyoke.edu]

[…] identifying oneself to others; obnoxious or unruly Consumed—or chugged—a large quantity of alcohol, or ingested other sedating or tranquilizing drugs Repeated episodes of vomiting Unconscious [mcwell.nd.edu]

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Anemia

This can lead to symptoms such as fatigue, shortness of breath, and even unconsciousness if your anemia is severe. [verywellhealth.com]

Myxedema coma causes a low body temperature and blood pressure, in addition to a loss of consciousness. [verywell.com]

Gonzalez-Huix, F, Fernandez-Banares, F, Esteve-Comas, M et al. ( 1993 ) Enteral versus parenteral nutrition as adjunct therapy in acute ulcerative colitis. [doi.org]

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Head Trauma

Depending on the length of time in coma, these patients tend to have more serious physical deficits. [headway.org.uk]

An adult male had an accidental fall which rendered him unconscious. This was followed by diplopia and restricted ocular motility. [ncbi.nlm.nih.gov]

The Glasgow Coma Scale (GCS) is a tool for measuring degree of unconsciousness and is thus a useful tool for determining severity of injury. [en.wikipedia.org]

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Brain Concussion

A severe traumatic brain injury involves an unconscious state or coma that lasts days, weeks, months, or even years. [braininjury-explanation.com]

Concussion can lead to some or all of the following symptoms: a short period of unconsciousness (30 minutes or less), confusion, dizziness, amnesia (generally lasting less [brainfoundation.org.au]

A brief unconsciousness is often associated with this, although the latest reports tell us that unconsciousness does not always occur. [braininjury-explanation.com]

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Chronic Alcoholism

The police report says a Lyft driver had found me lying face down in the road with my shoes being knocked twenty feet from my unconscious body. [reddit.com]

Monitoring and special care may be needed if the person is: In a coma Lethargic Unconscious Vitamin B1 is usually given by injection into a vein or a muscle as soon as possible [medlineplus.gov]

However, the drug’s true nature eventually exerts itself, and the body slips toward sleepiness and unconsciousness. Such is also the case with eating and nutrition. [crchealth.com]

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Traumatic Brain Injury

a state in which an individual is totally unconscious, unresponsive, unaware, and unarousable; vegetative state, in which an individual is unconscious and unaware of his [ninds.nih.gov]

Depending on the length of time in coma, these patients tend to have more serious physical deficits. [headway.org.uk]

More serious head injuries may result in stupor, an unresponsive state, but one in which an individual can be aroused briefly by a strong stimulus, such as sharp pain; coma [ninds.nih.gov]

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Vasovagal Syncope

We need to be aware of unconsciousness because of phobia when trying to insert contact lenses. [ncbi.nlm.nih.gov]

When the blood flow to your brain decreases you will most likely become faint or dizzy and you can become unconscious. [gazettereview.com]

This results in a sudden loss of blood flow to the brain, which leads to equally sudden unconsciousness. [buoyhealth.com]

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Cardiac Arrhythmia

The majority of patients was unconscious of the whole procedure and did not recollect experiencing pain. [ncbi.nlm.nih.gov]

Ventricular fibrillation – This causes absent pulse, unconsciousness and death. [2minutemedicine.com]

Ventricular fibrillation - This causes absent pulse, unconsciousness and death. [drugs.com]

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Alcohol Abuse

Binge drinking also causes other dangerous health issues, including vomiting (which puts you at risk for choking), seizures, dehydration, and unconsciousness. [everydayhealth.com]

Anemia (loss of red blood cells) Coma Blackouts (memory lapses, where the drinker cannot remember events that occurred while under the influence) Long-term effects of alcohol [drugfreeworld.org]

[…] to interfere with the body's automatic functions, such as: breathing heart rate gag reflex, which prevents you choking Alcohol poisoning can cause a person to fall into a coma [nhs.uk]

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Hypertension

Many Asians, including Filipino Americans, either unconsciously or consciously conceal the experience and expression of their emotions, finding it more acceptable to express [geriatrics.stanford.edu]

The autonomic nervous system is the part of the unconscious nervous system of the body that controls heart rate, breathing rate, and other basic functions. [emedicinehealth.com]

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Syncope

Person passed out on sidewalk, unconscious - NYC - 2008 Law and medicine[edit] In jurisprudence, unconsciousness may entitle the criminal defendant to the defense of automatism [en.wikipedia.org]

The most common symptoms include: Unconsciousness Dizziness Pallor In some cases, unconsciousness is accompanied by myocloni 4.1 Prodromes Nausea Vomiting abdominal sensation [flexikon.doccheck.com]

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Stroke

[…] understanding speech; difficulty seeing with one or both eyes; difficulty walking, dizziness, loss of balance or coordination; severe headache with no known cause; fainting or unconsciousness [who.int]

* An episode of unconsciousness or convulsions. [curlie.org]

Symptoms may include: Change in alertness (including sleepiness, unconsciousness, and coma) Changes in hearing or taste Changes that affect touch and the ability to feel pain [nlm.nih.gov]

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Acute Renal Failure

A 33 year-old male was found unconscious in a bathroom equipped with a propane-gas heater. The duration of exposure to carbon monoxide was unknown. [ncbi.nlm.nih.gov]

This can cause both neurological and cardiac complications, such as seizures, coma, arrhythmia and hypotension, according to the American Academy of Family Physicians. [livestrong.com]

Additionally, you may have shortness of breath, nausea, fatigue, drowsiness, chest pain, chest pressure, seizures and even coma in severe cases. [worldpulse.com]

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Liver Cirrhosis

Coma is an unconscious, sleeplike state from which a person cannot be aroused. [web.archive.org]

Complications at this stage include coma, kidney failure, jaundice, infection, and hemorrhages. [britannica.com]

[…] appearance of symptoms: liver cirrhosis resulting in obvious symptoms such as jaundice, ascites (accumulation of fluid in the abdomen), and hepatic encephalopathy (confusion and coma [otsuka.co.jp]

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Hyponatremia

At the 4th day of this cycle, he developed convulsions accompanied by unconsciousness after severe malaise. [tandfonline.com]

As blood salt levels drop even lower, the person becomes confused, develops seizures and falls unconscious. [drmirkin.com]

When an unconscious person enters a hospital, the hospital utilizes a series of diagnostic steps to identify the cause of unconsciousness. [en.wikipedia.org]

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Skull Fracture

High School Baseball Player in Coma after Line Drive Hit. NBC Bay Area. Mueller, F., and Cantu, R. (August 19, 2008). [sportsmd.com]

“I was unconscious for two minutes before the ambulance came. I spent a couple of nights in the hospital.” [golf.com]

These steps include: • Contacting emergency medical services (EMS) with exact location, type of injury, age of athlete, and status of the athlete (unconscious, breathing, [sportsmd.com]

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Moderate and Severe Traumatic Brain Injury

The term 'Coma' is often used to describe longer periods of unconsciousness. [headway.org.uk]

A severe TBI can lead to a minimally responsive state, vegetative state, coma, or death. [greylaw.com]

Severe Traumatic Brain Injury A severe traumatic brain injury usually involves a prolonged unconscious state or coma that lasts days, weeks, or months. [paterehab.com]

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Opiate Overdose

Effects include: euphoria, drowsiness/respiratory depression and arrest, nausea, confusion, constipation, sedation, unconsciousness, coma, tolerance and addiction. [columbus.gov]

Fact #1: The Symptoms When you are overwhelmed by opiate overdose unconsciousness, seizure, cardiac arrest or coma can result. [thecanyonmalibu.com]

When officers arrived they found a 39-year-old woman, a 43-year-old woman and a 46-year-old man unconscious inside the home. [longisland.news12.com]

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Generalized Tonic-Clonic Seizure

[…] seizure gradually give way to clonic convulsive movements occurring bilaterally and synchronously before slowing and eventually stopping, followed by a variable period of unconsciousness [medical-dictionary.thefreedictionary.com]

At the start of the seizure: the person becomes unconscious their body goes stiff and if they are standing up they usually fall backwards they may cry out they may bite their [epilepsysociety.org.uk]

Your doctor will likely need to speak to a witness who has seen your seizures, as people tend to go unconscious during grand mal seizures. [cedars-sinai.edu]

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Status Epilepticus

A 33-month-old girl presented with fever and seizure followed by unconsciousness for 6 hours. [ncbi.nlm.nih.gov]

On the second day of anti-tuberculosis treatment, she became unconscious and developed status epilepticus accompanied by hyponatremia. [ncbi.nlm.nih.gov]

Accordingly, we recommend consideration of NCSE in any unconscious patient whose presentation cannot be explained by other disorders. [ncbi.nlm.nih.gov]

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Neurotic Disorder

[…] and has enhanced the understanding of the role of unconscious conflict in the formation of psychological symptoms. [enotes.com]

When our apprehension does not appear connected to a specific thing or circumstance, is unidentifiable, unknown, or unconscious, we call it anxiety. [drgeorgesimon.com]

Freudian Repression, the Unconscious, and the Dynamics of Inhibition. London: Karnac, 2012. Print. Bowlby, Rachel. [enotes.com]

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Bruxism

The habit is often unconscious. [medical-dictionary.thefreedictionary.com]

Teeth grinding and jaw clenching happen unconsciously, whether you're awake or asleep. As the action is controlled by your unconscious. [hypnotherapy-directory.org.uk]

[…] brux·ism \ ˈbrək-ˌsi-zəm \ : the habit of unconsciously gritting or grinding the teeth especially in situations of stress or during sleep Examples of bruxism in a Sentence [merriam-webster.com]

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Hypoxia

When hypoxia lasts for longer periods of time, it can cause coma, seizures, and even brain death. [my.clevelandclinic.org]

Most people who make a full recovery were only briefly unconscious. [medlineplus.gov]

Most people who make a full recovery have only been briefly unconscious. [my.clevelandclinic.org]

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Intracranial Hemorrhage

Additional, unfavorable prognostic factors are unconsciousness upon admission, scores 3 on the Glasgow Coma Scale, hydrocephalus, hypertension and old age. [symptoma.com]

Upon observing the general signs and symptoms of ICH such as vomiting, seizure, unconsciousness, and headache, appropriate replacement therapies and cranial ultrasound scans [ncbi.nlm.nih.gov]

Prolonged periods of unconsciousness (often defined as greater than 6 hours in duration) may be referred to as post-traumatic coma (coma, post-head injury). [icd9data.com]

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Hypotension

Tell your family members to call an ambulance if you become unconscious. Ask them to learn CPR. Follow-up care Make a follow-up appointment as directed. [saintlukeshealthsystem.org]

If low blood pressure causes a person to pass out (become unconscious), seek treatment right away. Or, call the local emergency number such as 911. [nlm.nih.gov]

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Diabetes Mellitus

[…] nonketotic coma in which extreme hyperglycemia and dehydration alone are sufficient to cause unconsciousness. [nhp.gov.in]

Untreated hypoglycemia can result in unconsciousness, coma or death. [ada.org]

Diabetic coma[edit] Diabetic coma is a medical emergency[7] in which a person with diabetes mellitus is comatose (unconscious) because of one of the acute complications of [en.wikipedia.org]

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Epilepsy

At 14 years old, she experienced an aggravated seizure, manifesting as unconsciousness, hyperventilation, and urinary incontinence. [ncbi.nlm.nih.gov]

Repeated unconsciousness and bilateral limb weakness lasted for 3 years. Myoclonic-atonic epilepsy. [ncbi.nlm.nih.gov]

The term "complex" is used by doctors to describe a person who is between being fully alert and unconscious. [emedicinehealth.com]

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Benzodiazepine Overdose

A magnetic resonance imaging (MRI) of the brain is a necessity if the patient appears unconscious, comatose and with a possible risk of acidosis. [symptoma.com]

[…] benzodiazepine overdoses are known to be safe and nonfatal without coingestions, morbidity or mortality after benzodiazepine overdose is closely related with the duration of unconsciousness [ncbi.nlm.nih.gov]

A 67-year-old woman came to our hospital unconscious 19.5 hours after clonazepam overdose, due to delayed detection. [jstage.jst.go.jp]

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Acidosis

As the acid level goes up these symptoms progress to stupor, unconsciousness, coma, and death. [medical-dictionary.thefreedictionary.com]

Some symptoms of alkalosis include cognitive impairment (which can progress to unconsciousness), tingling or numbness in the extremities, muscle twitching and spasm, and nausea [courses.lumenlearning.com]

Eventually, in severe cases, heart problems may develop and blood pressure can fall, leading to shock, coma, and death. [merckmanuals.com]

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