Though, interestingly enough, the underlying skin can still provide a fingerprint for the examiners. Which is correct poinsettia or poinsettia? Some examples include antibiotic, antiviral, and steroid eye drops. Most eye bleeding is harmless and caused by a small broken blood vessel in the outer part of the eye. These cookies will be stored in your browser only with your consent. A brain hemorrhage is a type of stroke caused when an artery bursts in the brain, causing localized bleeding in the surrounding tissue. Bleeding from any part of the mouth can be due to trauma, from teeth and gums, from polyps in nose, tumours from gums and tongue, and post operative bleeding from nasal surgery and. Fragile vessels nourish the conjunctiva, the transparent tissue lining the. Gharaibeh A, et al. How do I choose between my boyfriend and my best friend? These include: Straining (during coughing, sneezing, vomiting, or while using the toilet) Injury to the head or eye, including infection. [Image: The Death Bed; Kathleen Walne]. Usually less than one drop of blood is involved. There are several conditions that may cause both. (The same is true of humans.) Heat speeds up the process, while the cooling of the body can slow putrefaction, and freezing can stop it entirely. The distribution of postmortem cutaneous hemorrhage is in areas of livor and is not seen in areas uninvolved by lividity (Fig. This is a rare condition known as haemolacria. [Image: Young woman on her death bed; Anonymous, Flemish School], Everyone has either heard of rigor mortis or has found a dead pet with rigor mortis. From the moment of death, physical changes will start to take place: Within one hour: Primary flaccidity (relaxation of muscles) will occur almost immediately followed by pallor mortis (paling of the skin). This is bleeding under the skull in the brain that forms a clot. What happens to a persons eyes after death? If an individual dies in a hotter climate, like Texas or Mexico, the purge fluid can be seen in less than 24 hours. Whether or not a person needs treatment will depend on the cause of the eye bleed. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Blood that has been converted from a liquid to a solid state. Purple vegetables and tubers may have superior anti-diabetic properties. If you have an underlying condition, such as high blood pressure, your doctor will prescribe medications to manage it. Mayo Clinic does not endorse companies or products. Signs of a stroke include difficulty walking, weakness, falling to one side, paralysis of one side of the body, and . Herpes sores blister, then burst, scab and heal. These hemorrhages can be extensive (Fig. They then shined a bright light onto this muscle and measured any contraction. [Image: Ria Munk on her Deathbed; Gustav Klimt], Also known as the death chill, it reduces body temperature following death. Symptoms and signs include blood in the white of the eye and a sense of fullness under the . 2013;90(6):e161-6. He is an active member of the American Optometric Association. Headache or dizziness. Products & Services A brown spot on your eye might also be known as an eye freckle. Take this quiz to learn about this rare blood disorder. Open postmortem injuries (e.g. The following actions may cause a small blood vessel to rupture in your eye: In some cases, a subconjunctival hemorrhage may result from an eye injury, including: Risk factors for a subconjunctival hemorrhage include: Health complications from a subconjunctival hemorrhage are rare. Internal bleeding can have different causes, including trauma, clotting factors, and medications. Budd-Chiari syndrome is a very rare condition, affecting one in a million adults. Bleeding can come from damage to the ear canal skin, ruptured eardrum, especially if there is a foreign object in the ear -, or an infection from the middle ear. Contusions may occur with skull fractures or other blood clots such as a subdural or epidural hematoma. We avoid using tertiary references. It usually doesnt cause pain or affect your vision. 9th ed. (2013). 7 What happens when blood gets trapped in your eye? Postmortem orbital petechiae, resulting from the prone head-down position. If the pupil constricts, the brain is OK, because in mammals, the brain controls the pupil. Rupture of capillaries is manifest as petechiae ( Tardieu spots ). Accessed July 28, 2021. Our website is not intended to be a substitute for professional medical advice, diagnosis, or treatment. This is the change that people report. Didn't find the answer you were looking for? Ophthalmic Plast Reconstr Surg. We disclaim all responsibility for the professional qualifications and licensing of, and services provided by, any physician or other health providers posting on or otherwise referred to on this Site and/or any Third Party Site. If left untreated, complications from a traumatic hyphema can cause permanent loss of vision. Basketball. Traumatic SCH can occur due to local mild trauma, such as rubbing the eye. These blood vessels include arteries, veins, and capillaries. Each eyelid normally has one punctum situated along its margin in the region of its nasal area. This kind of eye bleeding is common. Although it rarely causes pain to the patient, family members often find the sound unsettling and disturbing. 1996-2022 MedicineNet, Inc. All rights reserved. A similar feces-mixed fluid will also emerge from the rectum. The pharmaceutical industry discovers, develops, produces, and markets drugs or pharmaceutical drugs for use as medications to be administered to patients (or self-administered), with the aim to cure them, vaccinate them, or alleviate symptoms. nonsteroidal anti-inflammatory drugs (NSAIDs). It's usually in the vulva or vagina. Trauma, such as a foreign object injuring your eye, Certain blood-thinning medications, such as warfarin (Coumadin, Jantoven) and aspirin. Its usually harmless and clears up in about 1 week. It was basically a case of a kind of haemorrhage which occurred unexpected while he was asleep and my mom could only notice him snoring too loud a few times before he stopped breathing. These Tips to Self-Care May Help. Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Most of the appearance of a dead body over time is due to putrefaction: bloating, green discoloration of the abdomen, skin slippage, and loss of hair and nails. Calves are also noticed to have a high fever. Tarlan B, et al. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. When mottling reaches the upper thighs, death is imminent. It works in a head-to-toe fashion. Treatment of internal bleeding depends on the cause of the bleeding. Eye bleeds can be harmless, but sometimes, they may indicate an underlying issue. Damaged and broken blood vessels and other complications can cause bleeding inside the eyeball. Learn how we can help Bleeding in the eye can happen for several reasons. A hyphema typically occurs due to a traumatic injury to the eye. Nose and mouth suggest something from the chest cavity. There are two categories of SCH: traumatic and spontaneous. Summary. Without oxygen, the cells in the organs begin to die, then the organs die, and finally, the individual dies. We spoke at around 11 pm and I received a call from an uncle at around 3 pm that my father passed away of a cardiac arrest. All the causes mentioned above of blood in the eye are a good way to know the answers to why blood clot in eye. Pink eye makes the conjunctiva swollen and tender. A doctor may prescribe eye drops as needed for eye bleeding: You may need to wear a special shield or eye patch to protect your eye while the eye bleeding heals. There are other scenariosa bleed-out, for instance. Sort of. Most of the time, you will not have blood leaking from your eye. Press ESC to cancel. You may opt-out of email communications at any time by clicking on But this is relatively rare. Follow us onTwitter or subscribe to our email list Tag: blood condition COVID-19 vaccine low platelets pfizer Side effects thrombocytopenia However, it does not occur in areas of the body touching the ground or receiving pressure because the capillaries are compressed this is similar to pressing your finger on your arm for a couple of seconds and observing your fingerprint in white for about three seconds. The symptoms can come on quickly and cause sudden cat death. Each punctum has a small tube, or canaliculus, that leads to the nasolacrimal sac. Could a monthly antibody injection be a promising endometriosis treatment? What Is Dacryocystitis (Tear Duct Infection)? If you are a Mayo Clinic patient, this could Your only discomfort may be a scratchy feeling on the surface of the eye. You may notice the resorbing blood turning red to brown and then yellow as the hemoglobin in the red blood cells metabolizes. You'll soon start receiving the latest Mayo Clinic health information you requested in your inbox. It is important to known which part of the ear is bleeding because the location is a tell for the cause. Sometimes infection, inflammation, or laceration can cause bleeding of the . Begin typing your search term above and press enter to search. Medical interventions for traumatic hyphema. Elsevier; 2020. https://www.clinicalkey.com. Traumatic brain injury results from sudden trauma to the head. MedicineNet does not provide medical advice, diagnosis or treatment. A broken blood vessel in the eye may look alarming, but it's usually harmless. Blood is critical for maintaining circulation, pH levels, adequate tissue oxygenation, and waste removal in the body. A month after death, the hair, nails and teeth will fall out. Death just became even more scary: scientists say people are aware theyre dead because their consciousness continues to work after the body has stopped showing signs of life. A hyphema is bleeding inside the eye between the clear cornea and the colored iris. However, heavy blood loss can lead to: Normally with an injury, the body initiates a clotting process to stop the bleeding. See your eye doctor to check the eye bleeding and your eye health. Sports that cause hyphema include: Baseball. There are three main types of eye bleeding. A cold bathroom floor would cause much quicker cooling than found in someone who dies outside in 95-degree weather. This photo contains content that some people may find graphic or disturbing. doi:10.3889/oamjms.2017.111. Even a strong sneeze or cough can cause a blood vessel to break in the eye. -Hard to breathe all day. A subconjunctival hemorrhage is bleeding under the eye's conjunctiva. These cookies ensure basic functionalities and security features of the website, anonymously. Terms of Use. This cookie is set by GDPR Cookie Consent plugin. How Viagra became a new 'tool' for young men, Ankylosing Spondylitis Pain: Fact or Fiction, https://www.ncbi.nlm.nih.gov/books/NBK551666/, https://www.ncbi.nlm.nih.gov/books/NBK559131/, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5710052/, https://www.sciencedirect.com/science/article/abs/pii/S000841820080126X, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5395993/, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3702240/, https://www.ncbi.nlm.nih.gov/books/NBK539774/, https://www.aao.org/eye-health/diseases/what-is-hyphema, Common sweetener erythritol tied to higher risk of stroke and heart attack, Skipping breakfast and fasting may compromise the immune system. Sudden death in a single animal or group of animals close to a fence, tree(s) or water; There may also be: Signs of struggle; Bleeding from the nose, mouth and eyes; Burns or singing of the hair, nose or feet. Analytical cookies are used to understand how visitors interact with the website. In: Conn's Current Therapy 2020. 5). This can be caused by disorders including physical trauma, high blood pressure, diabetes, and congenital predisposition, and the treatment plans can be as varied as the reasons. Necessary cookies are absolutely essential for the website to function properly. The majority of tears that contain blood are caused by the following conditions: Conjunctival injury: The conjunctiva is a clear tissue membrane that lies on top of the sclera, the white part of the eye. Postmortem head trauma can result in periorbital hematoma and is enhanced by lividity (39). Maybe thats why brown eyes may look more bluish in color. Pain or irritation in the eye, which may cause the cat to squint or close the affected eye; Blindness or decreased vision in affected eye; Top. Hyphemas and more serious eye bleeding may need direct treatment. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. How to Attract Men: Dating Advice for Women, Treating Social Phobias and Social Anxiety. Why did person bleed from eyes, ears and mouth? As I saw him on the deathbed, he bled from the nose profusely which was quite contrary to a cardiac arrest wherein the blood supply comes to a complete halt. Pink eye, or conjunctivitis, is a very common and very contagious eye condition in children and adults. What happens when cells no longer divide and ATP (energy carriers in cells) is no longer available? Autolysis is the process by which digestive enzymes within the body cells break down carbohydrates and proteins. Hemorrhagic shock can cause death despite medical treatment due to heavy blood loss in a very short period of timemore than 30% of total blood volumedue to a combination of factors: Additionally, severe hemorrhage can trigger catastrophic multiorgan dysfunction by mechanisms that include: Hemorrhage is defined as loss of blood from a damaged blood vessel. Subconjunctival hemorrhages. DYSPNEA (symptoms of the last 10 days) Hemorrhage causes death by interrupting blood flow to the brain or heartresulting in oxygen deprivation that damages the ability of surrounding nerve cells to function, which eventually causes cell death. Patients in hospice centers may not have an appetite for several days before death and, thus, will probably not defecate upon their death beds (no pun intended). 2005-2023 Healthline Media a Red Ventures Company. Treatment depends upon the cause, location, and size of the brain hemorrhage. information and will only use or disclose that information as set forth in our notice of Only an autopsy will determine the cause of death. These will vary from person to person, but in general many people with experience an overly watery eye. fully explain for you, but an overdose of prescription blood Some medical conditions that can cause bleeding in the eye include: hypertension, or high blood pressure diabetes high cholesterol anemia hemochromatosis, which is a condition that causes. Can diet help improve depression symptoms? A hyphema is a less common but more serious condition. I'm not a medical expert so you might need a follow up answer to Lactulose cannot, by itself, cause bleeding. Our website services, content, and products are for informational purposes only. Read more below to learn what you should do at home for mild cases, what the major . Learn about possible causes, available treatments, and ways to prevent eye pain. In: Kanski's Clinical Ophthalmology: A Systematic Approach. Clinical signs in calves include bleeding from apparently intact skin and also from injection and ear tagging sites together with signs of bleeding from visible mucous membranes, nose and rectum. Because there is a greater skin deposition of fat in women, they tend to bruise more easily than do men. The clear outer surface of your eye is called the conjunctiva. Difficulty in moving a joint. Two minutes after the heart stops beating, the person is still aware. Some events and conditions can cause blood vessels on the eye to break. Accessed July 28, 2021. Troy L. Bedinghaus, OD, board-certified optometric physician, owns Lakewood Family Eye Care in Florida. doi:10.1097/IOP.0b013e31829f3a73, Dillivan KM. Common causes of acute hemorrhage can include trauma (such as a gunshot wound or a bowel rupture), gastrointestinal bleeding, childbirth, or a serious medical condition such as a tumor or liver failure. Any use of this site constitutes your agreement to the Terms and Conditions and Privacy Policy linked below. Bleeding from the ear is hard to ignore. [Image: Still Life with a Skull and a Writing Quill; Pieter Claesz], There are two main ways the body decomposes: Autolysis and Putrefaction. Why Do Older Eyes Seem to Produce More Tears? The cornea of the eye dries out after death becoming a milky or hazy color about 8-10 hours after death. Blood in the tears is a rare condition known as haemolacria. The human body is such a complex and interesting series of energy give and take. If you want an example, but want to avoid staring into the eyes of a dead person (which is not very pleasant), look at the eyes of a dead fish. Learn about risk factors and treatment. A subconjunctival hemorrhage often occurs without any obvious harm to your eye. Trauma to your eye usually a sports injury is the most common cause. [Image: Death of Pierrot; Aubrey Beardsley], Tache noire, literally meaning black spot, is a dark, reddish-brown strip that will form horizontally across the eyeball. other information we have about you. This site complies with the HONcode standard for trustworthy health information: verify here. Bleeding that occurs inside the brain itself (also called intraparenchymal hemorrhage) can sometimes occur spontaneously. Retinopathy with sickle cell disease. This is a defensive mechanism to prevent predators from spotting them in a vulnerable state. It's hemotoxic, meaning that it destroys red blood cells, disrupts the clotting process and causes tissue and organ degeneration. What causes bleeding in the corner of the eye? "I do not even know if such an ethnic group as the Russian people will be able to survive in the form in which it exists today," he said, while also suggesting the West is eyeing Russia's abundant resources, and seeks to obtain and divide them. However, the pupils dilate on death and if you look into the (now very large) pupils a few hours after death, you will notice a distictive blue-white haze. The finding of neck hemorrhage is not exclusive to drowning and is found in any situation in which lividity occurs in a body that is prone or head-down (see Chapter 3, Subheading 1.4.; Chapter 5, Heading 12.). There is usually no obvious cause for a subconjunctival hemorrhage, but it may be caused by sneezing, vomiting, infections on the outside of the eye, coughing, and clotting disorders. In some cases, however, fibrin and fibrinogen disappears from blood in a comparatively short time and the blood is found to be fluid and incoagulable soon after death. Brain hematomas range from mild to severe and are grouped. Internal bleeding occurs when an artery or vein is damaged and blood to escapes the circulatory system and collects inside the body. Mayo Clinic. If the cause of the bleed is farther back, the bloody tears may come from the inner margin of the eye. After death, the body cannot break the bond that causes a contractioncausing a perpetual state of contraction. 17; ref. The only way to have this addressed and reviewed physically. It works in a head-to-toe fashion. Even the moments up until the final breath give insight into the abnormal functioning of a human body. Whether death occurs at home, a hospital or a nursing home, family and friends may want to sit with the body for a time. Elsevier; 2020. https://www.clinicalkey.com. "Pseudobruises" tend to be small; however, pronounced facial bruising has been described in an individual who was in a head-down position and sustained postmortem scalp injuries (38). Eyes are fixed and slightly open, with enlarged pupils. With some eye bleeds, such as a vitreous hemorrhage or hyphema, it is important to seek medical attention as soon as symptoms appear. We link primary sources including studies, scientific references, and statistics within each article and also list them in the resources section at the bottom of our articles. This content does not have an Arabic version. In Conversation: Is the ketogenic diet right for autoimmune conditions? This article will discuss some types of eye bleeding that can occur and what can cause them. Bleeding within the eye is fairly common, and, in many cases, an eye bleed does not require treatment. These are fragile and bleed easily. It emerges as a result of the gases forming throughout the body. However, it's his soul 's right to choose it be needs to return immediately, later or a long while later. Loose supporting connective tissue (e.g., face, neck) in a dependent body site can promote the development of external and internal postmortem hemorrhage (see Chapter 5, Fig. Learn about sickle cell and other diseases by testing your IQ with the Blood and Bleeding Disorders Quiz. [Image: Puppet on his Death Bed], Degloving is the actual removal of the bodys skin post mortem. This article looks at the causes and treatments associated with vision loss in more, Eye floaters are specks in a persons vision. The cookie is used to store the user consent for the cookies in the category "Other. This means the organs are getting less blood and, thus, less oxygen. Contributory factors include increased pressure caused by body position, early decomposition, and trauma. Some blood disorders are forms of cancer. What is a subconjunctival hemorrhage? These clots can be thrown at any time and lead to acute (sudden) death. The heart muscle thickens and causes abnormal blood flow as well as clots to form. Doshi R, et al. These include: diabetic retinopathy retinal tear or detachment arteriosclerosis, which. Find out what happens and why. The cornea is the clear dome covering of the eye that resembles a built-in contact lens. The nasolacrimal sac then becomes the nasolacrimal duct and opens into the inferior meatus (small opening) of the nose. Case Rep Ophthalmol Med. As a regression therapist there is every possibility that your father is returning as your child. You don't need to treat it. head-down position has been recognized as a predisposing factor for the development of soft-tissue neck hemorrhage in fatal drownings (6). No treatment is needed. Stiffening occurs as cells in the body are broken down by digestive enzymes and intracellular calcium is released. In general, if a person experiences an eye bleed, they should contact an ophthalmologist. The most well-known post-mortem occurrence is rigor mortis, or stiffness of death. After death, the body cannot break the bond that causes a contractioncausing a perpetual state of contraction. -Shallow breathing only. A subconjunctival hemorrhage often occurs without any obvious harm to your eye. You may not even realize you have a subconjunctival hemorrhage until you look in the mirror and notice that the white part of your eye is bright red. SCH is a common cause of a bleeding eye. Depending on the severity of the bleed - it can cause severe 2017;5(4):423426. 2. High eye pressure can lead to other eye conditions like glaucoma. Causes of brain hemorrhage include aneurysm, liver disease, brain tumor, head trauma, high blood pressure, and blood vessel abnormalities. Tears of blood have been documented through the ages, usually carrying a negative connotation. You don't need to treat it. It is one part of the nasolacrimal system, which keeps the eyes lubricated and healthy. What happens when blood gets trapped in your eye? Make an eye appointment right away if you have symptoms in your eyes such as: If you dont already have a healthcare professional, our Healthline FindCare tool can help you connect to physicians in your area. 1 What happens to the eyes when someone dies? Death is declared when there is either brain death or all efforts to resuscitate a person have failed. This cookie is set by GDPR Cookie Consent plugin. Otherwise, it takes the body about 24 hours to completely cool or become the same temperature as its environment. This website uses cookies to improve your experience while you navigate through the website. [Image: Lord Byron on his Death-bed; Joseph Denis Odevaere]. He has been a guest speaker on numerous national radio and television stations and is a five time published author. This is especially true in individuals who have eaten a meal in the period shortly before their time of death. The cookie is used to store the user consent for the cookies in the category "Performance". Within the conjunctiva is a meshwork of blood vessels. thinners can lead to bleeding from orifices and eventual death. Nose bleed: A nose bleed can cause drainage into the throat which is likely what she is experiencing. Bless you and your child remember anything is possible. A subconjunctival hemorrhage may look alarming, but it's usually a harmless condition that disappears within two weeks or so. 5 What causes bleeding in the corner of the eye? Thankfully, most cases of haemolacria are benign and usually occur with a reasonable explanation. information highlighted below and resubmit the form. If small pieces of the placenta stay attached, bleeding is also likely. Over the weekend it was reported that a man in the city of Leon, . Cause. Although usually benign, you should see an eye doctor for an evaluation if you notice blood mixed with your tears. In the short term, the heart is weak and overworked, which makes the body want to hyperventilate (breathe abnormally fast) and, subsequently, there is no more energy to breathe for a period of time (apnea). The conjunctiva can't absorb blood very quickly, so the blood gets trapped. But treatment for other eye bleeding depends on the cause. See additional information. (2016). Learn more about the way the body acts in its final moment with Anatomy of Life and Death at Amazon.com! Eye bleeding deeper or at the back of the eye may sometimes cause redness. The tears themselves supply a lubrication function to the eye, as well ashelp the eye to create an optically clear image. However, treatment is necessary if the cause is due to an underlying medical condition. visible blood in front of the iris, pupil, or both, blood may not be noticeable if the hyphema is very small, vitreous hemorrhage, in the liquid of the eye, subretinal hemorrhage, anywhere underneath the, submacular hemorrhage, under the macula, which is a part of the retina, feeling of pressure or fullness in the eye, trauma, injury, or a blow to your eye or near your eye, arteriosclerosis, which involve stiff or narrow arteries, posterior vitreous detachment, which is fluid buildup in the back of the eye, antibiotic eye drops for bacterial infection, laser surgery to eliminate abnormal blood vessels, take your eye drops or other medications exactly as prescribed by your doctor, check your blood pressure regularly with an at-home monitor, prop your head up on pillow to help your eye drain. These cookies track visitors across websites and collect information to provide customized ads. On further investigations from the doctor, we came to know he was suffering from ruptured aneurysm which remained undiagnosed for his entire life because it is so dormant there are no particular signs to identify it coming. doi:10.1007/978-981-13-1450-6_2, Wollina U, Langner D, Frana K, Gianfaldoni S, Lotti T, Tchernev G. Pyogenic granuloma - a common benign vascular tumor with variable clinical presentation: new findings and treatment options. In most cases, rigor mortis begins within 1-3 hours after death, and it begins to pass after 24 hours. 39). It will also look at when to seek medical help. What is the formula for calculating solute potential? It can sometimes cause some eye redness. They're commonly prescribed after surgeries to prevent blood If you see bleeding in your pet's eye, contact the veterinarian as soon as possible for testing and treatment. Read our, Swollen Tear Duct: Symptoms, Causes, Treatments. clotting. The cookie is used to store the user consent for the cookies in the category "Analytics". Blood is meant to be circulated by the heart through blood vessels to supply the body's organs with oxygen and nutrients. If you also have dizziness and a headache, or have injured your eye, contact a doctor so that you can receive proper treatment. Cooling takes place only if the ambient temperature is cooler than the body temperature at the time of death. Most eye bleeding is harmless and caused by a small broken blood vessel in the outer part of the eye. The eyeballs have to be exposed to air for it to occur. These puncta are small holes that are easily seen on the surface of the eyelid margin. There is normally a small valve that allows for tears to flow down into the nose but does not allow tears to flow back up through the ducts. Softball. Why did person bleed from eyes, ears and mouth? A single copy of these materials may be reprinted for noncommercial personal use only. Blood-thinning medication and some medical conditions can also cause a small blood vessel in the eye to spring a leak. 18 Whenever a . Symptoms may include headache followed by vomiting, nausea, blurred or double vision, sun setting of the eyes, problems with balance, poor coordination, gait disturbance, urinary incontinence, slowing or loss of developmental progress, lethargy, drowsiness, irritability, or other changes in personality or cognition including memory loss. There is no commonality between all of them except if there was trauma. Causes. Irritation of the eye from allergies and chemicals can also lead to this condition. Choose cayenne pepper, beets, berries, fatty fish, pomegranate, garlic, walnuts, grapes, turmeric, spinach, and citrus fruit to keep blood flowing. Retinal vein occlusion. Bleeding inside the eye can come from: Abnormal blood vessels which grow because the back of the eye is short of oxygen. What causes tunnel vision, and what are the treatments? These medications are used to treat and prevent blood clots and include: Over-the-counter medications like nonsteroidal anti-inflammatory drugs (NSAIDs) and natural supplements can also thin blood.