when does a hematoma need to be drained when does a hematoma need to be drained

If youve ever injured your fingernail or toenail, you may have noticed blood pooling under the nail beds surface. Ice it. How long can a hematoma last in the leg? Mild hematomas and contusions typically heal within about five days. Rarely, these swellings slowly expand3,6 and can be mistaken for a soft tissue malignancy. Ice helps reduce swelling. A hematoma can be defined as a pool of blood trapped outside a blood vessel. A hematoma is a collection (or pooling) of blood outside the blood vessel. However, bruises themselves do not cause blood clots. Loss of movement (paralysis) on the opposite side of the body from the head injury. Last medically reviewed on October 6, 2022. When is it too late to drain a hematoma? Reviews: 89% of readers found this page helpful, Address: 2113 Abernathy Knoll, New Tamerafurt, CT 66893-2169, Hobby: Machining, Pottery, Rafting, Cosplaying, Jogging, Taekwondo, Scouting. Usually, this only takes a couple of weeks but can last months. As hematomas break down and absorb the firm collection of blood, they eventually change to yellow or brown. Insert about 2 millimeters and draw back on the plunger to create a vacuum. When does a leg hematoma need to be drained? Rest (R): Allow the affected part to rest or be immobile for some time until the pain goes away. How long does a drained hematoma take to heal? An injury to small blood vessels is called a bruise, whereas if larger blood vessels are involved, it is termed a hematoma. 6. Watch closely for changes in your health, and be sure to contact your doctor or nurse advice line if: The bruise lasts longer than 4 weeks. When does a hematoma need draining? It happens when an injury causes blood to collect and pool under the skin. Follow up of patients is recommended to ensure that there is no infection and the hematoma has resolved. The bruise gets bigger or becomes more painful. (Video) DRAINING A LEG HEMATOMA! 14. Acute management of auricular hematoma: a novel approach and retrospective review. A primary care doctor can diagnose a soft tissue hematoma in a physical exam. Subdural hematoma: Subdural hematoma is generally the tearing of veins in the space between the internal linings of the brain. read more. Other hematomas on the lower leg are mostly treated conservatively. If blood is spontaneously draining from the hematoma, drainage of subungual hematoma is generally not required. Fluid builds up under the skin where tissue was removed. The pooling blood gives the skin a spongy, rubbery, lumpy feel. This is normal. Hematomas form when a blood vessel leaks into the surrounding tissue. In. Hematoma - Patients suffering from hematoma are offered incision and drainage to relieve pressure caused by the collection of blood leaking out into the soft tissues of the body. A hematoma is a larger collection of blood, usually caused by surgery, injury, or a greater trauma. Elevate: Elevate the affected area above the heart whenever possible. Does a dog hematoma need to be drained? If a clot from a hematoma reenters the bloodstream, it can block an artery, cutting off blood flow to part of the body. The cost can run anywhere from $250-$500 or more depending on the size of the hematoma and the extent of follow-up care by your vet. 20. (Video) DRAINING A LEG HEMATOMA! What happens if you dont drain a subungual hematoma? at all worried about the hematoma then please get it checked out by your health care provider so they can assess if it does need to be drained. A hematoma is not a bruise. We'll help you. These steps can be remembered with the acronym RICE. When blood vessels under your skin are damaged and leak, the blood pools and results in a bruise.. (Video) Hematoma, Causes, Signs and Symptoms, Diagnosis and Treatment. 10. A hematoma that forms under the skin will feel like a bump or hard mass. An aural hematoma may feel squishy or taut to the touch. A large hematoma may last weeks to months and as it heals it will change color and slowly shrink in size. In general, superficial hematomas of the skin, soft tissue, and muscle tend to resolve over time. Heres what you need to know about subungual hematoma drainage, when you can do it, what happens if you dont, and when you should see a doctor or healthcare professional. The skin over the hematoma may turn bluish then brown and yellow as the blood is dissolved and absorbed. Ice: Apply an ice pack to the injured area for 20 minutes at a time, 4-8 times a day. In general, superficial hematomas of the skin, soft tissue, and muscle tend to resolve over time. What kind of doctor would drain a hematoma? After the subungual hematoma has been drained, follow-up is usually not necessary. Why Do Cross Country Runners Have Skinny Legs? A purpuric rash is made up of small, discolored spots under your skin from leaking blood vessels. A hematoma that forms under the skin will feel like a bump or hard mass. Acetaminophen (Tylenol) can be taken for discomfort. However, depending on the size, location and cause of the hematoma, the area may need to be drained surgically, or take a longer period of time to resolve. He left 2 drain tubes in me for 5 days and another 1/2 liter drained out during that time. Those who survive an acute subdural haematoma may take a long time to recover, and may be left with physical disabilities and cognitive problems such as memory and speech problems. TimesMojo is a social question-and-answer website where you can get all the answers to your questions. 4. What happens if hematoma is not drained? The swelling and pain of the hematoma will go away. How do you get rid of a hard hematoma? The skin is dark red, or black and blue, and is painful and tender. Without advertising income, we can't keep making this site awesome for you. The key is to ensure that the hematoma is not older than 48 hours. If not drained, it can disrupt the blood supply to the auricular cartilage, causing necrosis. Any bruise or other hematoma of the skin that increases in size over time could also present a danger. A pair of sinus forceps is then inserted into the incision and the opening is gradually widened. Introduction: My name is Margart Wisoky, I am a gorgeous, shiny, successful, beautiful, adventurous, excited, pleasant person who loves writing and wants to share my knowledge and understanding with you. When an injury occurs to a blood vessel, such as damage from a cut or impact from a blunt object, blood leaks out of the blood vessel and into the tissue around it. How long does it take for a subdural hematoma to reabsorb? In the first week post-injury the initial treatment is elevation and the application of ice. The pooling blood gives the skin a spongy, rubbery, lumpy feel. Hematomas are classified and named based on their location in the body. Whether you have bleeding disorders or not, you can develop a bruise. 6. Subdural hematoma: It is the collection of blood between the dura mater and the arachnoid mater (lining of the brain that lies deeper than the dura mater). Some doctors suggest you wait about 4 weeks after a hematoma or ecchymosis resolves to resume flying. If you have a muscular hematoma, doctors generally recommend the RICE method rest, ice, compression, and elevation to reduce the swelling and give it time to heal. Do NOT close wound. Evacuating the nefarious subungual hematomas. Elevate the bruised area above heart level, if possible. When a hematoma is present, the pinna will appear very thick and spongy. It forms a collection of blood that often clots, which is called a hematoma. You need to get it ultrasound to see if it is liquid or solid. A hematoma is a pocket of blood inside the body caused by bleeding (hemorrhage). Occasionally a haematoma remains serous and persists indefinitely as an intramuscular cyst. Why would a hematoma need to be drained? Mild hematomas and contusions typically heal within about five days. Patient noted to have improvement in extension range of motion, dorsal edema and skin tightness. We avoid using tertiary references. A large hematoma may last weeks to months and as it heals it will change color and slowly shrink in size. Depending on the cause, it can take anywhere from 1 to 4 weeks for a hematoma to go away. It can be caused by conditions that range from mild, Learn all about dark circles under your eyes. ; Medical care and treatment of a hematoma will depend upon its location, what body parts are affected, and what symptoms are present. The requirement for surgical drainage of hematoma varies according to the location and severity of the hematoma. Hematomas will usually reabsorb into the body, like a bruise. All rights reserved. Does a hematoma go away? A hematoma is a larger collection of blood, usually caused by surgery, injury, or a greater trauma. The following steps can be carried out to care for hematoma at home. Seek immediate medical care (call 911) if you suspect a hematoma due to head injury, especially if you, or the person you are with, is vomiting or experiencing confusion or loss of consciousness for even a brief moment. Epidural hematoma: A collection of blood between the skull and the dura mater (the outer protective lining of the brain). When an injury occurs to a blood vessel, such as damage from a cut or impact from a blunt object, blood leaks out of the blood vessel and into the tissue around it. Surgery may be more likely if the blood is putting pressure on the spinal cord, brain, or other organs. How long does it take for a hematoma to reabsorb? How long does it take for a hematoma lump to go away? 9. Please enter a term before submitting your search. A hematoma is a bad bruise. Meet ARYA's new portable oxygen concentrator, - | - . Therefore, an urgent evacuation of the haematoma must be performed to release the tension over the skin. You should not attempt to drain your hematoma at home. It forms when a blood vessel is ruptured or leaks blood into the surrounding tissue or body cavity. Ice (Apply the ice or cold pack for 20 minutes at a time, 4 to 8 times a day. (Skilled Physicians Group I Skilled Wound Care). Why would a hematoma need to be drained? More severe hematomas that continue to enlargemay require surgery to drain the accumulated blood and/or control any bleeding vessels and reclose the surgical site. However, depending on the size, location and cause of the hematoma, the area may need to be drained surgically, or take a longer period of time to resolve. A hematoma under the nail or skin may be painful, but it will not usually cause complications. It may form soon after your surgery or up to 1 to 2 weeks . The hematoma may change colors from red to purple to dark brown to black. Surgery may be more likely if the blood is putting pressure on the spinal cord, brain, or other organs. This takes from 1 to 4 weeks, depending on the size of the hematoma. ), Elevate (Elevation of the injured area above the level of the heart is recommended.). A hematoma can arise from injuries, certain medications such as aspirin, clopidogrel, warfarin, rivaroxaban, dabigatran, and bleeding disorders such as thrombocytopenia. it is the size of a soft ball. Its usually caused by a crushing or stubbing injury. Can you get a blood clot from a hematoma? If you have a hematoma, your skin might feel spongy, rubbery or lumpy. Should you elevate a leg with a hematoma? ). Subdural hematoma with >10 mm of maximal thickness in imaging, Imaging shows brainstem compression or >5mm of midline shift, Hematoma causing drowsiness or dilated pupils, The patient continues to deteriorate clinically. A toenail may take between 12 and 18 months to grow back. What causes a hematoma to get bigger? Only 6.5% of these study participants required surgical drainage later in life. Without prompt treatment, this can result in permanent tissue damage. Cortisone is then injected into the ear. How long after an injury can you drain a subungual hematoma? Anaesthesia of the digit should not be necessary. Along with the causes of dark, Split nails are often caused by an injury such as a stubbed toe or receiving a severe blow to a finger or thumb. Do not drink alcohol until your doctor says it is okay. Compression (C): Gently compress the injured area with an elastic bandage to minimize the swelling. Pingel C, et al. Answer (1 of 5): It completely depends on how big your hematoma is and what difficulty it is creating for you. It usually takes around four to six weeks for a hematoma to disappear, but in some cases it may take months. This takes from 1 to 4 weeks, depending on the size of the hematoma. An aural hematoma is a collection of blood, either fresh or clotted, within the pinna (ear flap). Staying hydrated and drinking plenty of water helps to keep the viscosity of the blood low. How do you get rid of a hematoma on your leg? Trephination can be done by electrocautery, laser, syringe, or nail puncture. Sudden changes in behavior, such as confusion, lethargy, irritability, or restlessness. Put ice or a cold pack on the area for 10 to 20 minutes at a time. Usually, this only takes a couple of weeks but can last months. pdfs.semanticscholar.org/f91d/219f0d5013d79a2139adde1c3ab367ed4b05.pdf, jaad.org/article/S0190-9622(20)30484-9/fulltext, aad.org/public/diseases/a-z/nail-fungus-treatment, journals.lww.com/em-news/blog/theproceduralpause/pages/post.aspx?PostID=98. Apply heat to bruises that have already formed to clear up the trapped blood. How long does a hematoma take to heal? Slurred speech. What happens if you don't get a hematoma drained? 26 males and 24 females were included in the study with an age range of 14-90 and an average catheter placement time of 35 days. If youve also fractured your finger, doctors recommend drainage if the hematoma makes up 25% or more of your nail. Surgical evacuation of muscular hematoma is indicated when there is a neurological compromise due to the hematoma or localized ischemia. Ice helps reduce swelling. #shorts #hematoma, (Video) DRAINAGE OF A LARGE HEMATOMA - DR. TANVEER JANJUA - NEW JERSEY, (Video) Thigh hematoma (not drained) how to treat and help heal (personal experience), (Video) Hematoma: leg bruising and swelling, (Video) Trephination of a Fingernail Subungual Hematoma, (Video) Subungual Hematoma Emergency and Trephination Procedure. WHEN DOES A HEMATOMA NEED TO BE DRAINED? (Video) Plastic/Trauma Surgery: Thighplasty- This is what happens when a hematoma doesn't get drained! Hematoma pain and swelling may be treated with over-the-counter (OTC) pain medications. De Villeneuve Bargemon J-B, et al. elevating your foot higher than your heart. . What is the fastest way to cure a hematoma? How long does it take for a large hematoma lump to go away? How long does it take for a hematoma to reabsorb? Blood clots can also result from damage to a blood vessel. However, there is a risk of ongoing bleeding in spontaneous hematoma that can be life-threatening. Subungual hematoma. How do you dissolve a large hematoma? Alternatively, a surgical incision with strategically placed sutures may be placed . Hematoma Facts. Always consult your doctor for all diagnoses, treatments, and cures for any diseases or conditions, as well as before changing your health care regimen. (n.d.). If you suspect your child has a newborn hematoma, seek immediate medical attention. A hematoma is the result of a traumatic injury to your skin or the tissues underneath your skin. Is it better to put pills under your tongue? Auricular hematoma, if untreated, can lead to the death of auricular cartilage. Usually, this only takes a couple of weeks but can last months. If you take aspirin or some other blood thinner, be sure to talk to your doctor. Hematomas will usually reabsorb into the body, like a bruise.However, depending on the size, location and cause of the hematoma, the area may need to be drained surgically, or take a longer period of time to resolve. Hovall is a website that writes about many topics of interest to you, a blog that shares knowledge and insights useful to everyone in many fields. A few examples of hematomas include: The treatment of hematoma depends on the location, symptoms, and medical condition of the patient. Myositis ossificans usually results from muscle contusion and occurs in large muscles of the extremities. All 50 were successfully drained by SIR criteria for diagnosis, with 46 patients resolving the clinical episode that precipitated drainage. If it is solid, your surgeon might have to do another surgery to open up the skin and take out the hematoma if you want it removed right . You can learn more about how we ensure our content is accurate and current by reading our. Most hematomas eventually dissolve, but in some cases they may continue to grow or show no change. It's a site that collects all the most frequently asked questions and answers, so you don't have to spend hours on searching anywhere else. What causes an aural hematoma to occur? Heat. 26 males and 24 females were included in the study with an age range of 14-90 and an average catheter placement time of 35 days. Read . However, do not consume other pain medications like aspirin or ibuprofen on your own, as they can slow the clotting process and increase the risk of bleeding. In cases where surgery is not needed, treatment involves a lot of resting. If you're treating a hematoma at home, do not take aspirin or ibuprofen (Advil, Motrin). I have a large hematoma on my hip/buttock from a bike fall over two weeks ago. Between the decades of 1910 and 1920, Dr. Ludwig Roemheld studied the phenomenon in which patients suffering from digestive problems and no detectable heart issues would experience cardiac symptoms. Surgery may be more likely if the blood is putting pressure on the spinal cord, brain, or other organs. Similarly, a large hematoma that does not improve over a week usually requires surgical drainage. Hematomas will usually reabsorb into the body, like a bruise. Some hematomas are medical emergencies. The blood has nowhere to go, since there is no opening in the skin for it to flow out of, and it begins to build up in the area. Without advertising income, we can't keep making this site awesome for you. This causes blood to flood into the space between the skin and the cartilage, resulting in sudden swelling. These measures usually help to reduce inflammation and diminish its symptoms. Kinds of Hematoma Hematoma is a common condition that many individuals face at some point in their life. Ducruet, A. F., Grobelny, B. T., Zacharia, B. E., Hickman, Z. L., DeRosa, P. L., Anderson, K., & Connolly, E. S. (2012). The haematoma should be drained under aseptic conditions. 10 had negative cultures. The slow process of reabsorption of hematomas can allow the broken down blood cells and hemoglobin pigment to move in the connective tissue. Sometimes, hematomas can go away on their own. Ice therapy. Can You Fly with a Hematoma or Ecchymosis? On MDsave, the cost of an Incision and Drainage of a Hematoma . The sciatic nerve travels down the back to the legs. Sometimes, hematomas can go away on their own. Hematoma can occur after blunt trauma or surgery, in patients with clotting deficiencies, or spontaneously. Your child may need surgery to drain blood, remove a large clot, or tie off a bleeding vein. Aspirin should not be used as it may increase bleeding. Drainage may be used if the hematoma is very small, or if the patient cannot undergo surgery for some reason. The bruise gets bigger or becomes more painful. When should you worry about a hematoma? A bruise is a confined, mild type of hematoma. How do you speed up the healing of a hematoma? How do I get rid of a huge hematoma on my leg? Home | About | Contact | Copyright | Report Content | Privacy | Cookie Policy | Terms & Conditions | Sitemap. Compression, elevation, and a bruise-healing diet can also help speed up the healing process. Hematomas (How to Treat a Hematoma) Hematomas are blood-filled collections of blood within the muscle, When Does A Hematoma Need To Be Drained? Wrap the bruised area in an elastic bandage. Hematoma Patients suffering from hematoma are offered incision and drainage to relieve pressure caused by the collection of blood leaking out into the soft tissues of the body. If the hematoma is causing symptoms and is slow to being re-absorbed by the body, then it can make sense to drain the hematoma. The pooled blood may cause inflammation and swelling. If home measures dont give you relief, you should contact a doctor for the next steps. Blood clots can also result from damage to a blood vessel. Subungual hematoma treated successfully with 2940 nm erbium YAG laser. Drainage of a subungual hematoma is often accomplished with use of an electrocautery device or heated 18-gauge needle. For larger hematomas, the whole ear flap will be engorged, and the weight of the hematoma may cause the ear flap to droop. 9 were drained without catheter placement. More severe hematomas that continue to enlarge may require surgery to drain the accumulated blood and/or control any bleeding vessels and reclose the surgical site. Lost all or part of your toenail? Extradural hematoma: report of 167 cases. Without drainage, you may experience intense pain or other symptoms such as feeling pressure on the nail. A hematoma may form in a muscle or in the tissues just under the skin. A hematoma can be defined as a pool of blood trapped outside a blood vessel. A hematoma is a larger collection of blood, usually caused by surgery, injury, or a greater trauma. Lower limb hematoma: A hematoma on the shin is usually treated by surgical drainage. Nasal septal hematoma has a high risk of forming an abscess and can lead to sepsis. Having pet insurance can be a smart way to avoid unexpected treatment costs, like dog ear hematoma surgery or even more serious conditions that could arise at any time. It may be different depending on where it is located. Apply ice as directed. How do you drain a hematoma from under your nail? Subperiosteal hematoma of the ankle. The depth of the incision is dependent on the presence of blood vessels and nerves in the surgical site. Runners Toenail: Badge of Honor or Medical Concern? Next, you will need to sterilize a needle by boiling it for 3-5 minutes. After the first 48 hours, you may use heated compresses (which may be a heating pad, or a very warm wash cloth), 2 or 3 times a day . Keep the hematoma covered with a bandage. After the first 48 hours and whilst you wait for it to heal, just keep gently exercising and stretching the area as long as you dont cause pain. 1 When feeling a hematoma, it may feel like a firm lump beneath the skin. The majority of hematomas go away on their own without medical treatment. Draining the nail is a simple, relatively painless process that can help you feel better, but it needs to be done soon after your injury to be successful. A hematoma may form in a muscle or in the tissues just under the skin. ), Compress (Compression can be achieved by using elastic bandages. Please see the video for more information on compartment syndrome. What happens if you don't get a hematoma drained? However, depending on the size, location and cause of the hematoma, the area may need to be drained surgically, or take a longer period of time to resolve. A hematoma is not a bruise. To search for the best healthcare providers worldwide, please use the Mya Care search engine. How long does it take for a large hematoma lump to go away? The swelling and pain of the hematoma will go away. Rest the area. All told, treatment for ear hematomas can cost anywhere between $300 and $2,500. They can even lead to shock, a life-threatening condition that happens when organs in the body don't get enough blood or oxygen. If you have a muscular hematoma, doctors generally recommend the RICE method rest, ice, compression, and elevation to reduce the swelling and give it time to heal. It also dictates the type of procedure and its urgency. Your body may break down and absorb a mild hematoma on its own. To read, Please. A hematoma may form in a muscle or in the tissues just under the skin. 11. Lightly wrap the injury with an elastic or soft bandage. Nails that grow back may have ridges or other abnormalities. It usually takes around four to six weeks for a hematoma to disappear, but in some cases it may take months. If your fingernail has fallen off because of the pressure of the hematoma, it may take between 4 and 6 months to fully grow back. . That said, you may experience drainage for a couple days after the procedure. Radiation Oncology Attendi. Other indications for surgical evacuation include cases of coma or showing early signs of brain herniation in imaging. Chronic expanding hematoma is a rare persistent hematoma that can sometimes be misdiagnosed as a malignant tumor due to its clinical and radiological features. Antibiotics are not routinely needed after a subungual hematoma is drained, as infections are uncommon. Other hematomas on the lower leg are mostly treated conservatively. If does not hurt or get in your way leave it along. Most haematomas get better quickly and remember to avoid massage to your injured area. Whats the difference between a contusion and a hematoma? Which Teeth Are Normally Considered Anodontia? Apply ice packs for the first 24 to 48 hours after injury. When does a leg hematoma need to be drained? Treatment of a hematoma depends on its severity. Some hematomas are medical emergencies. The difference between a hematoma and a hemorrhage is that the latter refers to persistent bleeding, whereas the former typically has already formed a clot. Anand on March . Both can cause sciatica. Hematomas can be caused by injuries or trauma to the area. Healthline has strict sourcing guidelines and relies on peer-reviewed studies, academic research institutions, and medical associations. You may reduce some of these symptoms for more mild cases by elevating your hand or foot, using a cold compress for pain/swelling, and applying compression to slow the bleeding under the nail. So, if its bothering you, head to your doctor to get help. In most cases, the hematoma can be drained with a large needle without any complications. All these things will increase the bleeding, swelling and pain of your bruise. Any bruise or other hematoma of the skin that increases in size over time could also present a danger. Most hematomas require no specific treatment and resolve on their own. A hematoma is a common problem that occurs as a result of damage to one of the larger blood vessels in the body. When does a hematoma need to be drained? A retrospective analysis was performed of the last 50 drainages performed at this institution that had the appearance of bland blood products at drainage. The skin over the hematoma may turn bluish then brown and yellow as the blood is dissolved and absorbed. What is the difference between a hematoma and a blood clot? After the first 48 hours and whilst you wait for it to heal, just keep gently exercising and stretching the area as long as you dont cause pain. How do you drain a hematoma on your leg? When to see a doctor Many hematomas are simple. (Video) Hematoma: leg bruising and swelling, (Skilled Physicians Group I Skilled Wound Care), (Video) Thigh hematoma (not drained) how to treat and help heal (personal experience). If you have a hematoma, your skin might feel spongy, rubbery or lumpy. In patients with hematomas less than 2 cms in diameter and presenting within 48 hours, needle aspiration is suggested. Pressure on the brain can be harmful. Runners toenail is a frequent occurrence for some people who run. Gradually the blood in the hematoma is absorbed back into the body. Hematomas can occur in many places on the body, even deep within the body. Doctors recommend draining subungual hematomas when they cause pain or make up 50% or more of the nail. This takes from 1 to 4 weeks, depending on the size of the hematoma. Treatment of a hematoma depends on its severity. The pinna, directly exposed as it is to the outside world, is subject to various traumas that can lead to aural hematoma. So, the bleeding vessel must be identified using a CT angiogram. Compression, elevation, and a bruise-healing diet can also help speed up the healing process. How long should you sleep with your leg elevated after knee surgery? As hematomas break down and absorb the firm collection of blood, they eventually change to a yellow or brown color. If the lesion is confined to just one part of the pinna, the swelling may be small. Using home methods such as a heated pin or paperclip to make a hole in the nail may cause infection from bacteria entering the wound. A doctor can provide tips on wrapping or bracing the area. If blood is spontaneously draining from the hematoma, drainage of subungual hematoma is generally not required. The cause of epidural hematoma is almost always traumatic. If a hematoma is left untreated, it can sometimes result in various complications. The key is to ensure that the hematoma is not older than 48 hours. Rest the area. A hematoma may require surgical drainage. In general, hematoma exhibits an acute growth period and resolves spontaneously ; however, in some cases, hematoma expands slowly, mimicking a malignant soft tissue tumor. Without prompt treatment, this can result in permanent tissue damage. What helps a large hematoma on your leg? This method is best for small hematomas only. Those who have head injuries, ear injuries, or show signs of infection such as discoloration, swelling, and a localized rise in temperature, should seek urgent medical care. The initial firm texture of the blood clot gradually becomes more spongy and soft as the body breaks down the blood clot, and the shape changes as the fluid drains away and the hematoma flattens. In some cases, a subdural haematoma can cause damage to the brain that requires further care and recovery time.