Instead of the narrow crescent shape, as seen in a normal meniscus above, a discoid meniscus is thickened, and has a fuller crescent shape. The meniscus cartilage, which is the critical shock absorber in the knee, is sometimes deformed at birth and causes problems later in life. Read our, krisanapong detraphiphat / Moment / Getty Images, Symptoms of a Problematic Discoid Meniscus, The Medial Compartment of the Knee: Anatomy, Function, and Treatment, When a Repair May Be Better Than Removal of Your Torn Meniscus, The Most Common Cause of a Knee That Will Not Bend, Arthritis of the Knee Joint: Symptoms, Causes, Diagnosis and Treatment, Discoid Lateral Meniscus in Children: Diagnosis, Management, and Outcomes. Historically, the entire meniscus was removed at the time of arthroscopic surgery. Therefore, if your doctor finds that you have a discoid meniscus, but it is not causing any problem, it should be left alone. meniscus. Updated April 2019. If a discoid meniscus is not causing pain, popping, or other symptoms, then treatment may not be necessary. Your injured leg should be straight. Select basic ads. Instead of being C-shaped, the central part of the meniscus is filled in with tissue. Actively scan device characteristics for identification. h��Ymo�6�+�ؠ�$�K@�q��C����A��D�m��5�~wIQ��t�a[a(�x����9�TLb�%4����� �FAh�`�Dp\������L$� �1Χ$�(FcP�)a5hP(q��k��*@�F��@��� j5�AE���6�������%9���3��ԛ7�h����b[D���c�Y�h�j�ȝ����ͼؔ��W�y�����$�T'Q��^/�%�IldF�{|�q,���"+j�X���8_�/ʇ��]��S���r�?l��.�U}~^}����D)�8�1_���۟?�^7+�3���MQ�? Mean age at consultation was 18.5 … 0 It is rare in Caucasian, but more common in Asian [2, 4]. Range-of-motion, If the discoid meniscus is found incidentally and does not cause symptoms, nothing needs to be done. �'Y֋롪� �X4� failure of apoptosis in utero. Ⓒ 2021 About, Inc. (Dotdash) — All rights reserved, Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Discoid lateral meniscus is a common abnormal meniscal variant in children. Epidemiology. During arthroscopy, the surgeon inserts a small camera in the knee and uses these images to guide miniature surgical instruments. Recovery from surgical treatment of a discoid meniscus is about 6 weeks to regain full strength and mobility of the joint. Instead of being shaped like a cashew nut, the meniscus is more oval or disk shaped. Quadriceps setting. As kids grow and starts to walk, the discoid meniscus starts to develop into its normal C-shape. If a tear is … In many cases, the most effective treatment is to remove the part of the discoid meniscus … In addition to management of the torn portion of the meniscus, many people with a discoid meniscus have symptoms such as popping as a result of instability of the meniscus cartilage. Most people with a discoid meniscus never know they have an abnormality. To confirm the diagnosis, an MRI is usually necessary to actually visualize the discoid meniscus. J Am Acad Orthop Surg. ����ؗ�I2����C���co/�h��R�UU�R��7�PWO���`3@���ɿ�C�z(ƻ���8�U� ��T�A?�� ������ ��xt Detailed history and physical examination combined with an MRI of the knee predictably diagnose a discoid meniscus. Create a personalised content profile. Figure Straight-Leg Raise to the Front These straight-leg raises help you strengthen the muscles on top of your thigh and around your hip. knee during this exercise. Discoid lateral meniscus (DLM) has a reported prevalence that ranges from 0.4 to 17% (1–3), occurring at a higher rate in Asian populations (4–7). Apply market research to generate audience insights. Use precise geolocation data. What is the Treatment of Discoid Meniscus? ��|'�y=:n �S�O͘�hݳ��ɓԬ�g�B4k�ݭ�w)UG�9H���� ��#AX�b7��^�>'�����1�:��SAq�8J���"z�� ��Ȇd+�p���^���� In patients with a painful discoid meniscus, simple treatments consisting of knee exercises and stretching can be performed. Sometimes walking with crutches until you walk without a limp is recommended (you may put full weight on the injured leg). There were 23 males (24 knees) and 15 females (18 knees), aged 7-62 years (median, 32.8 years). :O��Mc� {&u�(�G��EA�(���D��M��ݔ��D��1 ���\��+:�y�&���I0��Ŭz7�����y6���sƽ�L2�L���FK@W�U��-���,�*��;;��̵)�״�����r���꾚C̽e����_ͪ_V%,*��׽�`*9\�6��0 :a���bK>��O�2_���6`������Z�_��t������Q߳���M�����,7�z��o�@����]��l�7x��`�^�������'��q��$^ If there is a tear in the discoid meniscus, that is typically seen on the MRI as well. It tends to occur in the outer (lateral) meniscus. In addition, a discoid meniscus does not taper as much towards the center of the joint and is shaped like a disc. The problems associated with this condition, called discoid meniscus, can be significant. Anti-inflammatory medications or a cortisone shot may be considered, but most people with a symptomatic discoid meniscus will ultimately choose to have arthroscopic surgery. This procedure is performed by inserting a small camera into the joint through one small incision and using instruments that can cut, bite, and shave away the abnormal or torn meniscal tissue. American Academy of Orthopaedic Surgeons. The condition is the result of abnormal formation of the meniscus … In the end, some of the meniscus may be removed and some may be repaired. �C��[�F� ��a����԰�Fqy�)n�`[�~��{�b( ? If injured, initial treatment consists of medications and ice to relieve pain and reduce the swelling of the affected joint. (��!z�%���B�\�W�v��B2�oK���cƀ���Rh�ÓO�|'����Kٯ9��������#z�����b��s?���̟�k����͌K�l�� If patients are found to have a discoid meniscus, but it is not causing symptoms, no treatment should be performed. Measure content performance. Lie on your back with your good knee bent so that your foot rests flat on the floor. The treatment of discoid meniscus will depend on the symptoms. endstream endobj 643 0 obj <>stream Create a personalised ads profile. If there is no evidence of locking or significant pain, treatment is exercise based. Lie on your stomach with your legs straight. The clinical presentation varies from being asymptomatic to snapping, locking, and causing severe pain and swelling of the knee. To test for discoid meniscus, your doctor will twist your child's knee with the knee bent and straightened. In some people, the lateral meniscus is shaped more like a solid disc rather than the normal C-shape. Between 2014 and 2016, 12 patients underwent arthroscopic partial meniscectomy for an inverted … While some people may be unaware of their discoid meniscus and never experience symptoms related to it, they live at a higher risk of injury than those born with a normal meniscus. �T��o��/ɍ0Qݱ��ֆ���[�;:*��������A�$��рd�3�,n��@, e`le�d�Ǽ�y �8Z0/�������Fw�$�޵Jq���Us��]�O���Þ[��Y�F��� �)S�� ��q� Discoid lateral meniscus (DLM) is an abnormal variation of meniscus which was first described by Young in 1889 in a cadaver specimen. The condition is the result of abnormal formation of the meniscus during development in the womb. Imaging Tests. A discoid meniscus is thicker than normal, and often oval or disc-shaped. In many cases of discoid meniscus, there is a popping or clunking sensation. This can sometimes even be heard. Signs of a discoid meniscus can include:. Some people with Materials and method. The child may need to use crutches for a short period of time, and very young children may need a wheelchair for several weeks. � ��v���I��C�10��������X�p��8#3D���%@�����(�{@���A1 Dealing with joint pain can cause major disruptions to your day. Jonathan Cluett, MD, is a board-certified orthopedic surgeon with subspecialty training in sports medicine and arthroscopic surgery. Imaging Tests X-rays. To test for discoid meniscus, your doctor will twist your child's knee with the knee bent and straightened. A discoid meniscus … Do 8 to 12 repetitions. A discoid meniscus is an abnormally shaped meniscus (cartilage that cushions the bones of the knee) that is present in roughly 1% to 3% of people born in the United States (about the same rate in Singapore as well estimated). Balance and Proprioception. At this point imaging and the opinion from an Orthopaedic surgeon should be sought. also referred to as "popping knee syndrome". incidence. In this case, the child already had an abnormal discoid meniscus which had a tear." More commonly, the discoid meniscus can be surgically shaped into a normal appearing meniscus, a procedure called saucerization of the meniscus. Discoid meniscus is an abnormal meniscus that is thicker than normal and has a different shape and texture that usually affects the lateral meniscus of the knee 1). If injured, initial treatment consists of medications and ice to relieve pain and reduce the swelling of the affected joint. In many cases of discoid meniscus, there is a popping or clunking sensation. Discoid medial meniscus is a rare abnormality, with incidence estimated at 0.12%. The present study describes this congenital abnormality anatomically and reports clinical results in four symptomatic cases managed by surgery. The meniscus is a C-shaped wedge of cartilage that helps support and cushion the knee joint. %%EOF A Physiotherapist will assess the condition and determine suitable stretching and strengthening exercises for the Quadriceps and Hamstring muscles. endstream endobj 642 0 obj <>stream Verywell Health's content is for informational and educational purposes only. Start by sitting in a … Doral MN, Bilge O, Huri G, Turhan E, Verdonk R. Modern treatment of meniscal tears. To confirm the diagnosis, an MRI is often necessary to visualise the discoid meniscus. A retrospective study included three patients (2 female, 1 male), one of whom had bilateral pathology. The next recovery exercises after meniscus transplant/surgery is the leg straightening exercise wherein you will be needed to keep your ankle bent in a 90º position and your knee as straight as possible. A discoid meniscus is a congenital anomaly of the knee found in 3% of the population (up to 15% in Asia). At birth, the meniscus is not C-shaped, but discoid (round like a discus). 2018;3(5):260-268. doi:10.1302/2058-5241.3.170067. Thank you, {{form.email}}, for signing up. H�\��j�0��~ Foot Slides. In extreme cases, part of the meniscus will pop out of the knee joint and can be seen right under the skin. Discoid Lateral Meniscus in Children: Diagnosis, Management, and Outcomes. C��$�I�i �� 2017;25(11):736-743. doi:10.5435/JAAOS-D-15-00491. He specializes in spinal deformity and complex spinal reconstruction. In addition, proprioceptive and knee control exercises are usually prescribed. Store and/or access information on a device. a=�z8Bc� Z�n���9s8���s�T������o䱲:�A���#hR" s����@���.E����#9@���'̂�|&�i'S�A�=tu�o]�������>9A�#Lޔ�Υ Measure ad performance. The normal meniscus contours are absent, and more meniscus tissue than normal is seen on the MRI. Stuart Hershman, MD, is a board-certified spine surgeon. The exercise helps improve knee flexion and improves circulation. Objective: To evaluate the surgical technique and effectiveness of arthroscopic treatment for lateral discoid meniscus injury. Methods: Between January 2010 and May 2011, 38 patients (42 knees) with lateral discoid meniscus injuries underwent arthroscopic treatment. Select personalised ads. Most surgeons favour a technique known as saucerization, where the discoid meniscus is surgically re-shaped to appear like a normal meniscus. Discoid Meniscus. /���{����̭3�Ո��z��f+B�P�G�=^,�.�PM�B��!W�?>'x� ��Ð��7�K��:H�A�49p�£+�n�� Range-of-motion, stretching, and strengthening exercises may be … Occasionally it has a normal shape with abnormal attachment to the surrounding structures. It typically affects the lateral meniscus and may be found bilaterally (20%). Hence the condition is called “Discoid meniscus”. List of Partners (vendors). The two most common reasons people find they have a discoid meniscus are that they have an MRI that shows the abnormality, or they are having an arthroscopic knee surgery and are found at that time to have the discoid meniscus. In each knee there are two menisci, one on the inside (medial) and one on the outside (lateral) of the knee joint. Although asymptomatic DLMs do not require treatment, symptomatic DLM cases require operative treatment … Sign up and learn how to better take care of your body. (During this exercise, your low back Most people live normal, active lives with a discoid meniscus—even high performance athletes. Proprioception is your body's ability to understand where it is in your … present in 3-5% of population. h�b```����� ��ea��`3`�g�8yAN��w Abnormal development of the meniscus leads to a hypertrophic and discoid shaped meniscus. Healthy meniscus is shaped like crescent moons (in fact, “meniscus” comes from the Greek word for crescent). etiology. X-rays. This can sometimes even be heard. Physiotherapist- prescribed exercises consisting of stretching and strengthening exercises for the Quadriceps and Hamstring muscles plus proprioceptive and knee control exercises are … Select personalised content. In approx. Dr. Ebraheim’s educational animated video describes Discoid meniscus. Sometimes walking with crutches until you walk without a limp is recommended (you may put full weight on the injured leg). At Sports Medicine, we will develop a treatment plan for your discoid meniscus. location. For example, sometimes during a knee arthroscopy a discoid meniscus is seen when a different problem is being treated—these should be simply left alone, not treated surgically. If the discoid meniscus is torn, there are several approaches to managing this arthroscopically. If the discoid meniscus is found incidentally and does not cause symptoms, nothing needs to be done. Compared with the normal lateral meniscus, the DLM has a higher frequency of meniscal tears and associated symptoms (3,8). A discoid meniscus is a congenital (born with) variant of the normal meniscus. This is isometric, meaning that it exercises the muscles by keeping the body in … Most patients require no immobilization and limited restrictions of weight-bearing. 679 0 obj <>stream In extreme cases, part of the meniscus will pop out of the knee joint and can be seen right under the skin. h�bbd```b``V�SA$�-�"�A$��| �����;`�+��`�9؄@0{X�2��P��H2���$��g`bd`��a`������@� Ц\ Discoid menisci are congenital, frequently bilateral (up to 50%) and have been reported in twins, although no genetic locus has been identified 2.There is a higher prevalence in Asians without any gender predilection 7.. Lateral discoid meniscus is far more common than medial discoid meniscus, with the latter being rare. The purpose of this study was to reveal the clinical history and physical and magnetic resonance imaging (MRI) findings of patients with an inverted-type discoid lateral meniscus (DLM) tear compared with those with a symptomatic and torn discoid meniscus without inverted tear patterns. It is common for individuals who have surgery to perform physical therapy and avoid impact exercise activities while recovering from the surgical procedure. The pathology mostly concerns the lateral meniscus and is presented in the young population and during adolescence. Our website is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Saucerization of a large discoid lateral meniscus in an eight year old girl with knee pain. %PDF-1.5 %���� *�3��˪��R�L�A�G�a�؉�j�'4����+~NJ֖��ܚ^��nV�Px2��*9��K�k��^ ɻ�KwW!�ԕߐ�NK����~���0 ��n��Go�Sou�8Tx�]��Y��4� *������6e� �k{�u;��x������k#cE�ٱ8��{h����,���1�1t�`� �ۃ8x�����c�_���,dr(�[D���j7 �Zoޏ��/eV��,��qu]U�e��nr�ı��yPi�(�3��uуZ�q�����*�NQ�i���X�t�;qhn�+�����Ԣ����v[*w�n���m�E�$���*�����B�U3�L�EY���tK�b3���� In most cases, if there is no significant locking or pain, treatment is conservative, consisting of stretching and strengthening exercises for the Quadriceps and Hamstring muscles. While there is little evidence to show that patients with a discoid meniscus have any higher chance of developing knee arthritis later in life, there is evidence that patients who tear their meniscus can have longer term problems. Any patient who sustains a meniscus tear should take steps to help prevent any progression of arthritis in their knee joints. A discoid meniscus is an abnormally shaped meniscus (cartilage that cushions the bones of the knee) present in 1% to 3% of people born in the United States. 638 0 obj <> endobj 659 0 obj <>/Filter/FlateDecode/ID[<91D554879C4D2E4CB910A33FD97A0000>]/Index[638 42]/Info 637 0 R/Length 106/Prev 281290/Root 639 0 R/Size 680/Type/XRef/W[1 3 1]>>stream After surgery, your doctor may put your child's knee in a brace or a soft bandage wrap. Click below and just hit send! Diagnosis of the discoid meniscus is typically made when looking at an MRI of the knee. When a discoid meniscus causes symptoms, arthroscopic surgery is often necessary. EFORT Open Rev. This surgical procedure is called a complete meniscectomy. H��Vێ�H}�W�c;7}q�m)���M";�V��>8�HC�����T/C&+-�����r�S. In some people, the discoid meniscus can cause problems, usually a popping sensation with pain over the outside part of the knee joint. Again, in both of these scenarios, the discoid lateral meniscus is best left alone. Straight leg raise. The X-ray appearance is usually normal in discoid meniscus. Chez les patients présentant un ménisque discoïde douloureux, des traitements simples comprenant des exercices du genou et des étirements peuvent être effectués. However, removing the entire meniscus had the consequence of leading to increased chances of the development of arthritis in the knee joint because of the removal of meniscus cartilage. 3-5% of children, the lateral meniscus continues to stay discoid with growth. In patients with a painful discoid meniscus, Epidemiology. Develop and improve products. If patients are found to have a discoid meniscus, but it is not causing symptoms, no treatment should be performed. endstream endobj startxref Hamstring Curls. A number of patients with Discoid Meniscus may have suffered a tear or it may continue to be symptomatic despite there being no tear and good strength. Kocher MS, Logan CA, Kramer DE. The thickness of the meniscus… endstream endobj 639 0 obj <>/Metadata 27 0 R/Outlines 38 0 R/PageLayout/OneColumn/Pages 636 0 R/StructTreeRoot 43 0 R/Type/Catalog>> endobj 640 0 obj <>/ExtGState<>/Font<>/XObject<>>>/Rotate 0/StructParents 0/Type/Page>> endobj 641 0 obj <>stream

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