osteochondroma is a common bone growth which has varied presentations. It can be easily diagnosed with the help of Xrays and MRI. The presentation is a brief overview of the condition however its uncommon variants are not included.. INTRODUCTION • Osteochondroma is a bony exostosis projecting from the external surface of a bone. • It is usually has a hyaline lined cartilaginous cap • The cortex and spongiosa of the lesion merge with that of the host bone. 3. • When the lesion is seen in a single bone , it is called solitary osteochondroma • If two or three bones. . mahesh) 1. OSTEOCHONDROMA DR. MAHESH CHAUDHARY PHASE-A RESIDENT RADIOLOGY & IMAGING BSMMU 2. DEFINITION • Other names: Cartilage caped exostosis Osteo-cartilaginous exostosis • Osteochondroma is a bony exostosis projecting from the external surface of a bone • It is usually has a hyaline lined cartilaginous cap • The cortex and spongiosa of the lesion merge with. Osteochondroma. 1. OSTEOCHONDROMA. 2. Osteochondroma or osteocartilaginous exostoses is the most common benign tumor of the bones. The tumor forms cartilage-capped bony outgrowth on the surface of bones (exostoses) It mostly occurs where cartilage forms bone. Commonly affects long bones in the leg, pelvis, or scapula Target- METAPHYSIS. Osteochondroma. 1. Bony swelling for evaluation DR GIRIDHAR BOYAPATI P.G. DEPT. OF ORTHOPAEDICS. 2. A 19 year old male presented with chief complaints of swelling over the right shoulder since 5 years. Swelling is insidious in onset and gradually progressive in nature and attained the present size
Osteochondroma & Multiple Hereditary Exostosis. Osteochondromas are benign chondrogenic lesions derived from aberrant cartilage from the perichondral ring that may take the form of solitary osteochondroma, or Multiple Hereditary Exostosis. Patients typically present between the ages of 10 and 30 with a painless mass Cartilage forming bone tumors Chondroblastoma Chondromyxoid fibroma Osteochondroma(exostosis) EXOSTOSES/Osteochondroma • Osseous outgrowth arising from bone cortex • Sites:knee joint &proximal end of humerus • Arises in tubular bones,near the metaphysis • May b sessile (pelvis) or pedunculated • Cartilage cap +, thickness 1-6mms
Introduction. Osteochondroma is the most common benign tumor or tumorlike lesion of bone. The radiographic appearance of this tumor is often diagnostic and reflects its pathologic characteristics, that is, a lesion composed of cortical and medullary bone with an overlying hyaline cartilage cap X-ray: In almost all cases, an osteochondroma can be diagnosed using an x-ray. An x-ray uses a small amount of radiation to produce pictures of a child's bones and organs. This helps to determine where the growth is located. Osteochondromas show up on the x-ray as a hard mass near the growth plate on a normal bone, which makes most easy to. Chart and Diagram Slides for PowerPoint - Beautifully designed chart and diagram s for PowerPoint with visually stunning graphics and animation effects. Our new CrystalGraphics Chart and Diagram Slides for PowerPoint is a collection of over 1000 impressively designed data-driven chart and editable diagram s guaranteed to impress any audience Osteochondroma is an outgrowth of medullary and cortical bone. A portion of the cartilaginous growth plate grows outward instead of longitudinally and forms the osteochondroma/exostosis (like a branch on a tree) It consists of bone covered with cartilaginous cap (exostosis) May be secondary to a growth plate injury (Node of Ranvier injured Hereditary multiple osteochondromas (HMO), also called hereditary multiple exostoses, is a genetic disorder that causes the development of multiple, cartilage-covered tumors on the external surfaces of bones (osteochondromas).The osteochondromas typically become apparent during childhood or adolescence, and the number, size and location of osteochondromas varies from person to person
World's Best PowerPoint Templates - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. Winner of the Standing Ovation Award for Best PowerPoint Templates from Presentations Magazine. They'll give your presentations a professional, memorable appearance - the kind of sophisticated look that today's audiences expect Raswan US, Bhat AR, Tanki H, Samoon N, Kirmani AR. A solitary osteochondroma of the cervical spine: a case report and review of literature. Childs Nerv Syst. 2017 Jun. 33 (6):1019-1022. . Veeravagu A, Li A, Shuer LM, Desai AM. Cervical Osteochondroma Causing Myelopathy in Adults: Management Considerations and Literature Review Osteochondroma is the most common benign tumor of the bone. The incidence of osteochondroma is approximately 0.9 per 100,000 individuals in the general population. The incidence of osteochondroma decreases with age; the median age at diagnosis is between 10 to 13 years. Males are more commonly affected with osteochondroma than females
OSTEOCHONDROMA IS THE MOST COMMON BENIGN BONE TUMOR Symptoms of an osteochondroma include: A painless bump near the joints The knee and shoulder are most often involved. Pain with movement An osteochondroma can be under a tendon, which may cause the tendon to shift and snap over the bony tumor leading to tenderness with movement Numbness or tingling An osteochondroma can be positioned near a. Introduction. Osteochondroma is the most common benign neoplasm of bone, representing 10%-15% of all primary bone tumors and up to 50% of the benign lesions ().The prevalence of reported malignant transformation varies from less than 1% for solitary osteochondromas and 2%-5% for hereditary multiple exostosis (1,2).It can be inherently difficult to distinguish a low-grade chondrosarcoma. Features distinguishing it from osteochondroma are a lack of continuity with the underlying medullary bone and lesions tend to have an overlying fibrocartilaginous rather than a hyaline cartilage cap. If symptomatic, MRI is recommended to look at how the exostoses affect neighboring structures. Export to PPT Hereditary multiple exostoses. Dr Michael P Hartung and Assoc Prof Frank Gaillard et al. Hereditary multiple exostoses, also known as diaphyseal aclasis or osteochondromatosis is an autosomal dominant condition, characterized by the development of multiple osteochondromas. On this page
Osteochondroma, also referred to as osteocartilaginous exostosis or plainly exostosis, is the most common benign bone tumor. It can present as solitory osteochondroma or as multiple osteochondromatosis. Osteochondromas usually arise from the metaphysis of long bones, but can occur at other cortical bone metaphyses Osteochondroma is a rather uncommon tumor of the spine, composing near 4 percent of all primary spinal tumors. Only 7 percent of osteochondromas occur in vertebral column Subintimal dissection. Fracture mandible and C-spinous process. Fracture mandible and C-spinous process Fracture phalanx. Sand blasting injury. Sand blasting injury. Post traumatic subchondral cyst - Humerus. Post traumatic subchondral cyst - Humerus. Chest wall abn - S/P amputation. Rib Mets. Rib Mets. Osteochondroma. Osteochondroma. Osteochondroma NON-aggressive Lytic ABC UBC CB FCD/NOF EG FD Mets/Mult Myeloma Osteomyelitis (Active) 2ºOsteosarc (>60) AGGRESSIVE <20 20-40 >40 age Osteosarcoma PowerPoint Interactivity ©Ken L Schreibman, PhD/MD 2010 schreibman.info WhyBoneTumorsareIntimidating Bone Tumors are Rar osteochondroma) or as a pathologic fracture (e.g., unicameral bone cyst). The natural history of these tumors of childhood and the re-quirements for treatment vary widely as well. Some lesions, such as fibrous cortical defects, usually require no treatment and resolve spontaneously. Other lesions, such as aneurysmal bone cysts, chondroblastomas.
INTRODUCTION. Osteocartilaginous exostosis, or osteochondroma (OC), is a broad (sessile) or narrow (pedunculated) skeletal protrusion comprised of marrow and cortical bone, with an overlying cap of cartilage. 1, 2 OC is the most common benign skeletal tumor, with an estimated incidence of 1% to 2% in the general population; it accounts for 10% to 15% of all bone tumors, and demonstrates a male. What is osteochondroma. An osteochondroma is a benign (non-cancerous) bone tumor that develops during childhood or adolescence. Osteochondroma is an abnormal growth that forms on the surface of a bone near the growth plate surrounded by a cartilage layer 1).Osteochondromas can develop as a single tumor (osteocartilaginous exostosis) or as many tumors (multiple osteochondromatosis) Orthopaedic Pathological Specimen and Histology PowerPoint Presentation. Maffucci 100%], diaphyseal aclasis 20%, osteochondroma 0.25%) Pelvis (30%), Femur (20%) Types: Conventional, mesenchymal, clear cell, juxtacotical, dedifferentiated Most common malignant bone tumor of hand. Slide 23 The incidence of osteochondroma is rare and only 2% of such tumors are found in the spine area. When they are found in the vertebral column, less than 1% of all osteochondromas and few tumors occur in the thoracic vertebrae. An osteochondroma arising from the transverse process of the vertebra is even rarer, especially following from the thoracic transverse process
Thomas C. King MD, PhD, in Elsevier's Integrated Pathology, 2007 Osteochondroma. Osteochondromas form as an abnormal outgrowth from the surface of different bones (e.g., ribs and long bones) and recapitulate normal endochondral ossification (i.e., osteochondromas result from normal endochondral ossification in an abnormal location). Osteochondromas typically have a thick cartilaginous cap at. Discussion. Comprising 35.8% of all benign bone tumors, osteochondroma is the most common benign tumor of the bone [8,9]. 90% occur in tibia, humerus and distal femur [8-10]. The scapula is involved in 3.0-6.4% of all cases. The osteochondroma usually arises on the anterior surface of the scapula [2,7,9,11-13] Osteochondroma is a slow growing tumor which may undergo malignant transformation after a certain period of time. Genetics. Development of osteochondroma is the result of multiple genetic mutations. Genes involved in the pathogenesis of osteochondroma include: Germ line mutation in EXT1 gene located on chromosome 8q24.11-q24.1 X‐rays of the distal tibia revealed an osteochondroma and a significant erosion of the distal fibula (Figure 1A). Full‐limb radiographs did not show any tumors. So, a solitary osteochondroma of the right distal fibula was diagnosed. MRI was also performed to assess the cartilage thickness (5‐6 mm) (Figure 1B)
Overall, 45 patients (20 with solitary osteochondroma and 25 with multiple exostoses) received treatment for local recurrence (11 in the authors' series, 34 referred). There were 52 recurrences in 20 patients with solitary osteochondroma and 72 in 25 patients with multiple exostoses. The number of local recurrences ranged from one to 11 Diagnosis and treatment: Plain radiographs, physical findings, the appearance of the lesion at surgery and histopathological examination of biopsy specimens suggested the mass was a synovial osteochondroma arising from synovial membrane near the medial portion of the elbow joint. Resection of the lesion improved the cat's mobility and overall. Osteochondroma - vertebral. Case contributed by Dr Anil Rawat. Diagnosis almost certain Diagnosis almost certain . Presentation. History of spastic paraparesis. A pre- and postcontrast MRI of the dorsal spine followed by non-contrast CT of cervico-dorsal spine were performed for further characterization of the lesion An osteochondroma is a benign (noncancerous) tumor on the surface of your bone. Osteochondromas often develop near the growth plate of a bone during childhood. A growth plate is cartilage near the ends of long bones, such as the thigh bone. You may have one or more tumors. Osteochondromas may prevent your bones from growing normally or cause. Powerpoint slides. Images. American Roentgen Ray Society Images of Osteochondroma physical examination All Images X-rays Echo & Ultrasound CT Images MRI; Ongoing Trials at Clinical Trials.gov. US National Guidelines Clearinghouse. NICE Guidance. FDA on Osteochondroma physical examination. CDC on Osteochondroma physical examinatio
. The symptoms caused by osteochondroma are rare, especially the urogenital complications. Therefore, this tumour is sometimes misdiagnosed Osteochondroma, also called osteocartilaginous exostosis, is the most common benign bone neoplasm, accounting for 10-15% of all bone tumours and 45% of all benign bone tumours [1, 2].However, it rarely causes complications unless the tumour is large or it is located in a crucial anatomical place .Osteochondroma can present as solitary exostosis or as a part of hereditary multiple exostoses 
Osteochondromas are the most common benign bone tumor. Although the metaphysial region of long bones is the usual site of these tumors, the vertebrae may be infrequently affected. The presentation may vary from typical compressive myelopathy to radiculopathy or radiculomyelopathy, depending on the s Osteochondroma is a hamartoma derived from an aberrant subperiosteal germ of the physeal cartilage, which grows and matures according to normal endochondral ossification. Generally, it originates from the metaphysis of the long bones, predominantly the distal femur, proximal humerus, and proximal tibia
Excision of an osteochondroma is usually an easy process, but in some particular locations (like the proximal femur), it could represent a very challenging operation, especially when there is a complex geometry of the lesion that encompasses nerves or vessel (Figures 2-4, Case #1). Surgical excision was carried out by removing the exostosis. Clinical Characteristics. Primary synovial chondromatosis is a relatively uncommon disease that typically affects patients in the third to fifth decades of life, although the age range for clinical presentation is wide (, 2 7, , 8 17).Men are affected two to four times more frequently than women (, 2 7 8 17).There are only rare reports of familial association (2% of cases) that in.
Osteochondroma of the talus is a rare entity that can cause pain, swelling, restriction of movements, synovitis and tarsal tunnel syndrome (TTS). We present three such cases with varying presentation. Case 1 presented with synovitis of the ankle along with a bifocal origin of the talar osteochondroma. Case 2 presented with TTS as a result of compression of the posterior tibial nerve Learn more about the different types of osteoma and what causes them. This article also covers the symptoms, diagnosis, and potential treatment options
MRI. An osteochondroma arises from the medial aspect of the distal femoral diaphysis, extending away from the joint. It has a small cartilage cap, and associated with no pathological fracture. Minimal surrounding muscular edema most likely mechanical in nature Download Figure Download PowerPoint. FIGURE 2. Sagittal proton-density, fat-saturated magnetic resonance image sequence of the right hip demonstrating a large osteochondroma involving the proximal right femur at the level of the lesser trochanter, with a thin cartilaginous cap and adjacent bursal fluid, which extends into the posterior. Osteochondroma, the most common tumor of bone, is usually asymptomatic. Vascular complications are an atypical presentation and include true or false aneurysm formation, deep venous thrombosis, and arterial insufficiency. A review of the English literature identified 130 cases of osteochondroma-related vascular complications Osteochondroma is a developmental anomaly of the bone that results in the formation of an exophytic outgrowth on the surface of the bone. It is the most common benign bone tumor. Distal Femur and Proximal Tibia are the most common sites for this tumor. Osteochondroma is rare in the Pelvis. Osteochondroma is also known as Exostosis
kuliah s1 UNIBA BONE.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Scribd is the world's largest social reading and publishing site Solitary osteochondroma (SOC) of the spine is very rare, though OC is the commonest benign tumour of the bone. Only about 1-4% of SOCs occur in the spine. And solitary ostechondroma of spine causing cord compression is even rarer. These tumours slowly enlarge, creating insidious but progressive symptoms of myelopathy or radiculopathy or both. Clinical histories, routine radiographs, CT.
A 40 year old man with hereditary multiple exostoses (HME), affecting predominantly his left proximal tibia, distal femur, and proximal femur, underwent resection of an osteochondroma near the trochanter major of his left proximal femur because of malignant transformation of the cartilaginous cap towards secondary peripheral chondrosarcoma. The patient had a history of a papillary thyroid. Osteochondroma is the most common bone tumor, observed in 1% to 2% of the population. It is made of hyperplasic bone arising from subperiostal displacement of adjacent epiphyseal plane cartilage. These lesions have a protective cartilaginous cap, which ossifies at the end of the growth period with epiphyseal closure
Sacral osteochondromas are rare tumors, and a handful of cases have been reported in the literature. The clinical manifestations of sacral osteochondral may vary from a painless mass to a complete neurological deficit. We report a case of sacral osteochondroma arising from S2-3 lamina causing difficulty in lying down in the supine position and sitting I NTRODUCTION. Osteosarcoma is defined as the primary malignant mesenchymal bone tumor where the malignant tumor cells directly form the osteoid or bone or both. 1,2,3,4,5,6,7,8,9,10,11,12 Demonstration of osteoid directly formed by the malignant cells in histopathology is essential for making the diagnosis of osteosarcoma. 2,3 Although the exact cause of osteosarcoma is still unknown, defects. Osteochondroma rarely occurs in the buccal and maxillofacial region, and the signs and symptoms vary according to the size and location of the tumour. In cases that involve the condyle of the mandible, the commonly recommended management is the radical resection of the tumour including the condyle, aiming to re‐establish aesthetics and function
Osteochondroma is described as osteocartilaginous exostosis .It is considered the most common tumor of skeletal bones, comprising approximately 35 to 50% of all benign bone tumors , but it is rarely found in the jaw .Condylar hyperplasia is characterized by a unilateral non-neoplastic overgrowth of the condyle and the mandible .Condylar hyperplasia is a self-limiting disease that is. Osteochondroma and synovial chondromatosis are frequently reported benign bony and cartilaginous lesions. Osteochondroma is distinguished by a cartilage-capped bony exostosis on the exterior surface of the bone, whereas synovial chondromatosis is secondary to metaplasia and is characterized by multiple cartilaginous loose bodies within the synovium Osteoid Osteoma. An osteoid osteoma is a benign (noncancerous) bone tumor that usually develops in the long bones of the body, such as the femur (thighbone) and tibia (shinbone). Although osteoid osteomas can cause pain and discomfort, they do not spread throughout the body. Osteoid osteomas can affect people of all ages, but they occur more. Tracheal osteochondroma is the most frequent cartilaginous neoplasm reported, representing 42.3% of all tumors described, followed by tracheal chondrosarcoma (19.2%), tracheal chondroma (15.4%), laryngeal chondroma (7.7%), laryngeal myxochondroma (7.7%), and laryngeal chondrosarcoma (7.7%) A-E: adamantinoma aggressive osteoblastoma anatomy-bone anatomy-joints aneurysmal bone cyst angiosarcoma arthritis-general aseptic bone necrosis atypical cartilaginous tumor (pending) bacterial osteomyelitis (acute) BCOR-CCNB3 fusion (pending) benign notochordal cell tumor bizarre parosteal osteochondromatous proliferation bone formation and.
Open in figure viewer PowerPoint. a) Weightbearing latero-medial radiograph of the right tarsus. There are three differently sized rounded mineral opacities dorsal to, and partially superimposed on, the calcaneus and plantar to the distal tibia with an opacity similar to trabecular bone. Osteochondroma formation is an infrequent cause of. Introduction. An osteochondroma (osteocartilaginous exostosis) is a benign osseocartilaginous excrescence that arises from the surface of a bone [1-7].Osteochondromas can be present as either solitary lesions or in the form of multiple exostoses, a condition also known as osteochondromatosis or multiple cartilaginous exostoses [1-8].In humans, solitary osteochondromas account for about 35%.
Sessile osteochondroma Left posterior pelvic ilium: Low-grade chondrosarcoma: Schmale GA et al. Sarcoma 2010, Article ID 41705, 7 pages, 2010: 2: 13, M: Family h/o MHE, 6 mos h/o of painless enlarging osteochondroma of left distal femur: 10 × 10 × 7 cms lesion with sclerotic margin at distal femoral diaphysis, displaying obvious growt Estrogen deficiency can result in obvious trabecular bone loss and high bone turnover associated with increased osteoclast numbers in females, which often exists in postmenopausal women and leads to osteoporosis, the most common skeletal disorder (Nakamura, et.al., 2007). Osteoporosis is a bone disease with a common occurrence as the body ages.