The radiographic spectrum of chondroblastoma is presented with emphasis on its various misleading appearances, the pathologic mimics and the. Today, in this article, we will share the textbook of radiology and imaging 7th edition pdf file with our valuable users. Chondroblastoma cb is a rare benign tumor that occurs most commonly in the second decade of life. Chondroblastoma is a rare benign cartilaginous neoplasm that considered for approximately 1% of all bone tumors and characteristically emerges in the epiphysis of a long bone, especially the hummeros, femurand tibia. In 1931, codman classified it as a chondromatous variant of giant cell tumors, when he described these lesions in the proximal humerus. Given the shortage of time, a radiology resident needs to carefully choose what books he should to read. Case of the week 345 on awardwinning, radiologic teaching site for medical students and those starting out in radiology focusing on chest, gi, cardiac and. It is thought to arise from an outgrowth of immature cartilage cells chondroblasts from secondary ossification centers, originating from the epiphyseal plate or some remnant of it. A decade later, jaffe and lichtenstein renamed the codman tumor a benign chondroblastoma to emphasize. William herring, md, a skilled radiology teacher, masterfully covers everything you need to know to effectively interpret medical images. Richard moser, former registrar of the afip, has said that among the thousands of radiology residents he taught there, there was. Novel mnemonic for categorization of epiphyseal bone lesions to formulate a differential diagnosis that. Radiology is a vast subject and there are tons of books available. Chondroblastoma and chondromyxoid fibroma are benign but locally aggressive bone tumors.
Textbook of radiology and imaging 7th edition pdf free. Chondroblastoma definition of chondroblastoma by medical. Pdf learning radiology download full pdf book download. Chondroblastoma is a rare neoplasm accounting for less than 1% of all bone tumors. Ostrowski ml, truong ld, johnson me, spjut hj, hicks mj. Welcome to the radiology assistant educational site of the radiological society of the netherlands by robin smithuis md. Typical radiological findings of a lytic eccentric lesion affecting the epyphysis of the humerus 1 rx, 2 nmr and 3 bone scan clinics and pathology. Chondroblastoma is a bone tumor with a prevalence of only 1 to 2% of primary bone tumours.
A chondroblastoma is a rare type of noncancerous bone tumor that begins in cartilage. Lucent lesions of bone uw radiology university of washington. Chondroblastoma produces prostaglandins, which induce pain. Fluidfluid levels areoccasionally seen on images ofchondroblastomas, can simulate aneurysmal bonecysts. It commonly affects children and young adults and is usually found at the ends of the bone. Chondroblastoma most often affects the ends of the long bones, near the growth plate, in the arms at the. Chondroblastoma is an uncommon benign primary neoplasm of bone, accounting for 1% of all primary bone tumors. An awardwinning, radiologic teaching site for medical students and those starting out in radiology focusing on chest, gi. Our purposes were to report a singleinstitution experience on cb in adults and to discuss the clinical and imaging findings, type of treatment, oncologic and functional outcomes. If youre looking for a free download links of learning radiology.
The findings are characteristic of a chondroblastoma, a rare benign bone tumor. Ramappa aj, lee fy, tang p, carlson jr, gebhardt mc, mankin hj. Chondromyxoid fibroma presents as a bigger, lucent, loculated lesion with a sharp sclerotic margin in the metaphysis of long bones. Characterization of these lesions is structured around imaging findings, clinical presentation. Chondroblastoma is an uncommon benign bone tumour arising typically in the epiphysis. Chondroblastoma, sometimes called codmans tumor, is a rare type of benign noncancerous bone tumor that is comprised of chondroblasts cartilage cells. Ten patients underwent treatment for a chondroblastoma involving the proximal femoral capital epiphysis. We present a thirty one year old man who presented with painless swelling over the left temporal bone, which was near. There are many different types of cartilage in the body. Primary treatment of chondroblastoma with percutaneous. They typically occur in children and young adults, and are more common in males.
Recognizing the basics, 2nd edition, is an imagefilled, practical, and clinical introduction to this integral part of the diagnostic process. Usmle itis please suggest me the best book for radiology. Radcases and aunt minnies atlas and imagingspecific diagnosis. Only rare cases have been reported in the diaphyseal region. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. We report an extreme case of massive, destructive chondroblastoma of the proximal humerus in a 9yearold girl. Nolan and howard middlemiss department of radiology, university of bristol chondroblastoma is a rare benign neoplasm of cartilaginous origin. Most chondroblastomas of the proximal femur occur in the greater trochanter. Pathology malignant transformation has been seen in a small proportion of cases, with local and vascular invasion, and distant metastases. It is, however, most common in children and young adults between the ages of 10 and 20 years. Ct findings do not differ dramatically from other reports.
Periosteal bone apposition in chondroblastoma 35 cally occurred in the metaphysis slightly removed from the lucent component of the lesion figs. Pain was an almost constant presenting complaint, often accompanied in the case of paraarticular lesions by impaired function of an adjacent joint. Less common locations are tarsal bones and pelvis, quite rare elsewhere. Ct and mr appearance amadeo muntane, 1 carlos valls, 1 m. A metaphyseal periosteal reactionoccurs in 1530% ofchondroblastomas. Make sure you join our other social network pages for more radiology cases.
Chondroblastoma is one of the very few tumors that arise here before the. Please suggest me the best book for radiology basics, undergraduate level. It was difficult to differentiate using imaging information the lesion from malignant bone tumors such as. It is therefore possible that some of the cases in their report represented.
It most often affects the ends of the long bones, near the growth plate, in the arms at the shoulder, and in the legs at the hip and knee. Continue reading to learn more about chondroblastoma or visit the bone and soft tissue tumor program page to learn about our expertise and treatment options for this condition. Cardiac radiology genitourinary radiology learning radiology. Learningradiology chondroblastoma, codman, tumor, bone. From january 1987 through december 1992, 22 patients with histologically confirmed chondroblastoma and prior mr imaging examinations were seen. We describe a case of chondroblastoma of a 47yearold man located in the body of the ix right rib. It appears as a round or oval translucent area with a thin sclerotic rim situated most often in the epiphysis of a long bone, and occurs mainly in. The patient presented a moderate right thoracic pain with an apparently palpable mass. This is the specialized, gristly connective tissue from which most bones develop. Chondroblastoma jacobs school of medicine and biomedical. It was not until 1942 that it was considered a separate. Chacko summary chondroblastoma is a rare tumor of the skull. Chondroblastoma diagnosis how is chondroblastoma diagnosed. A geographic, lytic lesion is seen in the epiphysis white and blue arrows of a skeletally immature red arrow males distal femur.
Pdf chondroblastomalike osteosarcomas are extremely rare malignancies having. The authors evaluated three patients in whom minimally invasive percutaneous radiofrequency heat ablation was used to treat pathologically proven chondroblastoma to determine whether this treatment demonstrated longterm success. The textbook of radiology and imaging 7th edition pdf file has been uploaded to our online repository for the safer downloading of the file. Chondroblastoma is a rare type of bone tumor that can affect people of all ages. Moderate to severe pain nearly always present, relatively common also. It is more common in children and young adults affecting males more than females. Recognizing the basics pdf, epub, docx and torrent then this site is not for you. A chondroblastoma is a rare, usually benign, tumor of bone that accounts for approximately 1% of all bone tumors.
Chondroblastoma pediatric orthopaedic society of north. Join our telegram group and channel for more radiology cases. Chondroblastoma is a mostly benign bone neoplasm that typically affects the second decade of life and exhibits a lytic lesion in the epiphysis of long bones. Temporal bone is the commonest site of involvement in the skull. The authors report a case of chondroblastoma in the unusual location of the temporal bone. Chondroblastoma danafarberboston childrens cancer and. It was first described as a giant cell tumor with calcifications by kolodny in 1927, next as a calcifying giant cell tumor by ewing in 1928 and as an epiphyseal chondromatous giant cell tumor by codman in 1931 1, 2.
In addition to a complete medical history and physical examination, diagnostic procedures for chondroblastoma may include the following. Chondroblastoma is a rare type of noncancerous bone tumor that starts from cartilage. Magnetic resonance imaging mri previous section next section. In my opinion, the first order of business is to learn the names of all of the. Chondroblastoma is a rare, benign, locally aggressive bone tumor that typically affects the epiphyses or apophyses of long bones.
A subtle, solid, adjacentmetaphyseal periosteal reaction ispresent medially. Pdf the radiographic spectrum of chondroblastoma is. John hunter is a professor in the department of radiology musculoskeletal section at uc davis school of medicine. In the metaphyseal lesion, the bone apposition developed near the distal pole of the lesion in the metadiaphyseal region. The radiologic differential diagnosis includes cbl, giant cell tumor. Chondroblastoma is a rare neoplasm that represent less than 1% of all bone tumors. Case of the week 345 on awardwinning, radiologic teaching site for medical students and those starting out in radiology focusing on chest, gi, cardiac and musculoskeletal diseases containing over 200 powerpoint lectures, quizzes, handout notes, interactive material, most commons lists and pictorial differential diagnoses. Ct imaging of the chest 12 months after primary tumour resection is also advisable to screen for metastases. To define the characteristics of chondroblastoma at magnetic resonance mr imaging and the combination of findings that are diagnostic for chondroblastoma. The clinical and radiographic findings in 104 patients with chondroblastoma are presented. This type of tumor is also more common in males than females.
Most lesions arise in the epiphysis or apophysis of long tubular bones. Usually at the end of long bones femur, tibia, humerus, involving the epiphysis, both the epiphysis and the metaphysis, or, less frequently, an apophysis. There are lots of resources available on the internet, including articles, case collections, and e books. Most often, the tumors develop at the ends of the femur thighbone, tibia shinbone, or humerus upper arm bone. Ub online phone book ub academic health center the jacobs school is part of the university at buffalo academic health center, one of the most comprehensive academic health. Chondroblastoma is a rare type of benign noncancerous tumor that grows at the ends of the bodys long bones, close to the joints. Chondroblastoma of the femoral head presents particular problems in treatment because the tumour is surrounded by articular cartilage on one side and epiphyseal plate on the other. Chondroblastoma, a destructive lesion with a thin radiodense border, is usually seen in the epiphysis of long bones. A chondroblastoma is a rare benign cartilaginous neoplasm that characteristically arises in the epiphysis of a long bone in young patients.
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