Fig. One had a cystic lesion in the scaphoid, one in the hamate, and five in the lunate. Clinical presentation Patients may have mild localized pain. 21. Treatment is conservative at an early stage and becomes surgical in case of cortical erosion or increase in size of the cyst with persistent pain. An intraosseous ganglion (plural: ganglia) is a benign subchondral radiolucent lesion without degenerative arthritis. I recently had a bone scan done to determine whether or not a bone cyst in my scaphoid bone is bad enough to operate on. Subchondral bone cysts can happen with any type of arthritis, so rheumatoid arthritis can also cause it. When sacs of fluid form inside an individual's joints, it is known as a subchondral bone cyst. The diagnosis could be delayed so proper radiologic investigation and index of suspicion is necessary .Differential diagnoses of painful cystic radiolucent carpal lesion are osteoid osteoma, osteoblastoma and intraosseous ganglion. Cysts of the hand and wrist represent 60% of hand masses [1, 2].Their annual incidence is estimated to be 0.025% and 0.043% in men and women, respectively [].They are encountered in young adults, especially between 20 and 40 years old, but have been reported in patients between 3 and 89 years old [1, 3-6].There is a 2:1 female predominance. There is a broad transcortical connection on the palmar side. 19. Intraosseous ganglion cyst is a rare bone tumor and the lesion could often be missed. Jahss M. Disorders of the foot. Ach Orthop Trauma Surg 114:14-7,1994. Fealy MJ, Lineaweaver W: Intraosseous ganglion cyst of the scaphoid. Helwig U, Lang S, Baczynski M, Windhager R: The intraosseous ganglion: a clinical pathological report on 42 cases. Scaphoid intraosseous cystic lesions represent a rare subset of carpal bone cysts. It was found in 2003, when i had an episode of extreme wrist pain and presented myself to the doctor about it. Galasko CS. At that time, the xray showed and intraosseous ganglion of the scaphoid bone. Fig. We report the case of a 41-years-oldwoman who presents an intraosseous cyst of the scaphoid discovered fortuitously to study the clinical, radiological and therapeutic aspects of this entity. Ann Plast Surg 34:215-7,1995. Philadelphia: WB Saunders; 1982:996–7. 20. Ganglion cysts have been recognized for centuries; Hippocrates described them as being composed of “mucoid flesh.” 9 They are more common than synovial cysts and arise from tendon sheaths, ligaments, menisci, joint capsules, and bursae. Apropos of a case [in French]. This article documents the outcome of treatment of intraosseous ganglia and simple bone cysts of the carpal bones by curettage and injectable calcium phosphate bone cement (CPC) grafting. CONCLUSION: Intraosseous ganglion cysts in … In the oblique-sagittal CT scan, the cystic lesion takes up a large portion of the internal structure of the scaphoid, which appears in danger of fracturing. 43.4 Large intraosseous ganglion cyst in the scaphoid. Epidemiology Tends to occur in middle age. Osteoarthritis and rheumatoid arthritis can lead to the development of these cysts… The doctor The patients consisted of five men and three women. Chantelot C, Laffargue P, Masmejean E, Peltier B, Barouk P, Fontaine C. Fracture of the scaphoid carpal bone secondary to an intraosseous cyst. Chir Main 1998;17:255–8. Some of these ganglia were occult on conventional radiographs and were detected only at bone scanning and MR imaging. RESULTS: Of these 17 patients, intraosseous ganglion cysts were diagnosed in 15. Kligman M, Roffman M: Bilateral intraosseous ganglia of the scaphoid and lunate bones. 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