Monteggia variant inclusion criteria included fracture of the proximal ulna together with a fracture of the radial head or neck and skeletal maturity. A monteggia fracture consists of a combination of both. There are 4 types of monteggia fractures also sometimes called bado lesion types named after the person who described the types. Initial radiographs showing the dislocated radial head with distal third bone forearm fractures. Monteggia fractures are defined as fractures of the proximal third of the ulna with anterior dislocation of the head radius. Grimus helps to remember which forearm bone is fractured and whether the distal inferior or proximal superior part of the bone is involved. Fractures of the ulna including monteggia not so simple by american shoulder and elbow surgeons 2010 featuring matthew l. Fall on an outstretched hand with the forearm in excessive pronation hyperpronation injury. Anatomic reduction, rigid fixation specific attention to the contour of the ulna grechenig w, clement h, pichler w, tesch np, windisch g. Provide an explanation for key principles and pertinent aspects of the.
Exactly what treatment will be used depends on how severe the injury is but the conservative treatment is to put a cast on the arm in order to immobilize the arm while the joint and ulna have an opportunity to heal. Radial head dislocation, which is most commonly seen on an ap view of the elbow where the radial head is no longer lining up with the capitellum where the radiocapitellar line normally resides. Monteggia fracturedislocation radiology reference article. Fracture of the proximal or middle third of the ulna and radius with dislocation of the radial head in any direction. The immediate postoperative radiographs showed inaccurate reduction of the proximal ulnar fracture, resulting in abnormal articular congruence of the elbow joint. Proximal ulnar fractures are often associated with dislocation of the radial head. This fracture pattern was first described in 1814 by giovanni monteggia. Sequelae of monteggias fracturedislocation in adults.
The type ii, 50% fracture is unstable at 60 degrees of extension with the radial head removed, the elbow is unstable, even with more than 90 degrees of flexion. Monteggia gave the classic description of the fracture in 1814. Monteggia fractures consist of an ulna fracture accompanied by radial head dislocation. Typically, monteggia fracturedislocations occur as the result of a fall onto an outstretched hand foosh 4 the bado classification is used to subdivide the fracturedislocation into four types which all have different treatment options and prognoses and is based on the principle that the direction in which the apex of the ulnar fracture points is the same direction as the radial. Hidden camera investigation on what really happens to. Earlier studies have reported on the results of treating monteggia fractures in children and adults even though this type of fracture is different in these two patient populations. Fractures of the ulna including monteggia not so simple. Monteggia fractures in pediatric and adult populations. Pdf monteggia described a fracture of the proximal third of the ulna with anterior dislocation of the radial head from both the proximal radioulnar. Mnemonic g r u m galleazi radius fx ulna fx monteggia. Rigid anatomic fixation of ulnar fracture is paramount. Totally 26 patients were identified with monteggia variants and 18 were available for followup, including 11 males and 7 females with the mean age of 35 years.
If the fracture seems to be unstable on the initial films or at the initial, internal fixation using an intramedullary pinning technique is done. Monteggia fracture dislocations can be easily missed on radiographs. Monteggia fracture an overview sciencedirect topics. Pronunciation of monteggia with 1 audio pronunciation and more for monteggia. Monteggia fractures after fixation of the ulna, the radial head is usually stable 90% if radial head not reduced recheck ulna length if open reduction is required for the radial head, the annular. Monteggia fracture dislocation equivalents analysis of. Monteggia fracturedislocations bado classification of fractures of the proximal ulna. A closed monteggia fracture with comminution of the proximal ulna and luxation of the head of the radius was present fig. Jun 30, 2016 forearm fracture is seen on radiographs, both the wrist and the elbow must be evaluated to exclude associated dislocations and additional fractures. Pdf monteggia fracture with unreducable anterior dislocation of. With fractures involving 25%, 50%, and 75% of the coronoid, the joint is grossly unstable. This retrospective analysis of 220 forearm fractures in children shows. All structured data from the file and property namespaces is available under the creative commons cc0 license. Part iii monteggia fracturedislocations in children,chapter 9 fractures of the radius and ulna.
Files are available under licenses specified on their description page. Coronoid process and monteggia fractures clinical gate. There are several mnemonics for the difference between a galeazzi and a monteggia fracturedislocation. This can be accomplished by using a single pin of sufficient size or multiple small pins, nesting them within the medullary canal to provide stability. All monteggia fracture dislocations require an urgent orthopedic assessment. In the early period 18141939, the components of the monteggia injury were identified, and the importance of reducing the radial head and ulna shaft fracture became apparent. Rockwood c a jr wilkins k e beaty j h eds, fig 9118,lippincottraven,philidelphia, pa. Fracture of the ulnar metaphysis associated with a lateral or anterolateral dislocation of the radial head. Plastic deformation associated with anterior radial head dislocation 31% poor recognition can lead to recurrent dislocation incomplete fracture i. Isolated radial shaft fractures are more common than galeazzi fractures. Monteggia fracture medical definition merriamwebster.
Kinesitherapy was carried out in two phases maximally and moderately protective, and as a result of the applied means of functional recovery, there was achieved a good. Monteggia fracture dislocations are uncommon in childhood. Monteggia fracture dislocation with terrible triad injury feat. It is useful to note that it is the head of the nonfractured bone that is dislocated. The code is valid for the year 2020 for the submission of hipaacovered transactions. If an ulna fracture is present, always look for a radial head dislocation by assessing for disruption of the normal radiocapitellar relationship. Rare presentation of a type i monteggia fracture emergency. Galeazzi and monteggia fracturedislocations mnemonic.
The influence of lateral and anterior angulation of the proximal ulna on the treatment. Monteggia fracture causes, treatment, surgery, management. Galeazzi fractures recognizing the injury may be difficult when subtle should be suspected in all isolated radial shaft fractures, however. A closed reduction of the fracture was accomplished under a general. The pattern of injury is the same as with a type i injury with the inclusion of a radius shaft fracture distal to the level of the ulnar fracture. Monteggia fracturedislocations are uncommon in childhood. Monteggia fracture pictures, symptoms, causes, diagnosis. He defined it as a traumatic lesion featuring a fracture of the proximal ulna and an anterior. Neglected monteggia fracturedislocations in children. A monteggia fracture is a fracture of the proximal ulna coupled with a radial head dislocation. If an ulna fracture is present, always look for a radial head dislocation.
Monteggia fracture dislocations bado classification of fractures of the proximal ulna. An 11monthold female cat was presented after a fall from a height. Monteggia fracture pediatric orthopaedic society of. Case example bilateral monteggia fracture dislocations. Mar 20, 2018 monteggia fracture everything you need to know dr. Part iii monteggia fracture dislocations in children,chapter 9 fractures of the radius and ulna. Mar 26, 2020 a monteggia fracture is a fracture of the arm in which the ulna, one of the bones in the forearm, breaks, and the joint with the radial head at the elbow becomes dislocated. A previously healthy female, 53 years of age, fell when she tripped while carrying a laundry basket down steps landing on the dorsal aspects of her flexed elbows, and had immediate pain in both upper extremities. Monteggia fractures most commonly result from a direct blow to the forearm with. Nissman clinical history 27yearold man who describes falling on an outstretched hand, now with pain and swelling of the elbow and proximal forearm. The evolution of management of monteggia fracturedislocations can be considered in 3 chronological periods.
The radiographer, the one who takes xrays, will take xrays of several angles so the physician can see the full extent of the injury and fracture. Such fractures are easily overlooked due to the prominence of the ulna fracture. Unfortunately, an acute monteggia fracture is misdiagnosed in up to onethird of cases. Correct early diagnosis is essential to avoid elbow dysfunction and the necessity for open reduction of the radial head. This fracture is usually very evident because it causes extreme pain and the patients range of motion will be limited as a result of the fracture. This is an arm fracture in which the joint with the radial head at your elbow becomes dislocated and the ulna, one of the bones in your forearm is broken. Delayed or missed diagnosis is the most frequent complication. Monteggia fracture dislocations are unstable injuries composed of a proximal ulna fracture and dislocation of the radial head. When a person has this type of fracture it is normally very evident because it causes extreme pain.
Monteggia fracturedislocations can be easily missed on radiographs. Monteggia initially reported on a fracture of the ulna associated with anterior dislocation of the radial head, which is today recognized as the most common of the monteggia lesions, a term coined by bado 4 that includes all ulnar fractures associated with dislocations of the radiocapitellar articulation. Monteggia fracture dislocations into four variants based on the direction of radial head dislocation. The type of fracture depends largely on the mechanism of injury evans, 1949. These fractures are an uncommon class of forearm fractures. Open repair of unstable anteromedial coronoid facet fracture feat. Monteggia fractures dislocations orthopedic trauma service.
Monteggia fracture dislocations can be easily missed on xray. Subsequently, a further classification system based on the direction of the radial head dislocation and associated fractures of the radius and ulna. Monteggia fracture in our series is a fracture in young adults, with male predominance, which joined the study by singer which shows a significantly higher fracture of the forearm rate including fracture monteggia in men between 15 to 44 years 2,3. Figure 56a figure 56b figure 56c findings anteroposterior ap radiograph of the left forearm fig. The risk of these fractures is five times higher than for a woman over 60 years 4. Jupiter, in shoulder and elbow trauma and its complications, 2016. Becheva 1 1 phd, medical university plovdiv, medical college, bulgaria abstract the treatment of elbow joint fractures is a serious medical and social problem due to frequent. Open relocation of the radial head and soft tissue procedures are redundant. I with anterior radial dislocation ii with posterior radial dislocation iii with lateral radial dislocation iv with anterior radial dislocation and fracture greenspan 1992 574p. They typically occur in children between 4 and 10 years of age after a fall onto an outstretched hand. Monteggia in children pediatric presentation is very unique characteristics include. There are several mnemonics for the difference between a galeazzi and a monteggia fracture dislocation.
A monteggia fracture is normally diagnosed by having xrays taken in order for the doctor to visualize the joints and bones in your arm. Druj injury not present in majority of isolated radial shaft fractures ring, et al. The monteggia fracture is a fracture of the proximal third of the ulna with dislocation of the proximal head of the radius. Described by giovanni batista monteggia in 1814 as traumatic lesion distinguished by a fracture of the proximal third of the ulna and an anterior dislocation of the proximal epiphysis of the radius bado classified the fracture and coined the term in 1967 it a combination of fracture of ulna with dislocation of the proximal radius with or without. Rockwood and wilkins fractures in children, 6th ed. If an ulna fracture is present, always look for a radial head dislocation by assessing for. Fracture of the proximal third of the radius and ulna at the same level associated with an anterior dislocation of the radial head.
Fraktur monteggia pdf the main goal in treatment of monteggia fractures is the successful reduction of luxation of the radial head and effective retention. Monteggia fracturedislocations into four variants based on the direction of radial head dislocation. Plate fixation of diaphyseal fracture joint usually reduces indirectly and is stable if unstable. Figure 272 experimental data depicting the stability of the ulnohumeral joint. The influence of lateral and anterior angulation of the proximal ulna on the treatment of a monteggia fracture.
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