Dorsal Dislocation of the Metacarpophalangeal Joint of the Index Finger: A Case Report

1986 ◽  
Vol 21 (5) ◽  
pp. 949
Author(s):  
Gi Bum Lee ◽  
Byung Ill Lee ◽  
Yon II Kim ◽  
Soo Kyoon Rah ◽  
Chang Uk Choi
Hand Surgery ◽  
2013 ◽  
Vol 18 (01) ◽  
pp. 103-105 ◽  
Author(s):  
Ken Teo ◽  
Anthony Berger

We report a case of rotatory subluxation of the metacarpophalangeal joint (MCPJ) of the finger. A 40-year-old man sustained an open injury to his index finger following an explosive injury. Radiographs showed rotatory subluxation of the index finger MCPJ. The index finger extensor digitorium was found interposed in the MCPJ, with a complete tear of the radial collateral ligament. Treatment was by open reduction and repair of the collateral ligament and the extensor tendon. A high level of clinical suspicion is needed to diagnose this entity.


2021 ◽  
Vol 17 (2) ◽  
pp. 120-124
Author(s):  
Jung Hwan Um ◽  
Soon Heum Kim ◽  
Dong In Jo

Kaplan’s lesions are defined as open wounds with the metacarpal head exposed in the palms, accompanied by complex dorsal dislocation of the metacarpophalangeal joint (MCPJ). Kaplan’s lesions are clinically rare because the volar side of the MCPJ is anatomically supported and reinforced by a stronger adjacent structure. Moreover, lesions in the little finger are very rarely reported because most Kaplan’s lesions occur in the index finger. The reduction of lesions and restoration of joint stability is difficult when Kaplan’s lesions occur. Various methods have been currently introduced in the treatment of Kaplan’s lesions; however, no standardized treatment has been established because of the rarity of this disease. This paper reports a case of Kaplan’s lesion of the left little finger without fracture after a fall; the case was successfully treated with open reduction using a volar approach.


Ultrasound ◽  
2021 ◽  
pp. 1742271X2110558
Author(s):  
Eric X Jiang ◽  
Michael A Korn ◽  
Elizabeth A King ◽  
Marnix van Holsbeeck

Introduction Digital collateral ligament injuries are common hand injuries that can cause significant pain and functional impairment. Ultrasonography can be useful in the evaluation of these ligamentous injuries, as it is both cost-effective and allows for easy, dynamic evaluation during imaging. Case report We report a rare sonographic finding of an index finger radial collateral ligament injury that was found to have a flap of the ligament entrapped within the metacarpophalangeal joint, which to our knowledge has not been described previously. We correlate this finding with an intraoperative image of the entrapment of the collateral ligament. We also report on the novel application of superb microvascular imaging to aid in the diagnosis of digital collateral ligament injury. Discussion This particular injury pattern has not been reported in the literature previously and likely explains the patient’s lack of improvement with nonoperative management. Our finding is similar to a Stener lesion seen in a thumb ulnar collateral ligament injury in which the ligament is unable to heal due to entrapment. In addition, using superb microvascular imaging (SMI), we were able to visualize hyperemia to surrounding structures and the ligament itself which suggested an acute injury. Conclusion We anticipate that this case report will provide sonographers with knowledge and images of this specific injury pattern to the digital collateral ligaments.


2006 ◽  
Vol 31 (7) ◽  
pp. 1193-1196 ◽  
Author(s):  
J. Woodfin Kennedy ◽  
Lesley K. Wong ◽  
Behrooz Kalantarian ◽  
Leslie Turner ◽  
Cauley W. Hayes

1989 ◽  
Vol 38 (1) ◽  
pp. 277-280
Author(s):  
Tatsuya Ogata ◽  
Kosuke Hyakutake ◽  
Hiroshi Inoue ◽  
Masashi Sagara ◽  
Shyoji Nakao ◽  
...  

1994 ◽  
Vol 79 (1) ◽  
pp. 563-576 ◽  
Author(s):  
James R. Carey ◽  
Connie L. Bogard ◽  
Bradley A. King ◽  
Vera J. Suman

The purpose of this study was to examine the effects of age, sex, and hand preference on precise control of voluntary movement at the index finger metacarpophalangeal joint in able-bodied volunteers. An electrogoniometer was attached to this joint and connected to a computer. The computer screen displayed a sine wave target that each subject attempted to track with careful extension and flexion finger movements. Accuracy index scores were calculated for the extension phases, flexion phases, and the total sine wave. Each subject performed three tracking trials and the average for each of the above scores was computed. The results showed that younger subjects tracked significantly more accurately than older subjects and men tracked significantly more accurately than women. Also, the subjects tracking with the nonpreferred hand (15 right, 105 left) tracked significantly more accurately than those subjects tracking with the preferred hand (112 right, 8 left) in the flexion phases of the test. The data from these able-bodied subjects provide a base for comparison of patients' data, which may be helpful in the early recognition and monitoring of problems with precision in movement control.


2017 ◽  
Vol 10 (2) ◽  
pp. 479-484 ◽  
Author(s):  
Masato Saito ◽  
Kazumasa Nishimoto ◽  
Robert Nakayama ◽  
Kazutaka Kikuta ◽  
Masaya Nakamura ◽  
...  

Extraskeletal chondroma is defined as a rare, benign, cartilaginous tumor arising from soft tissues such as tendons, tendon sheath synovia, and joint capsules with no continuity to the periosteum or bone cortex. In histopathologic findings, the tumor exhibits many lobular structures and some parts similar to hyaline cartilage. Therefore, it is sometimes difficult to differentiate this tumor from low-grade chondrosarcoma because of their similar histopathologic findings. In order to prevent recurrence, it is necessary to remove the tumor as a whole, including the capsule, so as not to leave any remnants of the tumor. In this article, we report our treatment experience with a case of extraskeletal chondroma in the index finger of a 63-year-old patient.


1996 ◽  
Vol 21 (5) ◽  
pp. 617-621 ◽  
Author(s):  
R. MEHTA ◽  
G. N. MALAVIYA ◽  
S. HUSAIN

Twenty seven opponensplasties for ulnar and median paralysis in 25 leprosy patients were performed using extensor indicis proprius. An additional transfer of the radial half of flexor pollicis longus to extensor pollicis longus was done to stabilize the metacarpophalangeal joint of the thumb. The biomechanical aspects of extensor indicis proprius tendon transfer were studied and results evaluated using various anatomical and functional parameters. Extensor indicis proprius provides adequate strength to position the thumb. However, sometimes it does not reach its new insertion. There is no significant deficit at the donor site but in a few cases the index finger may lose its capability for independent extension and sometimes a proximal interphalangeal joint contracture may develop.


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