Extensor Tendon Instability Due to Sagittal Band Injury in a Martial Arts Athlete: A Case Report

2017 ◽  
Vol 22 (01) ◽  
pp. 93-96 ◽  
Author(s):  
Andrew Kochevar ◽  
Ghazi Rayan

A Taekwondo participant sustained a hand injury from punching an opponent that resulted in painful instability of the ring finger extensor digitorum communis tendon due to sagittal band damage. His symptoms resolved after reconstructive surgery on the sagittal band (SB) with stabilization of the extensor tendon over the metacarpophalangeal joint.

Hand Surgery ◽  
2011 ◽  
Vol 16 (02) ◽  
pp. 193-196 ◽  
Author(s):  
Katsuhisa Tanabe ◽  
Takaya Nakajima ◽  
Eiji Sogo

Finger extensor tendon dislocation at the metacarpophalangeal joint is caused by various etiologies, such as trauma, congenital anomaly, or rheumatoid arthritis. When the dislocation occurs with no etiology, this is called spontaneous dislocation. Although spontaneous extensor tendon dislocation in one, two or three fingers has been described, to our knowledge, simultaneous dislocation in four fingers has not been reported. In this paper, we report a spontaneous ulnar dislocation of all the extensor tendons in the index, long, ring, and small fingers. Repair of the radial sagittal bands of the extensor digitorum communis of the middle and ring fingers reduced dislocation of all the extensor tendons in four fingers.


2020 ◽  
Vol 2020 ◽  
pp. 1-4
Author(s):  
Mariko Kamiya ◽  
Gen Sasaki ◽  
Kensuke Ikuta ◽  
Hideaki Miyamoto ◽  
Michio Kimura ◽  
...  

A 43-year-old female shiatsu therapist complained of sudden snapping of the metacarpophalangeal joints (MCPjs) of both ring fingers during a specific hand posture. The extensor tendon of the ring finger was dislocated ulnarly when the MCPj of the ring finger was flexed and deviated ulnarly and the MCPj of the middle finger was extended. Surgical exploration revealed an attenuated radial sagittal band. We plicated the juncturae tendinum of the extensor digitorum communis between the middle and ring fingers and released the ulnar sagittal band partially to centralise the extensor tendon excursion. Twenty-six months postoperatively, the patient regained full active and passive range of motion of all fingers without extensor tendon dislocation or snapping in either hand during work.


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 7 (4) ◽  
pp. 385-387
Author(s):  
Dr. Siddaram Patil N ◽  
Dr. K Sagar ◽  
Dr. Lavanya Kumari ◽  
Dr. Prasanth

2018 ◽  
Vol 23 (01) ◽  
pp. 144-148
Author(s):  
Hiroshi Yamazaki ◽  
Shunsuke Miyaoka ◽  
Hiroyuki Kato

We report an avulsion fracture at the base of the third metacarpal involving the extensor carpi radialis brevis insertion and a resulting complication of attritional rupture of the extensor indicis proprius tendon and the extensor digitorum communis to the index finger, in a 67-year-old man.


2019 ◽  
Vol 24 (01) ◽  
pp. 96-99
Author(s):  
Mineyuki Zukawa ◽  
Ryusuke Osada ◽  
Tomoatsu Kimura

We report a rare case of radial dislocation of the extensor tendon over the metacarpophalangeal (MCP) joint of the thumb. Ulnar dislocation has been reported, but previous reports have not mentioned radial dislocation of the extensor tendon in the thumb. Radial dislocation of the extensor tendon of the thumb gradually progressed after cerebral hemorrhage and the patient could not extend MCP joint of the thumb. To resolve difficulty in extending the MCP joint, surgical centralization of the extensor tendon and partial resection of the flexor pollicis brevis (FPB) and abductor pollicis brevis (APB) insertions was performed. The patient recovered function of thumb extensors.


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