A rare variation of intrinsic and extrinsic hand muscles represented by a bi-ventered first lumbrical extending into the carpal tunnel combined with bilateral fifth superficial flexor digitorum tendon regression

Morphologie ◽  
2018 ◽  
Vol 102 (339) ◽  
pp. 294-301
Author(s):  
Sandeep Silawal ◽  
Karim Rayan Galal ◽  
Gundula Schulze-Tanzil
2015 ◽  
Vol 22 (1) ◽  
pp. 29
Author(s):  
Se Woong Kwon ◽  
Ji Hye Kim ◽  
Won Chan Kang ◽  
Soo Jung Kim ◽  
Ho Yeon Kim ◽  
...  

2020 ◽  
Vol 15 (01) ◽  
pp. e1-e4
Author(s):  
Amgad S. Hanna ◽  
Zhikui Wei ◽  
Barbara A. Hanna

AbstractMedian nerve anatomy is of great interest to clinicians and scientists given the importance of this nerve and its association with diseases. A rare anatomical variant of the median nerve in the distal forearm and wrist was discovered during a cadaveric dissection. The median nerve was deep to the flexor digitorum superficialis (FDS) in the carpal tunnel. It underwent a 360-degree spin before emerging at the lateral edge of FDS. The recurrent motor branch moved from medial to lateral on the deep surface of the median nerve, as it approached the distal carpal tunnel. This variant doesn't fall into any of Lanz's four groups of median nerve anomalies. We propose a fifth group that involves variations in the course of the median nerve. This report underscores the importance of recognizing variants of the median nerve anatomy in the forearm and wrist during surgical interventions, such as for carpal tunnel syndrome.


2012 ◽  
Vol 16 (3) ◽  
pp. 180-182
Author(s):  
Russell D. Rosenberg ◽  
Joshua M. Abzug ◽  
Sidney M. Jacoby ◽  
A. Lee Osterman

1994 ◽  
Vol 19 (2) ◽  
pp. 197-198 ◽  
Author(s):  
K. NAKAMICHI ◽  
S. TACHIBANA

We report a case of a closed rupture within the carpal tunnel of the flexor digitorum profundus tendon of the little finger. There was no underlying pathology.


Author(s):  
Behzad Enayati ◽  
Mahmoud Farzan ◽  
Shahram Akrami ◽  
Pouya Tabatabaei Irani ◽  
Alireza Moharrami

Background: Trigger wrist is a rare disease with few reported cases in the literature. This condition presents with painful sensation and a clicking sound during finger or wrist movements. Case Report: In this report, we present a 32-year-old man suffering from trigger wrist along with carpal tunnel syndrome caused by muscle belly hypertrophy and extension to the carpal tunnel. The diagnostic approach and surgical techniques are explained. Conclusion: In cases of trigger wrist associated with carpal tunnel syndrome (CTS), there may be an underlying cause covering both the trigger wrist and CTS at the volar side of the wrist. Therefore, a precise clinical examination is recommended to avoid unnecessary surgery, releasing of A1 pulley, or steroid injection.  


Hand Surgery ◽  
2003 ◽  
Vol 08 (01) ◽  
pp. 141-143 ◽  
Author(s):  
Hiroshi Kono

We reported on an acute carpal tunnel syndrome that occurred two hours after the internal fixation of scaphoid. Operative exploration showed median nerve compression caused by flexor digitorum superficialis muscle bellies within the carpal tunnel. Symptoms were relieved immediately after the carpal tunnel release. This case was very rare because acute carpal tunnel syndrome was caused by swollen muscle bellies within the carpal tunnel after the initial operation for the trans-scaphoid perilunate dislocation. This clinical situation should be distinguished from compartment syndrome of forearm.


Hand Surgery ◽  
2005 ◽  
Vol 10 (01) ◽  
pp. 109-114 ◽  
Author(s):  
I. Grant ◽  
A. C. Berger ◽  
D. C. R. Ireland

We report three patients who sustained a rupture of the flexor digitorum profundus tendon to the small finger within the carpal tunnel. There was a common mechanism of injury, each rupture occurred during resisted flexion of the digit with the metacarpophalangeal joint in extension. All the patients were male, one patient had an asymptomatic undiagnosed fracture of the hook of hamate, one patient had radiological evidence of piso-triquetral osteoarthritis. In each case, an attrition rupture was confirmed at surgery.


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