Ulnar Tunnel Syndrome (Guyon’s Canal Syndrome)

2001 ◽  
pp. 159-164
Hand Surgery ◽  
2000 ◽  
Vol 05 (01) ◽  
pp. 77-79 ◽  
Author(s):  
Eileen P. Fong ◽  
Peter J. Mahaffey

We describe a case of anomalous muscle belly at Guyon's canal causing ulnar tunnel syndrome with sparing of the motor branch and hypothenar muscles.


2016 ◽  
Vol 06 (03) ◽  
pp. 235-237
Author(s):  
YongSeok Nam ◽  
SeungHwan Hwang ◽  
SuRak Eo

AbstractAnomalous hypothenar muscles in the wrist are relatively common with 47% prevalence, and their possible consequences associated with Guyon's canal are well known. The accessory of the abductor digiti minimi muscle (ADM) is known to be one of the causes of ulnar tunnel syndrome or ulnar artery thrombosis. A unique ADM was found in the volar wrist region of an 87-year-old male cadaver passing through Guyon's canal.


1996 ◽  
Vol 21 (5) ◽  
pp. 664-665 ◽  
Author(s):  
R. H. ABLOVE ◽  
O. J. MOY ◽  
C. A. PEIMER ◽  
D. R. WHEELER ◽  
E. DIAO

We measured pressure changes in Guyon's canal and the carpal tunnel before and after endoscopic (11 cases) and open (10) carpal tunnel release. We found that release of the flexor retinaculum by endoscopic and open techniques measurably decreased pressure in both the carpal tunnel and Guyon's canal. This study provides an explanation for relief of ulnar tunnel syndrome symptoms following carpal tunnel release and may indicate that carpal tunnel release alone may be sufficient to provide symptomatic relief for most patients with carpal and ulnar tunnel syndromes.


2016 ◽  
Vol 35 (3) ◽  
pp. 231-233 ◽  
Author(s):  
A. Michot ◽  
B. Chaput ◽  
J.-M. Alet ◽  
P. Pelissier

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