scholarly journals Surgical Management of Unilateral Soft Tissue Swelling around the Proximal Interphalangeal Joint in an Adolescent: A Case Report of Pachydermodactyly

2015 ◽  
Vol 2015 ◽  
pp. 1-4 ◽  
Author(s):  
Naoki Kato ◽  
Mamoru Niitsu ◽  
Tetsuya Kawabe ◽  
Eiichi Arai ◽  
Keizo Fukumoto

Pachydermodactyly (PDD) is a rare and benign acquired form of digital fibromatosis, characterized by asymptomatic fusiform soft tissue hypertrophy of the lateral aspect of the proximal interphalangeal (PIP) joints of the fingers. The etiology of PDD remains unknown, but it usually affects healthy males around the age of puberty. It can be misdiagnosed as inflammatory rheumatic diseases, especially as juvenile chronic arthritis. Here, we report a case of PDD in an 18-year-old man who had progressive fusiform swelling of the PIP joint on his left middle finger. Although he had no pain or functional limitation of movement, he chose to undergo surgical resection of the lesion to obtain a conclusive diagnosis and to rectify the deformity’s appearance. Histologically, the lesion was characterized by coarse fibrosis in the adipose tissue, peripheral nerve fibers, and eccrine glands; this is compatible with a diagnosis of PDD.

1983 ◽  
Vol 12 (1) ◽  
pp. 17-20 ◽  
Author(s):  
Brynjólfur Mogensen ◽  
Håkan Brattstróm ◽  
Helena Svantesson ◽  
Lars Lidgren

1995 ◽  
Vol 11 (1) ◽  
pp. 45-50 ◽  
Author(s):  
Jorn A. Hogeweg ◽  
Rob A.B. Oostendorp ◽  
Paul J.M. Helders

Hand ◽  
2016 ◽  
Vol 12 (1) ◽  
pp. 91-97 ◽  
Author(s):  
Aldo G. Beltrán ◽  
Camilo J. Romero

Background: The management of contractures and soft tissue defects in the proximal interphalangeal (PIP) finger joint remains a challenge. We report a transposition flap from the lateral skin of the proximal phalanx that is based on perforating branches of the digital arteries and can be used safely for both palmar and dorsal cover defects. Methods: We first completed an anatomic study, dissecting 20 fingers in fresh cadavers with arterial injections and made the new flap in patients with dorsal or palmar defects in PIP joints. Results: In cadavers, we can reveal 4 constant branches from each digital artery in the proximal phalanx, with the more distal just in the PIP joint constituting the flap pedicle. Between February 2010 and February 2015, we designed 33 flaps in 29 patients, 7 for dorsal and 26 for palmar defects, with no instances of flap necrosis and 4 distal epidermolysis. The patients were between 4 and 69 years with no major complications, and all of the skin defects in the PIP joint were resolved satisfactorily without any relevant sequelae at the donor site. Conclusions: This flap procedure is an easy, reliable, versatile, and safe technique, and could be an important tool for the management of difficult skin defects and contractures at the PIP joint level.


2015 ◽  
Vol 49 (4) ◽  
pp. 209-212
Author(s):  
Sharad Prabhakar ◽  
Himmat Singh Dhillon ◽  
Kevin Syam ◽  
Sidak Singh Dhillon ◽  
Mandeep Singh Dhillon

ABSTRACT Fielding injuries are the predominant contact injury in cricket, with the fingers taking the blunt of the trauma due to direct hit by the ball while taking catches. Many types of hand and finger injuries like soft tissue contusions, fractures/dislocations and ligament and joint sprains have been observed in this popular team sport. One of the unique kind of hand injuries associated with cricket is the avulsion of the volar plate of the proximal interphalangeal joint (PIP). Here, we report this unusual injury in a 24-year-old cricketer, its management and 3-month follow-up along with a review of hand injuries in cricket. How to cite this article Prabhakar S, Dhillon HS, Syam K, Dhillon SS, Dhillon MS. Volar Plate Avulsion of Pip Joint; An Unusual Fielding Injury in Cricket. J Postgrad Med Edu Res 2015;49(4):209-212.


Author(s):  
William L. Buford ◽  
Dustin M. Loveland ◽  
Shukuki Koh ◽  
Rita M. Patterson ◽  
Viegas F. Steven

Studies of muscle moment arms have classically followed a method of superposition whereby the measurement or derivation of moment arm magnitudes at any given joint assume independence of the position of joints proximal to the joint under study. This is particularly important for muscles crossing multiple joints. However, because of the nature of the soft tissue anatomy that defines the paths of the intrinsic muscles of the hand inserting into the extensor hood (also known as the dorsal expansion), this assumption may not be true for the intrinsic muscle moment arms at the Proximal Interphalangeal (PIP) Joint. These are muscles that insert into the “hood” of the dorsal expansion at the metacarpophalangeal (MCP) joint of the fingers acting as flexors at the MCP joint and extensors at the PIP joint. The gliding and flexible nature of these tissues bring into question the validity of the assumption that the extension moment arm of the intrinsic muscles at the PIP joint are independent of the position of the MCP joint. Indeed the fact that some of the intrinsic muscles exhibit an increasing (bowstringing) moment arm at the MCP joint with increased flexion infers that the paths of muscles acting through the dorsal expansion do change with respect to phalanx rotation. Does this changing path then affect the extension moment arm of the intrinsics acting at the PIP joint? This project investigates this question with the hypothesis that the extension moment arms of the second lumbrical (2Lum), the second and third dorsal interosseous (2DI and 3DI) at the middle finger PIP joint are significantly different with the middle MCP joint flexed, neutral (at extension) and hyperextended.


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