A rare case of floating fifth metacarpal and review of literature

Background: Floating metacarpal is a rare concurrent bipolar dislocation of metacarpal at both ends. Isolated dislocations of Carpo-metacarpal (CMC) or Metacarpo-phalangeal (MCP) have been previously reported, simultaneous dislocations of both joints is scarcely reported in literature and bares high...

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Main Authors: Furqan Mohammad Yaseen Khan, Mohammad Reza Guity, Arash Arfa, Nima Bagheri
Format: Article
Language:English
Published: Elsevier 2019-04-01
Series:Trauma Case Reports
Online Access:http://www.sciencedirect.com/science/article/pii/S2352644019300020
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author Furqan Mohammad Yaseen Khan
Mohammad Reza Guity
Arash Arfa
Nima Bagheri
author_facet Furqan Mohammad Yaseen Khan
Mohammad Reza Guity
Arash Arfa
Nima Bagheri
author_sort Furqan Mohammad Yaseen Khan
collection DOAJ
description Background: Floating metacarpal is a rare concurrent bipolar dislocation of metacarpal at both ends. Isolated dislocations of Carpo-metacarpal (CMC) or Metacarpo-phalangeal (MCP) have been previously reported, simultaneous dislocations of both joints is scarcely reported in literature and bares high chance of diagnosis being missed on presentation. Patient: A 29-year-old male presented with pain, swelling in left hand and loss of movement in fifth and fourth finger following a motorcycle fall injury. Radiography showed floating metacarpal of fifth ray along with fracture dislocation of at base of fourth metacarpal. Diagnosis: The patient was diagnosed with floating fifth metacarpal along with fracture dislocation at base of fourth metacarpal. Intervention: Open reduction and K-wire fixation was performed across CMC for fifth and fourth metacarpal along with MCP fixation for fifth metacarpal joint. Outcomes: The patient had excellent outcome after one year with normal Range of motion and grip. Lessons: Early recognition and prompt management of these injuries are considered as hallmark of prognosis. Ideal treatment for such dislocation is controversial. However, we have noted from earlier case reports that with acute dislocation and minimal swelling closed reduction and cast immobilization could be sufficient. In case of delayed presentation or swelling along with fracture, open reduction is favorable choice of treatment. Keywords: Floating metacarpal, CMC dislocation, MCP dislocation
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spelling doaj.art-a90015dec15b4248a0238bf929ba4a272022-12-21T18:39:29ZengElsevierTrauma Case Reports2352-64402019-04-0120A rare case of floating fifth metacarpal and review of literatureFurqan Mohammad Yaseen Khan0Mohammad Reza Guity1Arash Arfa2Nima Bagheri3Joint Reconstruction Research Center, Tehran University of Medical Sciences, IranJoint Reconstruction Research Center, Tehran University of Medical Sciences, IranJoint Reconstruction Research Center, Tehran University of Medical Sciences, IranCorresponding author at: Tehran University of Medical Sciences, Orthopedic Surgery Ward, Imam Khomeini Hospital Complex, Keshavarz Blvd., Tehran, Iran.; Joint Reconstruction Research Center, Tehran University of Medical Sciences, IranBackground: Floating metacarpal is a rare concurrent bipolar dislocation of metacarpal at both ends. Isolated dislocations of Carpo-metacarpal (CMC) or Metacarpo-phalangeal (MCP) have been previously reported, simultaneous dislocations of both joints is scarcely reported in literature and bares high chance of diagnosis being missed on presentation. Patient: A 29-year-old male presented with pain, swelling in left hand and loss of movement in fifth and fourth finger following a motorcycle fall injury. Radiography showed floating metacarpal of fifth ray along with fracture dislocation of at base of fourth metacarpal. Diagnosis: The patient was diagnosed with floating fifth metacarpal along with fracture dislocation at base of fourth metacarpal. Intervention: Open reduction and K-wire fixation was performed across CMC for fifth and fourth metacarpal along with MCP fixation for fifth metacarpal joint. Outcomes: The patient had excellent outcome after one year with normal Range of motion and grip. Lessons: Early recognition and prompt management of these injuries are considered as hallmark of prognosis. Ideal treatment for such dislocation is controversial. However, we have noted from earlier case reports that with acute dislocation and minimal swelling closed reduction and cast immobilization could be sufficient. In case of delayed presentation or swelling along with fracture, open reduction is favorable choice of treatment. Keywords: Floating metacarpal, CMC dislocation, MCP dislocationhttp://www.sciencedirect.com/science/article/pii/S2352644019300020
spellingShingle Furqan Mohammad Yaseen Khan
Mohammad Reza Guity
Arash Arfa
Nima Bagheri
A rare case of floating fifth metacarpal and review of literature
Trauma Case Reports
title A rare case of floating fifth metacarpal and review of literature
title_full A rare case of floating fifth metacarpal and review of literature
title_fullStr A rare case of floating fifth metacarpal and review of literature
title_full_unstemmed A rare case of floating fifth metacarpal and review of literature
title_short A rare case of floating fifth metacarpal and review of literature
title_sort rare case of floating fifth metacarpal and review of literature
url http://www.sciencedirect.com/science/article/pii/S2352644019300020
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