Versatile but Temperamental: A Morphological Study of Palmaris Longus in the Cadaver

Introduction: Palmaris longus (PL) is one of the most variable muscles in our body and is vestigial functionally. Its long tendon and its superficial location make it an ideal source for tendon harvesting. Variations such as absence, duplication and reversal have far reaching clinical impact. Th...

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Main Authors: Asha Joselet Mathew, Tintu Thottiyil Sukumaran, Susan Joseph
Format: Article
Language:English
Published: JCDR Research and Publications Private Limited 2015-02-01
Series:Journal of Clinical and Diagnostic Research
Subjects:
Online Access:https://jcdr.net/articles/PDF/5542/11212_CE(RA1)_F(T)_PF1(NJAK)_PFA(AK)_PF2(PAG).pdf
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author Asha Joselet Mathew
Tintu Thottiyil Sukumaran
Susan Joseph
author_facet Asha Joselet Mathew
Tintu Thottiyil Sukumaran
Susan Joseph
author_sort Asha Joselet Mathew
collection DOAJ
description Introduction: Palmaris longus (PL) is one of the most variable muscles in our body and is vestigial functionally. Its long tendon and its superficial location make it an ideal source for tendon harvesting. Variations such as absence, duplication and reversal have far reaching clinical impact. The aim of this study is to estimate the presence, variants and nerve supply of the PL. Materials and Methods: Upper extremity of 24 cadavers was dissected and PL was examined. The results were compared to other studies on the PL and literature survey was carried out. Results: Thirty nine specimens showed normal morphology and four showed complete agenesis. Other morphological variations seen included - reversed, hybrid, fusiform, fleshy and bifurcated tendon of insertion. Conclusion: Every surgeon must be aware of the variations of the versatile but temperamental PL. Prior knowledge of the layout of the muscle helps in planning intricate surgeries to which this tendon is put use to.
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spelling doaj.art-d1f74672386043c4abdf4d52d19d134f2022-12-21T18:41:55ZengJCDR Research and Publications Private LimitedJournal of Clinical and Diagnostic Research2249-782X0973-709X2015-02-0192AC01AC0310.7860/JCDR/2015/11212.5542Versatile but Temperamental: A Morphological Study of Palmaris Longus in the CadaverAsha Joselet Mathew0Tintu Thottiyil Sukumaran1Susan Joseph2Clinical Associate Professor, Department of Anatomy, Amrita School of Medicine, AIMS, Amrita Vishwa Vidyapeetham, Ponekara Kochi, Kerala, India.Lecturer, Department of Anatomy, Amrita School of Medicine, AIMS, Amrita Vishwa Vidyapeetham, Ponekara Kochi, Kerala, India. Lecturer, Department of Anatomy, Amrita School of Medicine, AIMS, Amrita Vishwa Vidyapeetham, Ponekara Kochi, Kerala, India.Introduction: Palmaris longus (PL) is one of the most variable muscles in our body and is vestigial functionally. Its long tendon and its superficial location make it an ideal source for tendon harvesting. Variations such as absence, duplication and reversal have far reaching clinical impact. The aim of this study is to estimate the presence, variants and nerve supply of the PL. Materials and Methods: Upper extremity of 24 cadavers was dissected and PL was examined. The results were compared to other studies on the PL and literature survey was carried out. Results: Thirty nine specimens showed normal morphology and four showed complete agenesis. Other morphological variations seen included - reversed, hybrid, fusiform, fleshy and bifurcated tendon of insertion. Conclusion: Every surgeon must be aware of the variations of the versatile but temperamental PL. Prior knowledge of the layout of the muscle helps in planning intricate surgeries to which this tendon is put use to.https://jcdr.net/articles/PDF/5542/11212_CE(RA1)_F(T)_PF1(NJAK)_PFA(AK)_PF2(PAG).pdfagenesisaccessory palmaris longusduplicated palmaris longushybridpalmaris longusreversed palmaris longustendon harvesting
spellingShingle Asha Joselet Mathew
Tintu Thottiyil Sukumaran
Susan Joseph
Versatile but Temperamental: A Morphological Study of Palmaris Longus in the Cadaver
Journal of Clinical and Diagnostic Research
agenesis
accessory palmaris longus
duplicated palmaris longus
hybrid
palmaris longus
reversed palmaris longus
tendon harvesting
title Versatile but Temperamental: A Morphological Study of Palmaris Longus in the Cadaver
title_full Versatile but Temperamental: A Morphological Study of Palmaris Longus in the Cadaver
title_fullStr Versatile but Temperamental: A Morphological Study of Palmaris Longus in the Cadaver
title_full_unstemmed Versatile but Temperamental: A Morphological Study of Palmaris Longus in the Cadaver
title_short Versatile but Temperamental: A Morphological Study of Palmaris Longus in the Cadaver
title_sort versatile but temperamental a morphological study of palmaris longus in the cadaver
topic agenesis
accessory palmaris longus
duplicated palmaris longus
hybrid
palmaris longus
reversed palmaris longus
tendon harvesting
url https://jcdr.net/articles/PDF/5542/11212_CE(RA1)_F(T)_PF1(NJAK)_PFA(AK)_PF2(PAG).pdf
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AT tintuthottiyilsukumaran versatilebuttemperamentalamorphologicalstudyofpalmarislongusinthecadaver
AT susanjoseph versatilebuttemperamentalamorphologicalstudyofpalmarislongusinthecadaver