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International Journal of Morphology

On-line version ISSN 0717-9502


KAYODE A, Oluyemi; OLAMIDE A, Adesanya; BLESSING I, Odion  and  VICTOR O, Ukwenya. Incidence of Palmaris Longus Muscle Absence in Nigerian Population. Int. J. Morphol. [online]. 2008, vol.26, n.2, pp.305-308. ISSN 0717-9502.

Alot has been reported about variation of palmaris longus muscle in journals and conventional textbooks. The incidence of palmaris longus muscle absence among people of the six geo-political zones of Nigeria was evaluated using 600 subjects. 31.25% (187 subjects) lack palmaris longus muscleon either of the forearms. 12.5% (75 subjects) shows unilateral absence and 18.75% (112 subjects) shows bilateral absence. 25% (150) of subjects lacks palmaris longus muscleon their right forearms while 25% also lacks it on their left forearms. 6% (37) shows double tendons of palmaris longus muscleon both forearms. Highest incidence of absence was recorded among people of South-West zone.

Keywords : Palmaris longus muscle; Tendons; Flexors muscles; Forearm.

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