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Morphometric Analysis of the Nasolacrimal Canal: A Study on South Indian Maxillae

Groups and Associations 1RAVINDRANATH YOGITHA††, 2RANGANATH, V.†,3 LEELAVATHI, N.†† & 1RAVINDRANATH ROOPA††
South Asian Anthropologist, 2012, 12(1): 77-82 2012

ABSTRACT: Various anatomical and radiological studies have been conducted across
the world to study the morphometry of nasolacrimal canal, considering its clinical importance
in acquired nasal obstruction. However there is paucity of literature from India concerning the
morphometry of the canal in the dry adult maxillae. The aim of the present study was to estimate
quantitative parameters of the nasolacramial canal of adult dry South Indian Maxillae. The
measured parameters of the Nasolacrimal canals in the present study were found to be variable
from other reported studies. The right nasolacrimal canal was found to be longer than the left
canal and the width of the middle 1/3 rd was narrower than the upper and lower 1/3 rd. In 55.18%
of the maxillae the canal was directed downwards and backwards and in 37.93% was found to
be cylindrical in shape.
† Associate