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Fig. 12.13 (a)-(c) Investigation of delayed eruption of the permanent upper central
incisors revealed an intruded upper left primary central incisor on radiograph.
Following removal of the retained primary incisor the permanent successor erupted
spontaneously with a white hypoplastic spot on the labial surface
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Fig. 12.14 Brown hypoplastic area on the lower left permanent central incisor
resulting from trauma to the primary predecessor.
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Fig. 12.15 (a)-
(c) Severe
crown
dilaceration of
the upper right
permanent
central incisor
which erupted
spontaneously.(^)
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