Abstract:In a Turkish population, the incidence of patent furcal accessory canals on the pulp chamber floor of maxillary and mandibular first and second molars ranged between 16 and 24%.
“…Accessory canals have been evaluated for patency with varied results. Haznedaroglu et al . stained the pulpal floor of 200 permanent first and second molars with 0.5% basic fuchsin under a stereomicroscope and found 16–24% patent canals.…”
Accessory canals may not be the primary cause of transmission of infection in the inter-radicular area of primary molars. Other factors enhancing permeability of the pulpal floor may be of more significance and need evaluation on a larger scale.
“…Accessory canals have been evaluated for patency with varied results. Haznedaroglu et al . stained the pulpal floor of 200 permanent first and second molars with 0.5% basic fuchsin under a stereomicroscope and found 16–24% patent canals.…”
Accessory canals may not be the primary cause of transmission of infection in the inter-radicular area of primary molars. Other factors enhancing permeability of the pulpal floor may be of more significance and need evaluation on a larger scale.
“…Another possible contribution to the observed leakage is through furcation canals. 29,42 Thus, the antibacterial effect may be important as addressed in several studies. 12,38 The specimens showed leakage by turbidity in the TSB-broth in the lower chamber, which means that bacteria had moved from the pulp chamber.…”
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