1
Q
Special property? N how to remove?
A
SUBSTANTIVITY - up to 12 weeks!
Wash the canal with 3 % TWEEN solution n 0.3% Alpha lecithin solution…
2
Q
CHX with HYPO??
A
Precipitate insoluble PCA ( Parachloraniline) [—— interferes with seal of obturation… N leads to cyanosis due to METHEHEMOHLOBIN formation.
3
Q
Its prevention??
A
Rinse with absolute alcohol after HYPO n before CHX… (STILL CONFIRM WHICH ONE TO USE LAST…)
---ENDO--- Irrigants...
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