Calcification start and finish times?
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CALCIFICATION: (source: First Aid)
Primary teeth:
Central incisor 4–6 in utero to 6–10 wk
Lateral incisor 4–6 in utero to 10–12 wk
Canine 4–6 in utero to 9 mo
First molar 4–6 in utero to 6 mo
Second molar 4–6 in utero to 10–12 mo
Permanent teeth:
First molar Birth to 2 1/2–3
Central incisor <1 to 3 1/2
Lateral incisor <1 to 4–5
Canine <1 to 4–7
First premolar 2 to 5–6
Second premolar 2 to 5 1/2–7
Second molar 3 to 6–8
Third molar 7–9 to 13–16
