COMEDK MDS entrance preparations | Presence of opaque white patches in the enamel

Presence of opaque white patches in the enamel, often arranged in a band-like formation also teeth affected are susceptible to a brown discoloration are seen in

a) amelogenesis imperfecta
b) fluorosis
c) bullemia nervosa
d) ectodermal dysplasia

Ans b: The effect of fluorosis may be recognized by the presence of opaque white patches in the enamel, often arranged in a band-like formation. Unlike the teeth in other forms of hypoplasia, the teeth affected by fluorosis are susceptible to a brown discoloration that may resemble amelogenesis imperfecta. Similar idiopathic mottling may occur in teeth of patients from non-fluoride areas, but this is rare.