SEARCH:

Blue black pigmentation of gingiva

# Blue black pigmentation of gingiva is seen with pre existing toxicity of:
A. Bismuth
B. Lead
C. Arsenic
D. Mercury


The correct answer is A. Bismuth

Bismuth pigmentation in the oral cavity usually appears as a narrow, bluish black 
discoloration of the gingival margin in areas of preexisting gingival inflammation.

No comments:

Post a Comment

Add Your Comments or Feedback Here

Subscribe to: Post Comments (Atom)

Subscribe Us: