Anaemia, punctate basophilia, constipation, blue line and abdominal colic are characreristic of -: (A) Opium addiction, (B) Arsenic poisoning, (C) Mercuric poisoning, (D) Lead poisoning
Answer is D. ​Anemia, punctuate basophilia, constipation, blue line on gums and abdominal colic suggest the diagnosis of chronic lead poisoning.