Merciful anosmia is seen in:: (A) Atrophic rhinitis, (B) Allergic rhinitis, (C) Ethmoidal polyposis, (D) Wegener's granulomatosis
Answer is A. In atrophic rhinitis, there is foul smell from the nose, making the patient a social outcast though the patient himself is unaware of the smell due to marked anosmia which accompanies the degenerative changes. This is called as merciful anosmia.