<prompt> Merciful anosmia is seen inNasal polypAtrophic rhinitisRhinosporidiosisRhinoscleroma  <response>: Merciful anosmia is seen in atrophic rhinitisOzaena. There is foul smell from the nose, but the patient himself is unaware of smell due to marked anosmia due to degenerative changes Ref: Dhingra 7e pg 173. 