<prompt> Munsen sign is seen in: March 2013 hCorneal dystrophyPerforated corneal ulcerKeratoconusMarfan syndrome  <response>: Ans. C i.e. Keratoconus Keratoconus Protrusion of central pa of cornea with thinning, Corneal nerves are visible, Associated features: - Munsens sign, - Fleischer sign 