<prompt> Anterior lenticonus may be associated withMarfans syndromeAlpos syndromeHomocystinuriaLowes syndrome  <response>: Lenticonus: It refers to cone-shaped elevation of the anterior pole lenticonus anterior or posterior pole lenticonus posterior of the lens. Lenticonus anterior may occur in Alpo;s syndrome and lenticonus posterior in Lowe;s syndrome. Slit-lamp examination confirms the diagnosis. Ref:- A K Khurana; pg num:-204 