<prompt> A washer man presents with thickness erosion discoloration of web spaces of toes diagnosis isPsoriasisTinea UnguiumBothCandidiasis  <response>: This washer man has fungal infection thickening erosion of web space. Which may be either T pedis or candidal intertrigo. But, the examinar has not mentioned about specific lesions which :-Red erythematous scaly lesion with central clearing and peripheral spreading In T. pedis.Red erythematous plaque with satellite pustules peripheral pustules, and fine scales at periphery or some times white coloured plaque In candidal intertirigo.T. pedis is not given in the option, so we are left only with candida.T. unguium is the dermatophitic infection of nail not web space 