Structures passing deep to flexor retinaculum are all except -

Structures superficial to flexor retinaculum         Palmaris longus        Ulnar vessels and nerve         Palmar cutaneous branches of median and ulnar nerves.  Structures deep to flexor retinaculum       Median nerve       Flexor digitorum superficialis       Flexor digitorum profundus       Flexor pollicis longus       Flexor carpi radialis