Biopsy the barrier, first start him on mebendazole in case it's a worm.
Wouldn't it be safer to make a few eduCated guesses first? Try some relatively safe treatments?
[SEP] Wouldn't it be safer to make a few eduCated guesses first? Try some relatively safe treatments? [SEP] Biopsy the barrier, first start him on mebendazole in case it's a worm.