Grierson J M, Zelas P
Med J Aust. 1977 Jun 4;1(23):849-52. doi: 10.5694/j.1326-5377.1977.tb131172.x.
A case of actinomycosis of lower abdominal wall and bladder apex related to and involving urachal remnants is reported. The elderly patient presented with the not uncommon problem of a lower abdominal mass and vague sympatomatology but, in this case, of rare aetiology.