An extremely rare case of primary hydatid cyst of the adrenal gland is
reported. Adrenal hydatid cysts are usually a manifestation of genera
lized echinococcosis. Only nine primary cases have so far been reporte
d in the literature. The presentation is insidious. Correct preoperati
ve diagnosis is difficult. Clinical and investigative findings are non
-specific and ambiguous. Surgery is the treatment of choice.