Etiology:  Paraspidodura uncinata is a cecal helminth (roundworm).

Incidence:  The incidence of Paraspidodura uncinata infection is uncommon in the United States.

Transmission:  Transmission occurs by consumption of embryonated eggs.

Distribution:  Worms reside in the cecum and colon.

Clinical Signs:  No clinical disease is associated with infection.

Diagnosis:  Fecal float can be performed for diagnosis.

Diagnositic morphology: 

Adult males: 11-22 mm long

Adult females: 16-28 mm long

Ova: 50 by 40 µm and thick-shelled