PATHOLOGY

Detailed explanation-1: -Ascariasis is the infestation of swine by the roundworm, Ascaris suum, which can cause pneumonia, hepatitis, and ill thrift.

Detailed explanation-2: -Pigs are infected with A. suum nematodes, and symptoms can include coughing or thumping, liver damage, impaired growth, and increased susceptibility to other infections (3).

Detailed explanation-3: -Ascariasis, the infection of pigs with the swine roundworm A suum, occurs worldwide, wherever swine are raised. Clinical signs, including chronic coughing, unthriftiness, and failure to gain weight, tend to be more prevalent in young, growing pigs.