Equid, Horse: Intestine. Intestinal parasitism, Parascaris equorum.

Equid, Horse: Jejunum. Parascaris equorum infestation, small intestinal ascariasis.

Equid, Equine: Heart. Vegetative valvular endocarditis with mild to moderate eccentric ventricular hypertrophy .

Equid, Horse: Heart, right AV valve. Vegetative valvular endocarditis caused by Streptococcus zooepidemicus.