heartworms in dogs (1) 썸네일형 리스트형 What are the first signs of heartworms in dogs? Signs of heartworm disease may include a mild persistent cough, reluctance to exercise, fatigue after moderate activity, decreased appetite, and weight loss. As heartworm disease progresses, pets may develop heart failure and the appearance of a swollen belly due to excess fluid in the abdomen. Heartworms can cause a variety of symptoms in dogs. Some of them may be very subtle and easily overloo.. 이전 1 다음