TL;DR: Labored breathing with abdominal heaving is a life-threatening medical emergency indicating your dog is in severe respiratory distress. You must seek immediate veterinary care as your dog is likely struggling to obtain enough oxygen.
What is labored breathing with abdominal heaving in dogs?
Labored breathing, medically known as dyspnea, occurs when a dog is struggling to move air into or out of their lungs. When abdominal heaving is present, it indicates that the dog is recruiting the muscles in their stomach to help force air in and out because the diaphragm and chest muscles are no longer sufficient. This is a clear sign of respiratory distress and suggests that your dog is not receiving adequate oxygen.
How urgent is it if my dog is breathing with abdominal heaving?
- Abdominal heaving is considered a critical medical emergency requiring immediate intervention.
- This condition indicates that oxygen saturation levels are likely dropping to dangerous levels.
- Potential underlying causes include heart failure, pneumonia, trauma, or fluid in the chest (pleural effusion).
- Contact your nearest emergency veterinarian immediately; do not wait for symptoms to improve as respiratory failure can occur rapidly.
Why should I take a video of my dog's breathing for the vet?
- Prioritize transporting your dog to the emergency clinic above all else.
- If possible, capture a short 5 to 10-second video of the breathing pattern to share with the veterinary team.
- A video helps the triage nurse or veterinarian assess the rhythm and effort of breaths to prepare oxygen therapy or equipment before you arrive.
- If you are alone, do not waste time filming; focus entirely on getting your pet to the veterinarian.
Clinical Context (Merck Veterinary Manual)
Labored breathing warrants immediate transfer to the treatment area for emergency triage. Initial evaluation involves assessing the breathing pattern and auscultating the thorax to differentiate between pleural space and parenchymal disease. Pleural space disease often presents with asynchronous breathing, where the chest expands on inspiration as the abdomen retracts, and vice versa. Lung parenchymal disease typically manifests as quiet, smooth breathing with synchronized chest and abdominal movement, although inspiration and expiration may be equally labored. Compromised breathing is characterized by increased respiratory rate and effort, potentially progressing to postural changes like orthopnea (dogs standing with abducted elbows and arched back, cats crouched with elevated sternum). Open-mouth breathing and cyanosis indicate severe pulmonary dysfunction and impending arrest. Diagnostic procedures should be deferred until the patient is stabilized to avoid rapid decompensation.
Chapter: Emergency, Respiratory
Source: The Merck Veterinary Manual, 11th Edition (Page 1663)