TL;DR: Rapid shallow breathing in sleeping dogs can indicate underlying respiratory or cardiovascular issues and typically warrants a prompt veterinary consultation. Seek immediate emergency care if the breathing is accompanied by blue or pale gums, extreme lethargy, or heavy abdominal effort.
What is rapid shallow breathing in dogs and why does it happen?
Rapid shallow breathing, clinically known as tachypnea, occurs when a dog takes quick, short breaths that do not involve deep chest expansion. While this can sometimes be a normal response to dreaming or a warm room, it can also indicate that the body is struggling to oxygenate the blood efficiently. As a pet parent, noticing this during rest is often the first step in identifying underlying respiratory or cardiovascular issues.
Is my dog's rapid shallow breathing while sleeping an emergency?
- The urgency level for rapid shallow breathing while sleeping is generally categorized as Medium.
- While it is not always a life-threatening crisis in the moment, it warrants a prompt veterinary consultation to rule out health issues.
- If the rapid breathing is accompanied by blue or pale gums, extreme lethargy, or the use of abdominal muscles to help them breathe, the urgency shifts to high.
- In high-urgency cases, you should seek emergency veterinary care immediately.
How does providing a video or photo help with a veterinary triage?
- Capturing a video at home is invaluable because dogs often change their breathing patterns at the clinic due to stress or excitement.
- A clear video of your dog's chest and belly moving while they sleep allows a veterinarian to calculate the Resting Respiratory Rate (RRR).
- Visual evidence helps the medical team evaluate the physical effort involved in each breath.
- This documentation helps clinicians distinguish between a harmless dream cycle and a serious physiological concern.
Clinical Context (Merck Veterinary Manual)
An elevated sleeping respiratory rate (SRR) greater than 30 breaths/min in a dog is considered abnormally high and indicative of tachypnea. Potential causes of rapid, shallow breathing during sleep include pulmonary edema and other respiratory diseases or failure. Severe life-threatening airway compromise can also manifest as rapid, shallow breathing and may be caused by complete large airway obstruction or partial obstruction of the large and small airways due to foreign bodies, edema, laryngeal paralysis or paresis, tracheal collapse, elongated soft palate, aspiration, neoplasia, or hematomas. In cases of increased SRR, furosemide at a dosage of at least 2 mg/kg, PO, bid may be considered. Unconscious, apneic animals require immediate tracheal intubation.
Chapter: Cardiology
Source: The Merck Veterinary Manual, 11th Edition (Page 102)