What Is a Cleft Palate?
A cleft palate is a gap in the roof of the mouth that forms before birth when the two halves of the palate do not fuse. The opening connects the mouth to the nasal passages, so milk, food and water can travel up into the nose instead of down to the stomach. It can affect the hard palate (the bony front part), the soft palate (the fleshy back part), or both, and it sometimes occurs with a split upper lip, often called a cleft lip.
Why it matters right away
Newborns with a cleft palate cannot create proper suction to nurse. Milk inhaled through the opening can lead to aspiration pneumonia, which is the main danger in the first weeks of life.
Causes and Breeds at Risk
- Genetics: flat-faced breeds such as Bulldogs, Boston Terriers, Pugs and Pekingese are affected more often; see brachycephalic airway syndrome
- Exposures during pregnancy: certain drugs, toxins, viral infections or nutritional problems in the mother
- Kittens: Siamese and some flat-faced cat breeds show it more often
- Injury: an acquired cleft can follow trauma, such as a fall or bite, in older pets
Signs to Watch For
- Milk bubbling or dripping from the nose during or after nursing
- Coughing, gagging or sneezing while feeding; see runny nose in dogs
- Poor weight gain compared with littermates
- Noisy or labored breathing, fever or lethargy, which can point to pneumonia
- A visible gap when the mouth is gently opened with a light
Diagnosis
Breeders and vets check the roof of the mouth of every newborn shortly after birth. A vet confirms a cleft with an oral exam, and chest X-rays are used if aspiration pneumonia is suspected. Soft palate clefts can be harder to see and may need sedation to examine fully.
Care and Treatment
- Tube or careful bottle feeding: affected newborns usually need to be fed by stomach tube until they are old enough for surgery, typically around 8 to 12 weeks
- Monitoring weight: daily weighing helps catch problems early; see the puppy growth chart
- Surgical repair: tissue flaps are used to close the opening; some pets need more than one surgery
- Treating pneumonia: antibiotics, oxygen and supportive care if milk has been inhaled
Honest outlook
Small clefts repaired successfully can allow a normal life. Large clefts are hard to raise through, and some owners and vets decide on humane euthanasia. Talk openly with your vet about the realistic options.
Prevention
Affected dogs and cats, and parents that have produced affected litters, should not be bred. Good prenatal nutrition and avoiding unnecessary medication during pregnancy also help. Birth defects can affect insurance too; see congenital condition coverage in pet insurance.
Frequently Asked Questions
Can a puppy with a cleft palate survive?
Yes, with intensive tube feeding and surgery many do, but large clefts carry a high risk of pneumonia and need serious commitment.
When can a cleft palate be repaired?
Most vets wait until about 8 to 12 weeks of age, when tissues are big enough to close the gap safely.
Is cleft palate painful?
The defect itself is not usually painful, but the feeding problems and pneumonia it causes make pets very ill.
Seeing milk come from a newborn’s nose? Find a veterinary clinic near you for an exam.